Collective Mining (CNL) secures full title to Colombian gold concession via staged option

Q: What production and operating limits apply under the Guayabales–Collective Mining agreements?

Guayabales may exploit up to 130 tons per day once modified mining and environmental approvals are granted. Exploitation must stay within a mapped area; activities more than 100 meters outside are deemed unauthorized. Collective Mining leads exploration and future construction, with Guayabales gradually ceasing exploitation as milestones are reached.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

6-K

Rhea-AI Filing Summary

Collective Mining Ltd. has formalized multiple addenda to its option agreement with Asociación de Mineros Guayabales covering a gold mining concession in Caldas, Colombia. Earlier addenda refined payment dates, execution mechanics, annex numbering, exploitation and exploration conditions, and a pledge over the concession securing obligations up to USD 4,000,000.

Under Addendum No. 4, Guayabales confirms that Collective Mining completed Phase 1 payments of USD 1,750,000 and Phase 1 and 2 exploration investments totaling USD 21,426,666 by March 30, 2024. Addendum No. 5 records that by September 30, 2024 exploration and evaluation expenses had risen to USD 27.9 million, satisfying minimum investment commitments for phases 1 and 2.

Addendum No. 5 also documents the early exercise by Collective Mining of the option for 100% of the concession, with remaining consideration structured as staged payments, including installments of USD 2,000,000, USD 2,300,000, and six further payments of USD 588,889. After assignment, Collective Mining becomes titleholder while Guayabales continues as mining operator under a separate operating framework.

Insights

Collective Mining locks in 100% of a key Colombian gold concession via staged option exercise and operating partnership.

The agreements show Collective Mining moving from option holder to full owner of a gold concession in Supía–Marmato, Caldas. Addenda confirm substantial exploration spending of USD 27.9 million by September 30, 2024 and formalize how title and operating roles are split.

By exercising 100% of the option, Collective Mining accepts a defined cash schedule: multiple tranches including USD 2,000,000, USD 2,300,000, then six payments of USD 588,889. A pledge over the concession of up to USD 4,000,000 and detailed enforcement mechanisms under Colombian movable guarantee law protect the buyer’s position if obligations are not met.

Guayabales continues as mining operator after title assignment, retaining operational income while assuming 100% of operating costs and regulatory obligations, subject to exploitation caps such as 130 tons per day once approvals are in place. Future disclosures on assignment approval by the National Mining Agency and execution of the standard operating contract will clarify timing and practical impacts on production.

Key Figures

Phase 1 total value: USD 2,000,000 Phase 1 payments confirmed: USD 1,750,000 Exploration spend through March 30, 2024: USD 21,426,666 +5 more

8 metrics

Phase 1 total value USD 2,000,000 Phase 1 payments to Guayabales under Sixth Clause - Payments

Phase 1 payments confirmed USD 1,750,000 Paid by Collective Mining to Guayabales as of Addendum No. 4

Exploration spend through March 30, 2024 USD 21,426,666 Phase 1 and 2 exploration investments acknowledged by Guayabales

Exploration and evaluation expenses by Sept 30, 2024 USD 27.9 million Total recognized by Collective Mining under the option contract

Pledge guarantee cap USD 4,000,000 Maximum amount covered by concession pledge securing obligations

Near-term option payments USD 2,000,000 + USD 2,000,000 + USD 2,300,000 Three tranches after Addendum No. 5 for 100% option exercise

Subsequent semiannual installments 6 × USD 588,889 Six payments to complete remaining contract balance

Exploitation rate limit 130 tons per day Maximum daily extraction for Guayabales once approvals are granted

Key Terms

CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT, COMMERCIAL PRODUCTION, Movable Property Guarantees Act, open pledge without tenure, +2 more

6 terms

CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT financial

"Addendum No. 05 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information]"

COMMERCIAL PRODUCTION financial

"COMMERCIAL PRODUCTION is understood to be the first calendar day of the month following the moment in which the processing plant is working at 85% of its operating capacity"

Commercial production is the full-scale manufacturing and release of a product for sale to customers after development and any required approvals. It matters to investors because it signals a shift from testing and one-off batches to steady revenue, larger costs for facilities and supplies, and risks around meeting demand and quality standards — like turning a home-cooked recipe into a restaurant menu that must be produced consistently and profitably.

Movable Property Guarantees Act regulatory

"in accordance with the Movable Property Guarantees Act, the Mining Code, or any other applicable regulation"

open pledge without tenure financial

"OPEN PLEDGE AGREEMENT WITHOUT TENURE ON THE RIGHT TO EXPLOIT AND ON FUTURE PRODUCTION DERIVED FROM THE EXPLOITATION"

irrevocable mandate financial

"the following irrevocable mandate will be signed . IRREVOCABLE MANDATE Between (i), ASOCIACIÓN MINEROS DE GUAYABALES"

MINING OPERATOR financial

"GUAYABALES will carry out the exploitation in its capacity as MINING OPERATOR of COLLECTIVE MINING, under the terms and conditions defined in the OPERATING CONTRACT STANDARD"

Form 6-K: How Foreign Companies Report to the SEC →

03/30/2026 - 06:17 PM

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of March, 2026

Commission File Number: 001-42170

Collective Mining Ltd.

(Translation of registrant’s name into English)

82 Richmond Street East, 4th Floor

Toronto, Ontario

Canada, M5C 1P1

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☐ Form 40-F ☒

EXHIBIT INDEX

EXHIBIT NO.		DESCRIPTION
99.1		Addendum No. 1 to Contract for the Option to Assign Mining Concession Contract (Redacted).
99.2		Addendum No. 2 to Contract for the Option to Assign Mining Concession Contract (Redacted).
99.3		Addendum No. 3 Clarification to the Contract for the Option to Assign Mining Concession Contract (Redacted).
99.4		Addendum No. 4 to the Contract for the Option to Assign Mining Concession Contract (Redacted).
99.5		Addendum No. 5 to the Contract for the Option to Assign Mining Concession Contract (Redacted).
99.6		Addendum No. 6 to the Contract for the Option to Assign Mining Concession Contract (Redacted).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	Collective Mining Ltd.

Date: March 31, 2026	By:	/s/ Paul Begin
	Name:	Paul Begin
	Title:	Chief Financial Officer and Corporate Secretary

Exhibit 99.1

ADDENDUM No . 01 TO CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] signed between ASOCIACIÓN DE MINEROS GUAYABALES and MINERALES PROVENZA S . A . S . Among the undersigned, namely, on the one hand, NATALIA ANDREA HERNANDEZ ARIAS , identified as it appears under her signature, acting in her capacity as first alternate to the legal representative of MINERALES PROVENZA S . A . S , (hereinafter "PROVENZA"), in accordance with the attached certificate of incorporation and legal representation ; and on the other hand, [Redacted – Confidential Information] , identified as it appears under his signature, acting in his capacity as legal representative of ASOCIACIÓN DE MINEROS GUAYABALES (hereinafter "GUAYABALES" ), duly authorized by the associates and in accordance with the attached certificate of incorporation and representation ; we have agreed to sign this Addendum No . 01 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , which shall be governed by the following clauses : FIRST CLAUSE : Modify the date on which MINERALES PROVENZA must make the first payment specified in "Sixth Clause - Payments" of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] in favor of GUAYABALES, and it shall read as follows : "Sixth Clause - Payments : The payments that GUAYABALES will receive from PROVENZA under this contract, the OPTION and eventual transfer of ownership of the CONCESSION , will be made as follows : 6.1. Phase 1: The total value of Phase 1 is TWO MILLION UNITED STATES DOLLARS (USD 2,000,000), payable as follows: Amount Enforceability Installment No. USD 350,000" July 17, 2020 1 SECOND CLAUSE : Modify the content of the "Twentieth Clause - Execution" of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , in favor of GUAYABALES, which will be as follows : "Twentieth Clause - Execution" : This Contract is understood to be executed with the signature of this instrument by the parties, accompanied by the authorization of the associates to the legal representative of Asociación de Mineros de Guayabales, by PROVENZA to its legal representative for the signing of this contract . After that, the Certificate of Commencement of the contract will be signed in which it will be stated, among others, payment made by PROVENZA in favor of GUAYABALES with its respective support, registration of the pledge of the concession in favor of MINERALES PROVENZA , delivery of the Work and Construction Program (PTO) and Environmental Management Plan (PMA) in force at the time of signing . All the annexes will be an integral part of the contract . THIRD CLAUSE : The other clauses of the Main Contract remain unchanged and continue in force until its termination . 108707 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

108708 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

FOURTH CLAUSE. The signature of the parties is required for the legalization of this Addendum No. 01. In witness whereof, it is signed in Supía on 09 July 2020 and shall be printed in two identical copies with the same probative value. By ASOCIACIÓN DE MINEROS DE GUAYABALES By MINERALES PROVENZA S.A.S. [Signed] [Fingerprint] [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative [Signed] [Fingerprint] NATALIA ANDREA HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Alternate Legal Representative 108709 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Exhibit 99.2

ADDENDUM No . 02 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] signed between ASOCIACIÓN DE MINEROS GUAYABALES and MINERALES PROVENZA S . A . S . Between the undersigned, on the one hand, NATALIA ANDREA HERNANDEZ ARIAS , identified as it appears under her signature, acting in her capacity as legal representative of MINERALES PROVENZA S . A . S . , (hereinafter " PROVENZA "), according to the attached certificate of incorporation and legal representation ; and on the other hand, [Redacted – Confidential Information] , identified as it appears under his signature, acting in his capacity as legal representative of ASOCIACIÓN DE MINEROS GUAYABALES (hereinafter " GUAYABALES "), duly empowered by the associates and according to the attached certificate of incorporation and legal representation : we have agreed to sign this Addendum No . 02 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , which shall be governed by the following clauses : FIRST CLAUSE : Modify the date on which MINERALES PROVENZA must make the first payment specified in “Sixth Clause – Payments” of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] in favor of GUAYABALES, and it shall read as follows : “ Sixth Clause – Payments : The payments that GUAYABALES will receive from PROVENZA under this contract, the OPTION and eventual transfer of ownership of the CONCESSION , will be made as follows : 6.1. Phase 1: The total value of Phase 1 is TWO MILLION UNITED STATES DOLLARS (USD 2,000,000), payable as follows: Amount Enforceability Installment No. USD 350,000" July 21, 2020 1 SECOND CLAUSE: The other clauses of the Main Contract remain unchanged and continue in force until its termination. THIRD CLAUSE: The signature of the parties is required for the legalization of this Addendum No. 02. In witness whereof, it is signed in Supía on 16 July 2020 and shall be printed in two identical copies with the same probative value. DE By ASOCIACIÓN DE MINEROS GUAYABALES By MINERALES PROVENZA S.A.S. [Signed] [Fingerprint] [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] [Signed] NATALIA A. HERNANDEZ ARIAS I.D. Card No. [Redacted – Confidential Information] 108705 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Alternate Legal Representative Legal Representative 108706 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Exhibit 99.3

ADDENDUM No. 03 CLARIFICATION TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] signed between ASOCIACIÓN DE MINEROS GUAYABALES and COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA Between the undersigned NATALIA ANDREA HERNANDEZ ARIAS , identified as it appears under her signature, acting in her capacity as alternate to the legal representative of COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA , (hereinafter “COLLECTIVE MINING” ), according to the attached certificate of incorporation and legal representation ; and [Redacted – Confidential Information] , identified as it appears under his signature, acting in his capacity as legal representative of ASOCIACIÓN DE MINEROS GUAYABALES (hereinafter “GUAYABALES” ), duly empowered by the associates and according to the attached certificate of incorporation and legal representation ; we have agreed to sign this Addendum No . 03 CLARIFICATION to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , which shall be governed by the following clauses: FIRST CLAUSE : The parties identify that the annexes indicated in the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] and signed some of them on [Redacted – Commercially Sensitive Information] , are erroneously numbered . For this reason, they will proceed to be numbered according to the provisions of the contract and signed again, as follows : (Pending signature, according to contractual stage) Annex 1 Concession assignment (Pending signature, according to contractual stage) Annex 1A Irrevocable Mandate (Pending signature, according to contractual stage) Annex 1B Assignment notice (Pending signature, according to contractual stage) Annex 1C Assignment Contract Model (Signed) Annex 2 Exploitation Conditions (Pending agreement) Annex 3 Corporate Restructuring (Signed) Annex 4 Exploration Conditions (Pending agreement) Annex 5 NSR Conditions (Signed) Annex 6 Pledge Guarantee of the Concession FIRST PARAGRAPH: Annex No. 6 corresponding to the Pledge Guarantee of the Concession and is correctly numbered and signed; therefore, it is not necessary to modify it. SECOND CLAUSE: The other clauses of the Main Contract remain unchanged and continue in force until its termination. THIRD CLAUSE: For the legalization of this Addendum No. 03 CLARIFICATION and the respective annexes, the signature of the parties is required. In witness thereof, this agreement is signed in Supía on the twenty - fifth (25th) day of February 2021 and will be printed in two copies of equal content and probative value. By ASOCIACIÓN DE MINEROS DE GUAYABALES By COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA [Signed] [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative [Signed] NATALIA ANDREA HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Alternate Legal Representative Calle 15 No 19 Sur – 53 Medellín Colombia – www.collectivemining.com – [Redacted – Confidential Information] 108682 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

ANNEX 1 – ASSIGNMENT OF THE CONCESSION CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] At COLLECTIVE MINING 's option, the assignment of the CONCESSION may be effected through the assignment of the concession contract under the terms of Law 685 of 2001 (or the law that subrogates or replaces it) . 1. ASSIGNMENT OF THE CONCESSION CONTRACT - LAW 685 OF 2001 1. In accordance with clause eight, OBLIGATIONS - GUAYABALES, of the contract for the option to assign signed by the parties, GUAYABALES, as the owner, shall be responsible for administering and fulfilling the obligations arising from the concession before the competent authorities . For this purpose, within the month following the execution of the certificate of commencement, a technical - legal committee shall be created and regulated, which shall be recorded in an additional certificate signed by the parties . Therefore, the powers granted by GUAYABALES to COLLECTIVE MINING through the IRREVOCABLE MANDATE will be signed once COLLECTIVE MINING exercises the OPTION referred to in the contract and the ASSIGNMENT is executed . 2. Within three ( 3 ) business days following the notification of the OPTION in the modality of assignment of the concession by COLLECTIVE MINING , GUAYABALES shall file with the mining authority the notification of assignment (in accordance with the ASSIGNMENT NOTIFICATION MODEL), together with the Concession assignment contract (in accordance with the ASSIGNMENT CONTRACT MODEL) . 3. GUAYABALES will deliver to COLLECTIVE MINING a copy of the assignment documents including the filing certificate with the mining authority . 4. COLLECTIVE MINING will provide GUAYABALES with the necessary information to support the economic capacity in accordance with the resolution in force . 2. TRANSFER OF COMPANY SHARES 1. Once GUAYABALES is restructured, and COLLECTIVE MINING exercises the OPTION, GUAYABALES will proceed to carry out the demerger process regarding the CONCESSION that is the purpose of the contract in favor of COLLECTIVE MINING, within the following twenty ( 20 ) working days . In witness thereof, this agreement is signed in Supía on the twenty - fifth ( 25 th) day of February 2021 and will be printed in two copies of equal content and probative value . By ASOCIACIÓN DE MINEROS DE GUAYABALES By COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative NATALIA ANDREA HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Alternate Legal Representative 1 108683 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

ANNEX 1A CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] By virtue of the provisions of eight clause, subparagraphs 8 . 2 . 3 . and 8 . 2 . 7 of the contract for the option to assign mining concession contract [Redacted – Commercially Sensitive Information] , GUAYABALES as holder, will be responsible for managing and attending before the competent authorities the obligations derived from the concession, for which it was agreed between the parties the need to create a technical committee that defines the procedure for such effect . Therefore, the powers granted by this mandate to COLLECTIVE MINING will only be applicable until this company exercises THE OPTION, at which time the following irrevocable mandate will be signed . IRREVOCABLE MANDATE Between : (i), ASOCIACIÓN MINEROS DE GUAYABALES duly organized and existing under the laws of the Republic of Colombia, represented herein by its legal representative, [Redacted – Confidential Information] , of legal age, identified as it appears below his signature (hereinafter the " Principal ") ; and (ii) COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA duly organized and existing under the laws of the Republic of Colombia, represented herein by its legal representative NATALIA ANDREA , of legal age, identified as it appears below her signature (hereinafter the " Agent ") . The PRINCIPAL and the AGENT shall hereinafter be referred to individually or jointly as the Party or Parties . We hereby enter into this MANDATE AGREEMENT (“The MANDATE”) which is governed by the following clauses : FIRST : PURPOSE . In carrying out this MANDATE, the AGENT shall perform the following tasks with respect to Concession Contract [Redacted – Commercially Sensitive Information] (the "CONCESSION"), either personally or through a representative specially appointed for this purpose, as it deems appropriate or as required by the applicable regulations for each specific case, on behalf of and for the account of the PRINCIPAL : (i) (ii) (iii) (iv) (v) (vi) (vii) Represent the PRINCIPAL in all communications, actions, proceedings, and formalities related to the maintenance, execution, modification, requests, or any other procedure related to the CONCESSION and the fulfillment of obligations arising therefrom ; Request and withdraw copies of the mining file and the files of licenses, permits, authorizations, concessions, and/or environmental or any other type of registrations that are in any way related to the CONCESSION ; Be notified of decisions issued within the proceedings carried out by mining authorities, environmental authorities, and any other national, departmental, or municipal authority in relation to the CONCESSION ; File appeals for reversal, requests for direct revocation, or take any other action deemed appropriate in defense of the PRINCIPAL'S interests in the course of any of the procedures described in this MANDATE, before any competent national, regional, or local authority ; Respond to requests made by the mining, environmental, or any other competent national, regional, or local authority and, in general, take all necessary actions to keep up to date with environmental, mining, and any other obligations arising from the CONCESSION; Request extensions or the granting of any legal, technical, or other benefit for the PRINCIPAL in relation to the CONCESSION ; Submit, in accordance with Article 22 of the Colombian Mining Code, Law 685 of 2001 , Article 23 of Law 1955 of 2019 , and current legislation, the relevant notification to the competent mining authority regarding the assignment of the CONCESSION in the event that the PRINCIPAL fails to do so ; In general, all actions necessary to maintain the CONCESSION; SECOND. PRINCIPAL’S OBLIGATIONS: The PRINCIPAL undertakes to the AGENT to: (i) Provide in a timely manner the information and documents necessary for the performance of the activities under the MANDATE. (ii) Collaborate with the AGENT, to the best of its ability, for the successful execution of the purpose of the MANDATE. (iii) The others established in the Law, and in particular in CHAPTERS I, II, and III of TITLE XIII, Book IV of the Colombian Code of Commerce. THIRD. PRINCIPAL’S OBLIGATIONS. The AGENT undertakes to the PRINCIPAL to: comply with the obligations established by law, and in particular in CHAPTERS I, II, and III of TITLE XIII, Book IV of the Colombian Commercial Code. 108684 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

FOURTH . AUTHORIZATION TO ACT AS COUNTERPART . The PRINCIPAL expressly authorizes the AGENT to act as its counterpart, including, but not limited to, giving notification of assignment and acting as assignee of the CONCESSION and/or as assignor, as the case may be, in accordance with Articles 1274 et seq . of the Colombian Commercial Code . FIFTH . TERM . This MANDATE shall remain in force indefinitely from the date of its signing . In witness thereof, this agreement is signed in Supía on the twenty - fifth ( 25 th) day of February 2021 and will be printed in two copies of equal content and probative value . By ASOCIACIÓN DE MINEROS DE GUAYABALES By COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative NATALIA ANDREA HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Alternate Legal Representative 3 108685 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

ANNEX 1B - NOTIFICATION OF ASSIGNMENT CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] To AGENCIA NACIONAL DE MINERÍA Personally Delivered Reference: Notification or Request for assignment of mining concession contract [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES , with Tax ID No . 8100054050 , legally represented by [Redacted – Confidential Information] , of legal age, resident of the city of Marmato - Caldas, bearer of ID Card No . acting as the holder of the mining concession contract of reference, in compliance with the provisions of Article 22 of the Mining Code and article 23 of Law 1955 of 2019 and the regulations that complement and subrogate it, I hereby request in writing before your Office, that it is my intention to assign the mining concession contract of reference to MINEROS COLLECTIVE MINING S . A . S , identified with Tax ID No . 901 . 364 . 254 , a company incorporated under the laws of the Republic of Colombia . I also enclose the negotiation document of the corresponding assignment of rights, together with a certificate of incorporation and legal representation of the assignor and the assignee. The undersigned will receive notifications at the email address [Redacted – Confidential Information] or at the Secretariat of his Office. Sincerely, In witness whereof, this certificate is signed in Supia – Caldas on , in two (2) originals. By ASOCIACIÓN DE MINEROS GUAYABALES [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative 4 108686 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

ANNEX 1C ASSIGNMENT CONTRACT MODEL CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] This ASSIGNMENT OF MINING CONCESSION CONTRACT (hereinafter the " ASSIGNMENT ") is entered into between : (i) ASOCIACIÓN DE MINEROS GUAYABALES , Identified with Tax ID No . 8100054050 duly organized and existing under the laws of the Republic of Colombia, represented in this act by its legal representative [Redacted – Confidential Information] , of legal age, resident of the city of Marmato - Caldas, identified as it appears below his signature (hereinafter the " Assignor ") ; and (ii) MINEROS COLLECTIVE MINING S . A . S . , identified with Tax ID No . 901 . 364 . 254 , duly organized and existing under the laws of the Republic of Colombia, represented in this act by its alternate legal representative NATALIA A . HERNANDEZ ARIAS , of legal age, identified as it appears below her signature (hereinafter the " Assignee ") . For the purposes of this Assignment, the Assignor and the Assignee are sometimes referred to jointly as the " Parties " and individually as the " Party " . BACKGROUND a. That the Assignor is the holder of mining concession contract [Redacted – Commercially Sensitive Information] for the exploitation of a gold deposit, covering an area of 247 . 9012 hectares, located in the municipalities of Supía and Marmato, Department of Caldas, registered with the National Mining Registry on [Redacted – Commercially Sensitive Information] (hereinafter the " Concession Contract ") . b. That upon signing this Assignment and in compliance with the provisions of Article 22 of the Mining Code and Article 23 of Law 1955 of 2019 , the Assignor shall proceed to inform, together with the notification or request to the mining authority, of its intention to assign the Concession Contract, for which purpose it shall attach this document . NOW, THEREFORE, the Parties agree as follows : FIRST : Purpose . - By virtue of this Assignment, the Assignor assigns to the Assignee, and the Assignee accepts, all rights and obligations arising from Mining Concession Contract [Redacted – Commercially Sensitive Information] for the exploitation of a gold deposit in an area of 247 . 9012 hectares located in the municipalities of Supía and Marmato, Department of Caldas . SECOND : Notification or Request and Negotiation of Assignment of Rights and Obligations . - In accordance with Article 22 of the Colombian Mining Code and Article 23 of Law 1955 of 2019 , the Assignor shall submit to the mining authority the notification or application together with the Assignment contained in this contract, stating the intention to assign Mining Concession Contract [Redacted – Commercially Sensitive Information] . THIRD : Payments . - The Assignee paid the corresponding agreed value, which the Assignor declares to have received to its satisfaction . FOURTH : Additional obligations . - The Assignor hereby undertakes and agrees to take all necessary steps and sign all documents, briefs, petitions, and authorizations that may be necessary or reasonably required to carry out and complete the assignment contemplated herein . FIFTH - Subrogation of Obligations . - By virtue of the total assignment made through this contract, THE ASSIGNEE shall be subrogated to all obligations arising from the Mining Concession Contract that is the subject of the assignment, even those contracted prior to the assignment, and which are pending fulfillment . SIXTH - Disencumbrance . - The Assignor guarantees that the assignment of the Concession Contract and the Concession Contract are free of any kind of charge or encumbrance and that it will only be subject to the condition of not being objected by the competent Mining Authority in accordance with the provisions of Article 22 of Law 685 of 2001 . SEVENTH - Modification or amendment . - Any modification or amendment of this Assignment shall not be valid, nor shall it be effective unless made in writing and signed by the Parties . In witness thereof, this agreement is signed in Supía on the twenty - fifth ( 25 th) day of February 2021 and will be printed in two copies of equal content and probative value . By ASOCIACIÓN DE MINEROS DE GUAYABALES By COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative NATALIA ANDREA HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Alternate Legal Representative 108687 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

5 108688 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

ANNEX 2 - EXPLOITATION CONDITIONS CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] 1. DESCRIPTION OF THE EXPLOITATION AREA 6 108689 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

[Redacted – Commercially Sensitive Information] The Exploitation Area is located in the municipalities of Marmato and Supía, Department of Caldas, within the area covered by mining concession contract [Redacted – Commercially Sensitive Information] , and comprises the area defined in Annex A - Map . Any exploitation activities more than 100 meters outside the area defined in the Annex – Map will be considered unauthorized and will be considered a breach of contract . Therefore, GUAYABALES may not increase the area of exploitation without the prior authorization of COLLECTIVE MINING . GUAYABALES will only be allowed to extract up to one hundred and thirty ( 130 ) tons per day once the Mining and Environmental Authorities issue the Resolutions approving the modification to the PTO and the respective Environmental License . 2. EXPLOITATION PROGRAM GUAYABALES will have complete technical, contractual, and economic autonomy to structure its exploitation program in the area defined in the Annex - Map . 3. WORKS AND PROJECTS (PTO) PROGRAM The PTO corresponding to the exploitation works authorized for GUAYABALES was prepared by the Mining Delegation Unit of Caldas and accepted by GUAYABALES through a communication dated May 8 , 2005 . The PTO is an integral part of this contract . This PTO is in the process of modification . COLLECTIVE MINING, prior to the signing of the Option agreement, is aware that GUAYABALES is filing a new PTO . Therefore, GUAYABALES may only carry out mining operations within the area delimited in the Annex - Map and up to 100 meters outside this area and may only process the amount of mineral that does not exceed 130 tons per day, as long as the respective Authorities have issued the approving Resolutions for such purpose . Any request for modification other than that corresponding to the exploitation area in the Annex – Map or for an amount greater than 130 tons per day will require express authorization from COLLECTIVE MINING . 4. ENVIRONMENTAL LICENSE The Environmental Management Plan corresponding to the exploitation activities authorized for GUAYABALES was approved by the Environmental Authority through Resolution No . [Redacted – Commercially Sensitive Information] . This environmental license is in the process of being modified . Any request for modification to the environmental license other than that corresponding to the exploitation area in the Annex. 7 [illegible seal] 108690 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Map or an amount greater than 130 tons per day will require express authorization from COLLECTIVE MINNING. 5. GUAYABALES' OBLIGATIONS RELATED TO EXPLOITATION 1. Assume the cost of the financial obligations established in the CONCESSION (royalties, additional considerations, surface rights fees, insurance policies, inspection visits, among others) and the obligations contained in the environmental license . 2. Be the sole contact and communication channel with the Mining and Environmental Authorities, in all matters related to the technical, mining, economic, legal, social and environmental aspects of the operations related to the Exploitation Area . COLLECTIVE MINING may request at any time to accompany the contact and communication activities with the authorities . 3. Assume the cost of the design, implementation, and approval of the PTO and the corresponding environmental license. 4. Deliver to COLLECTIVE MINING information related to technical, geological, environmental and mining issues of the Exploitation Area, in particular the following : a . Geological, geotechnical, hydrogeological, and mining information related to the Exploitation Area ; b . The mining plan and the PTO ; c . Environmental license ; inventories of infrastructure or equipment associated with the Exploitation Area . Allow COLLECTIVE MINING to enter the surface and underground exploitation area to carry out exploration activities . COLLECTIVE MINING will share geological data collected with GUAYABALES . 5. Assume the operational, environmental, economic, legal, administrative, labor, industrial safety, and occupational health obligations and responsibilities associated with the execution of the exploitation activities derived from the CONCESSION . 6. Know the Exploitation Area and accept its mining and environmental conditions (in the field, as well as those defined by the Mining and Environmental Authority) relevant to the execution and fulfillment of the obligations under its responsibility, as well as to accept and assume that the mining and environmental conditions of the Exploitation Area may vary . The mining and environmental conditions of the Exploitation Area relevant to the execution and fulfillment of GUAYABALES' obligations include all conditions related to, derived from, or associated with : (a) the area of execution of its obligations ; (b) the general and local conditions of the area defined in this document for EXPLOITATION included in the CONCESSION ; (c) the geological, geotechnical, geopolitical, and hydrological conditions and the possibility of gas deposits in the Collaboration Area ; (d) transport conditions, access routes, and communication routes ; (e) disposal of goods and storage of materials ; (f) availability of labor ; (g) access to electricity and water ; (h) public order and security situation ; (i) quality and quantity of materials to be used and their availability in the area ; as well as (j) the characteristics of the equipment and tools that may be required in any way in the performance of this Contract . Therefore, GUAYABALES declares that COLLECTIVE MINING will not have any responsibility related to the aforementioned mining and environmental conditions of the Exploitation Area, nor related to changes thereof . 7. Perform all mining work necessary for extraction (including all preventive and corrective maintenance of all roads passing through the Exploitation Area, as well as other mining facilities), in accordance with the PTO and the environmental license, related to exploitation . 8. Finance and obtain the economic resources, goods, elements, personnel, and work tools required for the correct and efficient operation of the Exploitation Area . 9. Ensure and give priority to the hiring of direct personnel from the area of influence of the CONCESSION Likewise, ensure that indirect personnel be hired from the same area, as well as to give priority to the acquisition of goods and services from the area of influence of the CONCESSION . 10. Foresee and assume, independently, all costs and expenses associated with its obligations, especially those related to personnel (for example : salaries, social benefits, contributions to the integral social security system and indemnities, delivery of equipment to its personnel, industrial and mining safety, and occupational health), materials, equipment, supplies, infrastructure, public services of the Exploitation Area, possible stand - by due to rain or other internal conditions, among others . 8 [illegible seal] 108691 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

11. Respond for the strict compliance of its legal and contractual obligations with its suppliers, contractors, employees and third parties, as well as respond for the damages generated by a breach of the mining plan, the PTO, and the Environmental License related to the EXPLOITATION activity within the area defined in this document . 12. Allow the Mining and Environmental Authorities, as well as any other legal entity of public or private law that has the legal power to do so, to enter the Exploitation Area and carry out the inspections they require, as well as to advise and assist COLLECTIVE MINING in the inspections that any of these entities or legal entities of public or private law may carry out . 13. Inform, watch over, and take care that no mining encroachments are generated in the Exploitation Area or, in general, in the CONCESSION area, informing COLLECTIVE MINING immediately it becomes aware that any activity of this nature is being carried out or will be carried out, much less sponsoring their occurrence . Bring the different judicial, administrative, and police actions to counteract such invasions . 14. Prepare an inventory of the assets to be used for the mining works in the Exploration Area, submit it to COLLECTIVE MINING within the month following the date of execution of the Contract, and update it when COLLECTIVE MINING requests it . 15. Submit supporting documents for the use of explosives in accordance with the Law. GUAYABALES shall hold COLLECTIVE MINING harmless against any and all claims or lawsuits filed by third parties against GUAYABALES , actions, claims, or lawsuits of any nature arising from damage and/or harm caused to property, natural resources, the environment, human health, life, or personal integrity of third parties, its employees, officers, directors, and internal and external advisors, including agents or contractors of GUAYABALES , arising as a direct or indirect consequence of acts, events, or omissions by GUAYABALES in the performance of the Contract . 16. The income or expenses generated by the exploitation shall be the property of GUAYABALES . However, once the OPTION , has been exercised, the parties will define the accounting and financial structure so that GUAYABALES can continue to bear the costs of exploitation and receive the corresponding benefits, considering that COLLECTIVE MINING will be the holder of the CONCESSION , and GUAYABALES will act as operator . 6. CONFLICT BETWEEN THE EXPLOITATION AND THE CONSTRUCTION AND ASSEMBLY STAGE GUAYABALES shall gradually dismantle the exploitation activity and shall totally stop it, once the payment of 60 % of the total value of this contract by COLLECTIVE MINING is fulfilled or, until it reaches COMMERCIAL PRODUCTION, or until there is a technical, physical and/or occupational health and safety conflict, duly proven, with the construction and assembly works by COLLECTIVE MINING, whichever occurs first, which shall be reported according to the procedure and term indicated in the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . In witness thereof, this agreement is signed in Supía on the twenty - fifth ( 25 th) day of February 2021 and will be printed in two copies of equal content and probative value . By ASOCIACIÓN DE MINEROS DE GUAYABALES By COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA [Signed] [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative [Signed] NATALIA ANDREA HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Alternate Legal Representative 9 [illegible seal] 108692 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

ANNEX 4 - EXPLORATION CONDITIONS CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] DESCRIPTION OF EXPLORATION AREA The EXPLORATION area is located in the municipality of Marmato and Supia, Department of Caldas, within the area of the mining concession contract [Redacted – Commercially Sensitive Information] , and includes the mine currently exploited by GUAYABALES . EXPLORATION PROGRAM COLLECTIVE MINING will have complete technical and economic autonomy to structure its exploration program in the CONCESSION area . ENVIRONMENTAL LICENSE If required in accordance with applicable law, GUAYABALES will contribute to the execution of any modification activity required on the environmental license for the purpose of carrying out exploration activities . COLLECTIVE MINING will assume the cost and development of the activities required for this purpose . COLLECTIVE MINING OBLIGATIONS IN EXPLORATION Assume the cost of the economic obligations derived from exploration activities, as well as the obligations contained in the environmental license . Assume the operational, environmental, economic, legal, administrative, labor, industrial safety and occupational health obligations and responsibilities associated with the execution of exploration activities . Conduct all mining exploration work necessary for geological knowledge . Finance and obtain the economic resources, goods, elements, personnel, and work tools required for the correct and efficient exploration in the Exploration Area . Ensure and give priority to the hiring of direct personnel from the area of influence of the CONCESSION and ensure that indirect personnel be hired from the same area, as well as to give priority to the acquisition of goods and services from the area of influence of the CONCESSION . Foresee and assume, independently, all costs and expenses associated with its obligations, especially those related to personnel (for example : salaries, social benefits, contributions to the integral social security system and compensations, delivery of equipment to its personnel, industrial and mining safety, and occupational health), materials, equipment, supplies, infrastructure, public services of the Exploration Area, possible stand - by due to rain or other internal conditions, among others . Respond for the strict compliance of its legal and contractual obligations with its suppliers, contractors, employees, and third parties, as well as respond for the damages generated on the occasion of a breach of the law or the Environmental License within the framework of the exploration activities . Allow the Mining and Environmental Authorities, as well as any other public or private legal entity that has the legal authority to do so, to enter the Exploration Area and carry out the inspections they require . Inform, watch over, and take care that no mining invasions occur in the Exploitation Area or, in general, in the CONCESSION area, informing GUAYABALES immediately it becomes aware that any activity of this nature is being carried out or will be carried out, much less sponsoring their occurrence . 11 108693 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

COLLECTIVE MINING shall hold harmless GUAYABALES against any and all third party claims or lawsuits against COLLECTIVE MINING , actions, claims, or lawsuits of any nature whatsoever arising from damages and/or harm caused to property, natural resources, environment, human health, life or personal integrity of third parties, its employees, directors, managers and internal and external advisors, including agents or contractors of COLLECTIVE MINING , arising as a direct or indirect consequence of acts, facts or omissions by COLLECTIVE MINING in the execution of the Contract . In witness whereof, it is signed in Supía on 25 February 2021 and shall be printed in two identical copies with the same probative value . By ASOCIACIÓN DE MINEROS DE GUAYABALES By COLLECTIVE MINING (BERMUDA) LTD SUCURSAL COLOMBIA [Signed] [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative [Signed] NATALIA ANDREA HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Alternate Legal Representative 12 [illegible seal] 108694 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

ANNEX 6 - CONCESSION PLEDGE GUARANTEES CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] OPEN PLEDGE AGREEMENT WITHOUT TENURE ON THE RIGHT TO EXPLOIT AND ON FUTURE PRODUCTION DERIVED FROM THE EXPLOITATION OF MINING TITLES Between the undersigned, ADRIANA CAROLINA HERNANDEZ ARIAS , identified as it appears below her signature, acting in her capacity as legal representative of MINERALES PROVENZA S . A . S . , (hereinafter “ PLEDGE CREDITOR ”) and [Redacted – Confidential Information] , identified as it appears below his signature, acting in his capacity as legal representative of ASOCIACIÓN DE MINEROS GUAYABALES , identified with Tax ID No . 8100054050 , duly organized and existing under the laws of the Republic of Colombia (hereinafter “ PLEDGER ”), we have agreed to enter into this OPEN PLEDGE AGREEMENT WITHOUT TENURE ON THE RIGHT TO EXPLOIT AND ON FUTURE PRODUCTION DERIVED FROM THE EXPLOITATION OF MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] (hereinafter the “PLEDGED ASSET”), subject to the following . CONSIDERATIONS 1. That the Pledged Asset is the exclusive property of the PLEDGE DEBTOR and that it is not currently subject to any other encumbrance or limitation of ownership that could in any way affect the enforceability of this Agreement in accordance with the Movable Property Guarantees Act, the Mining Code, or any other applicable regulation . 2. That the PLEDGE CREDITOR and the PLEDGER, by signing this pledge agreement without tenure, intend to guarantee the obligation to ASSIGN the PLEDGED ASSET to the PLEDGE CREDITOR by exercising the OPTION derived from the purchase option contract on the PLEDGED ASSET, signed between the PARTIES . 3. That, for the purposes of granting the guarantee referred to in the previous recital, the PLEDGER enters into this Agreement with the PLEDGE CREDITOR . Based on the foregoing, the parties agree to the following : CLAUSES FIRST CLAUSE . - GRANTING OF REAL GUARANTEE : THE PLEDGER gives and grants to the PLEDGE CREDITOR , in accordance with the provisions of Law 685 of 2001 and Law 1676 of 2013 of Movable Property Guarantees and other concordant and complementary norms, first degree open pledge and without tenure over the Mining Concession Contract [Redacted – Commercially Sensitive Information] for the exploitation of a Gold deposit, in an area of 247 . 9012 HA, located in the municipalities of Supia and Marmato, Department of Caldas (the PLEDGED ASSET ) . SECOND CLAUSE . - GUARANTEED OBLIGATIONS : The purpose of this Contract is to guarantee, with the PLEDGED ASSET, the Assignment of Mining Concession Contract [Redacted – Commercially Sensitive Information] in favor of the PLEDGE CREDITOR . The Guarantee established under this Contract shall remain in force until such time as the PLEDGE CREDITOR exercises the OPTION and consequently acquires, in whole or in part, Mining Concession Contract [Redacted – Commercially Sensitive Information] . [illegible seal] [Signed] 108695 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Nature of the Guaranteed Obligations : The PLEDGER undertakes not to sell, assign, grant options, transfer or pledge the Mining Concession Contract [Redacted – Commercially Sensitive Information] to a third party . Value and maximum amount covered by the guarantee : USD 4 , 000 , 000 corresponding to phase 1 and 2 , or until the moment in which the PLEDGE CREDITOR exercises the OPTION and, consequently, acquires partially or totally THE CONCESSION . Pledged Asset : It is constituted by the Mining Concession Contract owned by ASOCIACIÓN DE MINEROS GUAYABALES identified with number [Redacted – Commercially Sensitive Information] (THE CONCESSION), as well as the rights to exploit and the future production derived therefrom . It is expressly agreed that this pledge guarantees the PLEDGE CREDITOR and its affiliated, assigned or successor companies to the extent that the CONTRACT FR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] has been assigned to, or succeeds to, any of such affiliated companies . It is understood that this pledge backs not only the obligation not to sell to a third party, but also the corresponding interest (remuneration and moratorium applicable) and the expenses of collection and execution of the pledge (including consultants, attorneys, judicial and/or arbitration costs, etc . ), if applicable . THIRD CLAUSE . - REGISTRATION IN THE MOVABLE PROPERTY GUARANTEE REGISTRY : The PLEDGER accepts and acknowledges that the PLEDGE CREDITOR (directly or through the person it designates) may register this guarantee in the Registry of Movable Guarantees in accordance with the Movable Property Guarantees Act . Therefore, the PLEDGER may not oppose, for any reason or under any circumstances, the registration by the PLEDGE CREDITOR of this guarantee in the Registry of Movable Property Guarantees . FOURTH CLAUSE . - TERM OF THE GUARANTEE : The Guarantee constituted under this Contract shall be in force until the PLEDGE CREDITOR exercises the OPTION and consequently acquires partially or totally THE CONCESSION, until it exercises the waiver or there is a cause for termination of the contract of sale regarding the option to assign THE CONCESSION . FIFTH CLAUSE . - PROTECTION OF THE GUARANTEE : the PLEDGER agrees and accepts that it will not sell, assign, grant options, transfer, pledge, or limit in any way the exercise of rights over the Pledged Asset . The Pledger, at its sole expense, shall guarantee and defend the right and title granted to the PLEDGE CREDITOR over the PLEDGED ASSET against claims and lawsuits from third parties . SIXTH CLAUSE . - OTHER COMMITMENTS : This Contract also imposes on the PLEDGER the obligations contained in Colombian law in connection with open commercial pledges, as well as the following general obligations : i. ii. iii. iv. v. Notify the PLEDGE CREDITOR of any seizures or foreclosures of the PLEDGED ASSET within five (5) Business Days of being notified by a judge or competent authority of such seizure or foreclosure. To inform the PLEDGE CREDITOR of any act, fact or action of which it becomes aware that may adversely and materially affect the pledge created under this Contract or any of the obligations arising hereunder. Request approval from the PLEDGE CREDITOR prior to disposing of all or part of the Pledged Asset. Keep updated and in force all those registrations, authorizations or permits that are necessary or that are related to the PLEDGED ASSET. Maintain in force the PLEDGED ASSET and the applicable insurance policies that cover it, as well as make the corresponding royalty payments and other considerations of the PLEDGED ASSET. SEVENTH CLAUSE . - EVENT OF NON - COMPLIANCE : Any of the following events shall be sufficient grounds for the PLEDGE CREDITOR to enforce its rights under this Contract, which shall constitute an "Event of Non - Compliance" : In the event that the PLEDGER, sells, assigns, grants options, transfers and/or pledges the Mining Concession Contract [Redacted – Commercially Sensitive Information] to a third party . Page 14 of 20 . [illegible seal] [Signed] [illegible seal] 108696 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Upon the occurrence of a single Non - Compliance Event, the PLEDGE CREDITOR , subject in all cases to the provisions of applicable Colombian law, may, at its discretion, carry out one or more of the following enforcement procedures : i. Direct Payment Procedure : The Creditor may initiate direct payment proceedings under the terms of Article 60 of the Movable Property Guarantees Act . ii. Special Enforcement Procedure : Initiate a special enforcement procedure for the guarantee, in accordance with the mechanism provided for in clause eight below . iii. Judicial collection procedure : Initiate enforcement of the guarantee in accordance with the provisions of current procedural rules and the Commercial Code, which, unlike the Special Enforcement Procedure, is brought to the attention of the competent judge through legal proceedings . EIGHTH CLAUSE . - SPECIAL ENFORCEMENT PROCEDURE . The Parties expressly agree and authorize the special enforcement of the guarantee constituted under this Contract, to the extent that on the date on which the PLEDGE CREDITOR initiates the process regulated in this clause, one of the events of non - compliance occurs and The foregoing in accordance with the special rules and procedures established in this Contract and, in matters not covered herein, in accordance with the provisions of Chapter III of Title VI of Law 1676 of 2013 (except for paragraph 3 of Article 60 of Law 1676 of 2013 ), a procedure that will be carried out before the Arbitration and Conciliation Center of the Medellín Chamber of Commerce (the "Procedural Entity") . For such purposes, the Parties shall abide by the procedure described in Articles 62 to 77 of Law 1676 of 2013 and Decree 1835 of 2015 , except for the following exclusions, qualifications or special covenants in relation to such procedure : i. The appraisal provided for in the first paragraph of section 5 of Article 69 of Law 1676 of 2013 shall be carried out under the terms set forth below : (a) The PLEDGE CREDITOR shall engage the services of an independent investment bank selected by the PLEDGER from the list of three investment banks provided by the PLEDGE CREDITOR on the date on which the latter exercises its right to require the sale of the PLEDGED ASSET (the "Investment Bank") . The selection shall be made by said PLEDGER within three ( 3 ) Business Days following the date on which it receives from the PLEDGE CREDITOR the list of Investment Banks mentioned above . If within such term the PLEDGER does not choose an Investment Bank, then the Investment Bank shall be the one designated by the PLEDGE CREDITOR from the list previously sent to the PLEDGER . The Investment Bank will be responsible for valuing the PLEDGED ASSET . For these purposes, the Investment Bank shall have a term of thirty ( 30 ) days, or such longer term as may be allowed by the PLEDGE CREDITOR to value the PLEDGED ASSET . (b) The costs and fees derived from the contracting of the Investment Banking shall be borne in equal proportions between the Parties . ii . The Parties expressly exclude the application of the second paragraph of section 5 of Article 69 of Law 1676 of 2013 and, instead, in accordance with Article 71 of Law 1676 of 2013 , establish the following rules : (a) Once contracted, the Investment Bank shall perform the valuation of the PLEDGED ASSET in accordance with methods and mechanisms commonly used and generally accepted by investment banks in valuation and sale processes of similar assets, in order to establish the fair market price of the PLEDGED ASSET (the "Fair Market Price"), which shall be notified to the corresponding PLEDGE CREDITOR and PLEDGER . Page 15 of 20 [illegible seal] [Signed] [illegible seal] 108697 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

(b) The decision to initiate the procedure for the sale of the PLEDGED ASSET is at the discretion of the PLEDGE CREDITOR, provided that it is subsequent to the verification of the Non - Compliance Event . Notwithstanding the foregoing, the sale of the PLEDGED ASSET in any of the stages described below shall be made to the person who has offered the best price and term conditions in accordance with the rules set forth in this clause . (c) Once the Fair Market Price is determined by the Investment Bank, the PLEDGE CREDITOR may instruct the Processing Entity to start the procedure for the sale of the PLEDGED ASSET . The reference price for the first stage will be the Fair Market Price . (d) The Proceeding Entity shall be authorized to carry out all actions it deems appropriate to ensure publicity of the sale procedure at any stage . (e) The sale procedure shall be published by notice in at least one newspaper of wide national circulation in Colombia at least five ( 5 ) days prior to the date of commencement of each stage . (f) To the extent legally possible, the PLEDGE CREDITOR may withdraw from the sale procedure at any time prior to the sale of the PLEDGED ASSET to the highest bidder, without prejudice to being able to resume it at a later date . The successful bidder in any of the stages of the sale procedure shall pay the price within three ( 3 ) Business Days following the date of completion of the sale procedure . (g) The price paid on the occasion of the sale procedure, after deducting all expenses derived from the execution procedure and applicable taxes, shall be used to meet the unfulfilled obligation, that is, the sale, assignment, granting of options, transfer and/or pledge in favor of a third party of the Mining Concession Contract [Redacted – Commercially Sensitive Information] during the term of the option sale contract on the concession (MAIN CONTRACT) . The remaining amount, if any, must be deposited in a bank account belonging to the PLEDGER . If there are no outstanding Guaranteed Obligations, then the surplus shall be delivered directly and immediately to the corresponding PLEDGER . iii . The PLEDGE CREDITOR shall retain all rights and remedies against the PLEDGER for the unsatisfied or non - complied Guaranteed Obligations as a result of the enforcement of the guarantee under this Contract . NINTH CLAUSE . - TERM AND TERMINATION . This Contract shall remain in full force and effect until the earlier of the following date : i. The moment when the PLEDGE CREDITOR exercises the OPTION and consequently acquires part or all of THE CONCESSION, until it exercises the waiver or a cause for termination of the contract for the sale of the option to assign THE CONCESSION arises . The written release of the guarantee by the Pledge Creditor, in the event of waiver or the occurrence of grounds for termination of the contract for the sale of the option to assign THE CONCESSION . For the purposes of Article 42 of the Movable Property Guarantees Law, the term of the registration of the movable property guarantee shall be from the date of registration of this Contract in the Movable Property Guarantees Registry until the termination of this Contract for any of the reasons set forth above in this Clause . Upon the occurrence of any of the grounds described in this Clause, the PLEDGE CREDITOR shall within five ( 5 ) Business Days thereafter send written notification to the PLEDGER that this Contract and the underlying pledge have terminated and all obligations hereunder are irrevocably canceled . Page 16 of 20 [illegible seal] [Signed] [illegible seal] 108698 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

TENTH CLAUSE. - ADDITIONAL QUALITY OF THE CONTRACT. This Contract is an ancillary agreement to the Option Sale Contract for THE CONCESSION, signed between the parties. ELEVENTH CLAUSE. - GENERAL INFORMATION: 1. MODIFICATIONS, WAIVERS . Amendments to this Contract shall not be effective unless made in writing and duly signed by each of the Parties . 2. GOVERNING LAW . This Pledge Contract shall be governed by and construed in accordance with Colombian law . 3. VALIDITY . If any provision of this Contract is found to be prohibited or invalid under Colombian law, such provision shall not be effective to the extent of such prohibition or invalidity and shall not affect the validity of the remainder of the provision or the other provisions of this Contract . 4. ASSIGNMENT . The PLEDGER may not under any circumstances assign this Contract without the prior written authorization of the PLEDGE CREDITOR, who may refuse to grant such authorization without providing any justification . The PLEDGE CREDITOR may assign this Contract at any time without requesting authorization from the PLEDGER, giving at least thirty ( 30 ) days' prior notice of the assignment, providing the name or business name, address, among other details, so that the PLEDGER is aware of the relevant information about the new PLEDGE CREDITOR . The PLEDGE CREDITOR shall provide the PLEDGER with certification that the new PLEDGE CREDITOR complies with the regulations relating to money laundering and the prevention of terrorism . TWELFTH CLAUSE. - NOTIFICATIONS. Any communication that the Parties wish or need to send in relation to this Contract must be sent by email or certified mail to the following persons and addresses: MINERALES PROVENZA S.A.S. Email: [Redacted – Confidential Information] Address: [Redacted – Confidential Information] ASOCIACIÓN DE MINEROS GUAYABALES Email: [Redacted – Confidential Information] . In witness whereof, this document is signed in Supía, Caldas, on the twenty - first (21st) day of July 2020, in two (2) originals. PLEDGER By ASOCIACIÓN DE MINEROS DE GUAYABALES PLEDGE CREDITOR By MINERALES PROVENZA SAS [Signed] [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative [Signed] ADRIANA CAROLINA HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Legal Representative Page 17 of 20 [Signed] 108699 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Exhibit 99.4

1 . Que el [Redacted – Commercially Sensitive Information] se suscribió entre MINERALES PROVENZA SAS y GUAYABALES CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] . 2. Que el [Redacted – Commercially Sensitive Information] se suscribió entre MINERALES PROVENZA SAS y GUAYABALES OTRO SI número 01 al CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] . 3. Que el [Redacted – Commercially Sensitive Information] , se suscribió entre MINERALES PROVENZA SAS y GUAYABALES OTRO SI número 02 al CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] . 4. Que el [Redacted – Commercially Sensitive Information] , se suscribió entre MINERALES PROVENZA S . A . S y COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA CESION DEL CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] . 5. Que el [Redacted – Commercially Sensitive Information] , se suscribió entre COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA Y GUAYABALES OTRO SI número 03 al CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] . OTROSÍ No 04 AL CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] SUSCRITO ENTRE ASOCIACIÓN DE MINEROS GUAYABALES Y COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA Entre los suscritos a saber por una parte, NATALIA ANDREA Between the undersigned NATALIA ANDREA HERNANDEZ HERNANDEZ ARIAS , identificada como aparece al pie de su ARIAS , identified as it appears under her signature, acting in firma, actuando en su calidad de representante legal de her capacity as legal representative of COLLECTIVE MINING COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA LIMITED SUCURSAL COLOMBIA (hereinafter (en adelante " COLLECTIVE MINING "), conforme al " COLLECTIVE MINING "), according to the attached certificado de existencia y representación adjunto ; y por la Certificate of Incorporation and Legal Representation ; and otra, [Redacted – Confidential Information] , identificado [Redacted – Confidential Information] , identified as it como aparece al pie de su firma, actuando en su calidad de appears under of his signature, acting in his capacity as legal representante legal de ASOCIACIÓN DE MINEROS representative of ASOCIACIÓN DE MINEROS GUAYABALES (en adelante " GUAYABALES "), debidamente GUAYABALES (hereinafter " GUAYABALES "), duly facultado por los asociados y conforme a certificado de authorized by the associates and according to the attached existencia y representación adjunto ; hemos acordado Certificate of Incorporation and Legal Representation, we suscribir el presente OTROSÍ No 04 al CONTRATO DE have agreed to sign this ADDENDUM NO . 04 to the OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN CONTRACT FOR THE OPTION TO ASSIGN MINING MINERA [Redacted – Commercially Sensitive Information] CONCESSION CONTRACT [Redacted – Commercially (EL CONTRATO) , firmado por las partes el [Redacted – Sensitive Information] (THE CONTRACT) , signed by the Commercially Sensitive Information] , previas las siguientes parties on [Redacted – Commercially Sensitive CONSIDERACIONES : Information] , subject to the following CONSIDERATIONS : 1. That on [Redacted – Commercially Sensitive Information] , MINERALES PROVENZA S . A . S and GUAYABALES entered into an OPTION AGREEMENT FOR THE ASSIGNMENT OF MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . 2. That on [Redacted – Commercially Sensitive Information] , MINERALES PROVENZA S . A . S and GUAYABALES signed an addendum number 01 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . 3. That on [Redacted – Commercially Sensitive Information] , MINERALES PROVENZA, S.A.S. and GUAYABALES signed ADDENDUM No. 02 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . 4. That on [Redacted – Commercially Sensitive Information] , MINERALES PROVENZA SAS and COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA signed THE ASSIGNMENT OF THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] 5. That on [Redacted – Commercially Sensitive Information] , COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA AND GUAYABALES signed ADDENDUM No. 03 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information]. 1 108700 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com OTROSÍ No 04 AL CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] SUSCRITO ENTRE ASOCIACIÓN DE MINEROS GUAYABALES Y COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA 6 . Que, a la fecha de suscripción del presente documento, COLLECTIVE MINING ha pagado a favor de la ASOCIACIÓN MINEROS DE GUAYABALES de conformidad con lo establecido en la Clausula Sexta Pagos del CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] la suma total un millón setecientos cincuenta mil dólares americanos (USD 1.750.000.), es decir COLLECTIVE MINING ha cumplido con las obligaciones de pago dispuesta para la Fase I. 7. Igualmente, a la fecha de suscripción del presente documento, y desde el inicio del CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] , GUAYABALES reconoce que COLLECTIVE MINING ha completado las inversiones en exploración dispuestas para la fase 1 y la fase 2 , teniendo en cuenta que para el 30 de marzo de 2024 se completa un total de 21 . 426 . 666 de dólares de los Estados Unidos de América . 8. Que la Cláusula Primera del Contrato establece dentro de las actividades a realizar por GUAYABALES durante la Fase 1 , dispone : " Realiza Restructuración Societaria ( ... ) " ; 9. De acuerdo con el análisis realizado por GUAYABALES y COLLECTIVE MINING se hace necesario otorgar a GUAYABALES un plazo adicional para el cumplimiento de la obligación . 6. That on the date of signing this document, COLLECTIVE MINING has paid to ASOCIACION MINEROS DE GUAYABALES, in favor of ASOCIACION MINEROS DE GUAYABALES, the total sum of one million seven hundred and fifty thousand US dollars (USD 1 , 750 , 000 ), in accordance with the provisions of Sixth Clause - Payments of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , which means that COLLECTIVE MINING has fulfilled the payment obligations established for Phase I . 7 . Likewise, as of the date of execution of this document, and since the commencement of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information], GUAYABALES acknowledges that COLLECTIVE MINING has completed the exploration investments established for Phase 1 and Phase 2 , considering that a total of USD 21 , 426 , 666 has been completed by March 30 , 2024 . 8. That the First Clause of the Contract establishes on the activities to be carried out by GUAYABALES during Phase 1 , it states : " Carry out Corporate Restructuring ( ... ) " . 9. According to the analysis made by GUAYABALES and COLLECTIVE MINING, it is necessary to grant GUAYABALES an additional period of time to fulfill this obligation . Con fundamento en lo anterior, las PARTES acuerdan Based on the foregoing, the PARTIES agree to execute this suscribir el presente OTROSÍ número 04 al CONTRATO DE ADDENDUM No . 04 to the CONTRACT FOR THE OPTION OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN TO ASSIGN MINING CONCESSION CONTRACT [Redacted MINERA [Redacted – Commercially Sensitive – Commercially Sensitive Information] which shall be Information] , que se regirá por las siguientes CLÁUSULAS: governed by the following CLAUSES: CLÁUSULA PRIMERA : Modificar la CLÁUSULA PRIMERA . FIRST CLAUSE : Modify FIRST CLAUSE - PURPOSE , as – OBJETO , así : " Por medio del presente contrato follows : " By means of this contract GUAYABALES grants GUAYABALES otorga a COLLECTIVE MINING la primera COLLECTIVE MINING the first, exclusive and irrevocable opción, exclusiva e irrevocable, de adquirir la titularidad de la option to acquire the ownership of the CONCESSION within CONCESIÓN dentro de fases de ejecución y plazos de pago, the execution phases and payment terms, and under the terms y en los términos y condiciones establecidos en el presente and conditions established in this contract . Subject to the contrato . Sujeto a los referidos términos y condiciones, aforementioned terms and conditions, GUAYABALES will GUAYABALES conservará el derecho a continuar realizando retain the right to continue carrying out exploitation activities in actividades de explotación en la CONCESIÓN, y the CONCESSION , and COLLECTIVE MINING will acquire COLLECTIVE MINING adquirirá el derecho de realizar the right to carry out exploration activities . The purpose of this actividades de exploración . El objeto del presente contrato se contract will be executed in 3 phases, which incorporate the ejecutará en 3 fases, que incorporan las siguientes following activities : actividades: 108701 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

2 Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com OTROSÍ No 04 AL CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] SUSCRITO ENTRE ASOCIACIÓN DE MINEROS GUAYABALES Y COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA 1 . 1 . Phase 1 : It has a duration of four ( 4 ) years, counted from the execution of this AGREEMENT , during which each of the Parties will carry out the following activities : 1 . 1 Fase 1 : Tiene una duración de cuatro ( 4 ) años, contados a partir de la suscripción del presente CONTRATO durante la cual cada una de las partes realizará las siguientes actividades : COLLECTIVE MINING GUAYABALES a. Realiza pagos acordados // Makes agreed payments ; b. Realiza EXPLORACIÓN // performs mine EXPLORATION; c. Cumple obligaciones con autoridades mineras y ambientales derivadas de la CONCESIÓN asociadas a la Exploración // Fulfills obligations with mining and environmental authorities derived from the CONCESSION associated with the exploration . d. Realiza inversión mínima de gastos calificados de exploración por valor de TRES MILLONES DE DÓLARES DE LOS ESTADOS UNIDOS DE AMÉRICA (USD 3,000,000) // Makes minimum investment of qualified exploration expenditures in the amount of THREE MILLION UNITED STATES DOLLARS (USD 3 , 000 , 000 ) . e. Puede anticipar total o parcialmente, o renunciar la OPCIÓN // Can anticipate or waive the OPTION in whole or in part ; a. Conserva titularidad de la CONCESIÓN, a menos que se anticipe la OPCIÓN, total o parcialmente // Retains the ownership to the CONCESSION, unless the OPTION is anticipated, in whole or in part, b. Cumple obligaciones con autoridades mineras y ambientales derivadas de la CONCESIÓN asociadas a la explotación // Fulfills obligations with mining and environmental authorities derived from the CONCESSION associated with the exploitation . c. Realiza EXPLOTACIÓN // performs mine EXPLOITATION . 1 . 2 . Phase 2 : has a duration of six ( 6 ) years, counted from the end of Phase 1 , during which each of the parties will carry out the following activities : 1 . 2 Fase 2 : Tiene una duración de seis ( 6 ) años, contados a partir de la finalización de la Fase 1 , durante la cual cada una de las partes realizará las siguientes actividades : COLLECTIVE MINING GUAYABALES a. Realiza pagos acordados // Makes agreed payments; b. Realiza EXPLORACIÓN // performs mine EXPLORATION; c. Cumple obligaciones con autoridades mineras y ambientales derivadas de la CONCESIÓN asociadas a la Exploración // Fulfills obligations with mining and environmental authorities derived from the CONCESSION associated with the exploration . a. Realiza EXPLOTACIÓN // performs mine EXPLOITATION b. Conserva titularidad en la proporción de conformidad con el ejercicio de la opción descrito en la cláusula denominada Ejercicio de la Opción Clausula Segunda, Núm 2 . 2 // Retains ownership in proportion to the exercise of the option described in the clause entitled Exercise of Option Clause Two, No . 2 . 2 . c. Cumple obligaciones con autoridades mineras y ambientales derivadas de la CONCESIÓN asociadas a la explotación// Fulfills obligations with mining and environmental authorities derived from the CONCESSION associated with the exploitation . 3 Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com 108702 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

info@collectivemining.com OTROSÍ No 04 AL CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] SUSCRITO ENTRE ASOCIACIÓN DE MINEROS GUAYABALES Y COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA d. Puede anticipar o renunciar la OPCIÓN // Can anticipate or waive the OPTION . e. Conserva titularidad de la CONCESIÓN desde transferencia de CONCESIÓN con ocasión del ejercicio de OPCIÓN // Retains ownership of the CONCESSION from the transfer of the CONCESSION upon exercise of the OPTION . f. Realiza inversión mínima de gastos calificados de exploración por valor de DIEZ MILLONES DE DÓLARES DE LOS ESTADOS UNIDOS DE AMÉRICA (USD 10 , 000 , 000 ) // Makes a minimum investment of qualified exploration expenditures in the amount of TEN MILLION UNITED STATES DOLLARS (USD 10 , 000 , 000 ) . g. Adquiere titularidad de la CONCESIÓN con ocasión del ejercicio de la OPCIÓN descrito en la cláusula denominada Ejercicio de la Opción Cláusula Segunda, Núm 2 . 2 // Acquires ownership to the CONCESSION upon exercise of the OPTION described in the clause entitled Exercise of Option Second Clause, No . 2 . 2 . d. Realiza Restructuración Societaria Durante los primeros 24 meses de la Fase 2 // Performs corporate restructuring during the first 24 months of Phase 2 . e. Transfiere título a sociedad resultante de la reestructuración societaria // Transfers ownership to company resulting from corporate restructuring 1 . 3 Phase 3 : It has an undetermined but determinable duration counted from the end of PHASE 2 until the beginning of commercial production, during which each of the parties will carry out the following activities : 1 . 3 . Fase 3 : Tiene una duración indeterminada pero determinable contados a partir de la finalización de la FASE 2 hasta el inicio de la producción comercial, durante la cual cada una de las partes realizará las siguientes actividades : COLLECTIVE MINING GUAYABALES a. Realiza EXPLORACIÓN // performs mine EXPLORATION b. Cumple obligaciones con autoridades mineras y ambientales derivadas de la CONCESIÓN asociadas a la Exploración // Fulfills obligations with mining and environmental authorities derived from the CONCESSION associated with the exploration . c. Realiza actividades de Pre factibilidad y Factibilidad de Proyecto // Performs Pre - feasibility and Project Feasibility activities ; d. Realiza actividades de financiación para desarrollo de proyecto // Performs financing activities for project development ; e. Realiza actividades de licenciamiento necesarios, entre otros, PTO y ambiental para producción comercial // a. Cede el 10 % de la de la CONCESIÓN conforme a los pagos anticipados realizados por COLLECTIVE MINING en la Fase 3 de acuerdo a lo descrito en la cláusula De Pagos // Assigns 10 % of the CONCESSION in accordance with the advance payments made by COLLECTIVE MINING in Phase 3 as described in the Payments Clause . b. GUAYABALES realizará desmonte gradual de la actividad de explotación y detendrá totalmente la misma, una vez se cumpla el pago del 60 % del valor total del presente contrato por parte de COLLECTIVE MINING, hasta que se llegue a PRODUCCIÓN COMERCIAL, o hasta que exista conflicto técnico, físico y/o de seguridad y salud en el trabajo, debidamente comprobado ; con las labores de construcción y montaje por parte de COLLECTIVE MINING, lo que ocurra primero // 4 Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108703 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

OTROSÍ No 04 AL CONTRATO DE OPCIÓN DE CESIÓN DE CONTRATO DE CONCESIÓN MINERA [Redacted – Commercially Sensitive Information] SUSCRITO ENTRE ASOCIACIÓN DE MINEROS GUAYABALES Y COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA Performs necessary licensing activities, among others, PTO and environmental licensing for commercial production . f. Realiza CONSTRUCCIÓN Y MONTAJE // Performs CONSTRUCTION AND ASSEMBLY. g. Ejerce OPCIÓN sobre el 10 % restante sobre la CONCESIÓN ; de manera anticipada o de acuerdo a lo descrito para esta Fase en la cláusula de Pagos . // Exercises OPTION on the remaining 10 % of the CONCESSION ; in advance or in accordance with the provisions of this Phase in the Payments clause . h. Se llega a PRODUCCIÓN COMERCIAL// COMMERCIAL PRODUCTION is reached. GUAYABALES shall gradually dismantle the Exploitation Activity and cease it completely once payment of 60% of total value of the present Contract has been made by COLLECTIVE MINING, or until COMMERCIAL PRODUCTION has been achieved, or until there is a duly verified technical, physical and/or occupational health and safety conflict with the construction and installation works by COLLECTIVE MINING, whichever occurs first. c. Cumple obligaciones con autoridades mineras y ambientales derivadas de la CONCESIÓN asociadas a la explotación y hasta el cese del 100% de las actividades de explotación por parte de GUAYABALES // Fulfillment by GUAYABALES of its obligations to the Mining and Environmental Authorities deriving from the CONCESSION in connection with the exploitation and until the cessation of 100% of the exploitation activities. COMMERCIAL PRODUCTION is understood to be the first calendar day of the month following the moment in which the processing plant is working at 85 % of its operating capacity according to the project that has been structured by COLLECTIVE MINING, which occurs after the completion of Phase 2 (hereinafter " COMMERCIAL PRODUCTION") . Se entiende por PRODUCCIÓN COMERCIAL el primer día calendario del mes siguiente al momento en el cual la planta de procesamiento esté trabajando al 85 % de su capacidad operativa según el proyecto que se haya estructurado por COLLECTIVE MINING, que ocurra con posterioridad a la finalización de la Fase 2 . (En adelante "PRODUCCIÓN COMERCIAL" ) . SECOND CLAUSE : The other clauses of the Main Contract shall not be modified and shall remain in force until its termination . CLAUSULA SEGUNDA : Las demás cláusulas del Contrato Principal no se modifican y continúan vigentes hasta su terminación . THIRD CLAUSE: The signature of the parties is required to legalize this Addendum No 04. CLAUSULA TERCERA: Para la legalización del presente Otrosí No 04, se requiere de la firma de las partes. In witness whereof, this document is signed in Supía, Caldas, this nineteenth (19th) day of June 2024, and is printed in two (2) identical copies with the same probative value. Para constancia se firma en Supía, Caldas a los diecinueve (19) días del mes de junio de 2024 y será impreso en dos ejemplares de igual tenor y valor probatorios. By ASOCIACIÓN DE MINEROS GUAYABALES By COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA [signed] [Redacted – Confidential Information] ID Card No. [Redacted – Confidential Information] Legal Representative [signed] NATALIA A. HERNANDEZ ARIAS ID Card No. [Redacted – Confidential Information] Alternate Legal Representative 5 Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108704 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 28/03/2026

Exhibit 99.5

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA Between the undersigned, NATALIA A . HERNÁNDEZ ARIAS , bearer of ID Card as it appears under her signature, acting in her capacity as alternate legal representative of COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA , (hereinafter " COLLECTIVE MINING "), according to the attached certificate of incorporation and legal representation ; and [Redacted – Confidential Information] bearer of ID Card as it appears under his signature, acting in his capacity as legal representative of ASOCIACIÓN DE MINEROS GUAYABALES (hereinafter " GUAYABALES "), according to the attached certificate of incorporation and legal representation and authorized to sign this document by Minutes of Extraordinary Meeting of June 20 , 2025 ; (hereinafter " GUAYABALES "), duly empowered by the associates and according to the attached certificate of incorporation and legal representation ; we have agreed to sign this ADDENDUM No . 05 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , under the following considerations : 1. On [Redacted – Commercially Sensitive Information] , MINERALES PROVENZA S . A . S and GUAYABALES signed a CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . 2. On [Redacted – Commercially Sensitive Information] , the Assignment of CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] by MINERALES PROVENZA S . A . S in favor of COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA was signed . This action was duly notified to the ASOCIACIÓN DE MINEROS GUAYABALES on the same date. 3. That as of the date of signing this document, COLLECTIVE MINING has made payments in accordance with the provisions of the Sixth Clause Payments in favor of GUAYABALES in the amount of two million one hundred sixty - six thousand six hundred sixty - six US dollars (USD 2 , 166 , 666 ), therefore, the payment obligations associated with Phase 1 and the first installment of Phase 2 of the contract have been fully met 4. As of September 30 , 2024 , and from the beginning of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information], COLLECTIVE MINING has completed and recognized a total of USD 27 . 9 million dollars as exploration and evaluation expenses with respect to the minimum expenses required under the Option contract, fulfilling the investment commitments established in the aforementioned option contract for phases 1 and 2 , in addition to the exploration and evaluation expenses generated from October 1 , 2024 to the date of signing this document . 5. All obligations stipulated in the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] have been satisfactorily fulfilled between GUAYABALES and COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA up to the date of signing this document, in accordance with the provisions of the corresponding clauses . Both parties have addressed the requests made by each within the framework of the contract in a timely and diligent manner, guaranteeing compliance with payments, execution deadlines, and other agreed - upon conditions . Consequently, the parties state that they are fully satisfied with the fulfillment of the contractual provisions to date, acknowledging that there are no breaches or outstanding claims, and ratify their commitment to the execution and continuous development of the obligations assumed as stipulated in the aforementioned contract . 6. By virtue of the meetings held between THE PARTIES , it has been agreed to modify the payment terms related to the exercise of 100 % of the option established in the second clause of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108828 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA Therefore, it has been agreed to sign this ADDENDUM No . 05 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , which shall be governed by the following CLAUSES : FIRST CLAUSE : The PURPOSE of this ADDENDUM is the early exercise of 100 % of the option to assign the MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] by COLLECTIVE MINING and, consequently, the amendment of the clauses of the MAIN CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , which are amended by the effective exercise of the option . SECOND CLAUSE : MODIFY the FIRST CLAUSE of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows : " FIRST CLAUSE . - PURPOSE . - GUAYABALES hereby grants COLLECTIVE MINING the first, exclusive and irrevocable option to acquire ownership of the CONCESSION within the phases of execution and payment terms, and under the terms and conditions established in this contract . Subject to the aforementioned terms and conditions, GUAYABALES will retain the right to continue carrying out exploitation activities in the CONCESSION , and COLLECTIVE MINING will acquire the right to carry out exploration activities . The purpose of this contract will be executed in two ( 2 ) phases, which include the following activities : 1 . 1 Phase 1 : It has a duration counted from the moment the contract is signed, and until the day the assignment is formalized, that is, when the MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] is registered in the ANM in favor of COLLECTIVE MINING, during which each of the parties will carry out the following activities : COLLECTIVE MINING GUAYABALES 5. Makes agreed payments ; 6. Conducts EXPLORATION ; 7. Fulfills obligations with mining and environmental authorities derived from the CONCESSION associated with Exploration 8. Exercises the OPTION in advance for 100 % .; 1. Retains ownership of the CONCESSION . 2. Fulfills obligations with mining and environmental authorities derived from the CONCESSION associated with the exploitation . 3. Conducts EXPLOITATION as a mining titleholder until the assignment of the MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] is registered, subject to the terms, conditions, and limitations contained in ANNEX 2 – CONDITIONS OF EXPLOITATION of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . 4. Takes all necessary steps to effectively file the assignment procedure in favor of COLLECTIVE MINING, using the platform provided for this purpose by the competent authority . Such actions shall include, among others, the timely submission of required documents which are part of this document as an annex, the delivery of access data to the Anna Mineria system, the assignment of an agent and/or professional designated by COLLECTIVE MINING, as well as the completion of all necessary procedures to successfully complete the assignment process of the concession . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108829 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA 1.2. Phase 2: It begins at the end of Phase 1, during which each party will carry out the following activities: COLLECTIVE MINING GUAYABALES 4. Makes payments arising from the exercise of the option for 100% of MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ; with payment of the balance of the amount owed in accordance with the payment clause of the CONTRACT . 5. Complies with obligations to mining and environmental authorities arising from its status as a mining titleholder. 1. Performs EXPLOITATION as a mining operator through an operating agreement or any other arrangement agreed upon by the parties for this purpose, in which GUAYABALES shall be entitled to receive the income from the operation under the conditions under which it was receiving it when it was the mining titleholder under the terms of phase 1 , assuming 100 % of the costs of the operation, including royalties and any costs associated with the easements required to carry out the operation, subject to the terms, conditions, and limitations contained in the ANNEX agreed upon by the parties for this purpose . 2. Complies with mining and environmental obligations arising from its status as a mining operator . 3. It will provide COLLECTIVE MINING with all the documentation required for proper compliance with the mining and environmental obligations required by the relevant authorities. PARAGRAPH : The parties will use their best efforts to ensure the definition of the STANDARD FOR THE OPERATION CONTRACT to be signed with GUAYABALES for operational, environmental, OHS, and insurance scheme (policies or guarantees) matters in favor of COLLECTIVE MINING, among others, prior to the definitive assignment of the concession contract in favor of COLLECTIVE MINING . " THIRD CLAUSE : OPTION EXERCISE : By signing this ADDENDUM No . 5 , COLLECTIVE MINING exercises the OPTION on 100 % of MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , undertaking to pay the balance of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] as follows : 3 . 1 . TWO MILLION United States dollars (USD 2 , 000 , 000 ) within two ( 2 ) business days following the signing of this document, upon delivery of the duly signed documents by GUAYABALES in favor of COLLECTIVE MINING for the filing of the assignment of 100 % of the rights arising from mining concession contract [Redacted – Commercially Sensitive Information] . In order to proceed with the process of assigning 100 % of the rights arising from MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , GUAYABALES undertakes to carry out all the necessary steps for the effective filing of the corresponding procedure, using the platform provided for this purpose by the competent authority . Such steps shall include, but are not limited to, the timely submission of the required documents attached hereto, the provision of access data to the AnnA Minería system, the assignment of an agent and/or professional designated by COLLECTIVE MINING , as well as the completion of all necessary procedures required to satisfactorily complete the assignment of rights process . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108830 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA 3 . 2 . TWO MILLION United States dollars ( USD 2 , 000 , 000 ) in the month following the date of signing of this document, provided that the process of evaluating the assignment of rights arising from MINING CONCESSION AGREEMENT [Redacted – Commercially Sensitive Information] has been duly initiated before the National Mining Agency . In the event that said procedure has not been initiated within the indicated period and the cause is attributable to GUAYABALES , the payment will be withheld until this condition is met, without prejudice to the strict fulfillment of the other contractual obligations . 3 . 3 . TWO MILLION THREE HUNDRED THOUSAND United States dollars (USD 2 , 300 , 000 ) within two ( 02 ) months following the date of signing this document . 3 . 4 The outstanding balance to be paid to complete the total agreed in the contract, that is, THREE MILLION FIVE HUNDRED THIRTY - THREE THOUSAND FIVE HUNDRED THIRTY - FOUR United States dollars ( USD 3 , 533 , 534 ) shall be payable in six ( 6 ) installments, each in the amount of FIVE HUNDRED EIGHTY - EIGHT THOUSAND EIGHT HUNDRED EIGHTY - NINE United States dollars ( USD 588 , 889 ) no later than the end of each six ( 6 ) months from the date of signing this document . This payment may be made in advance at any time in favor of GUAYABALES and shall terminate this contract and the operation by GUAYABALES, which shall be obliged to return the area of operation to COLLECTIVE MINING under the terms and conditions set forth in the STANDARD OPERATING CONTRACT . FIRST PARAGRAPH : GUAYABALES undertakes to transfer to COLLECTIVE MINING all current permits, concessions, and/or authorizations granted by the competent authorities, including, but not limited to, the environmental and mining authorities, in relation to Mining Concession Contract [Redacted – Commercially Sensitive Information] , within one month from the effective assignment of Mining Concession Contract [Redacted – Commercially Sensitive Information] . The exercise of any easement necessary for the execution of the operation activities during the term of this contract, as well as its cost, shall be borne by GUAYABALES and its cost shall not be transferred to COLLECTIVE MINING . SECOND PARAGRAPH : In accordance with the provisions of this clause, the SECOND CLAUSE of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] is hereby eliminated . FOURTH CLAUSE : MODIFY the THIRD CLAUSE of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows : " THIRD CLAUSE . – EXPLOITATION BY GUAYABALES : From the signing of this contract until the date on which COLLECTIVE MINING acquires the status of mining titleholder upon exercising the option, GUAYABALES will continue to carry out mining activities (hereinafter " the EXPLOITATION "), subject to the terms, conditions, and limitations contained in ANNEX 2 – EXPLOITATION CONDITIONS of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . GUAYABALES shall assume the legal, economic, technical, labor, environmental and social obligations that may arise from the CONCESSION on occasion of the exploitation activities . In the event that GUAYABALES is financially and/or technically unable to fulfill its obligations under Concession Agreement No . [Redacted – Commercially Sensitive Information] associated with the activity of EXPLOITATION , an agreement will be sought with COLLECTIVE MINING , so that the amount representing compliance with said obligation is deducted or paid from the next installment due . In any case, COLLECTIVE MINING may only retain up to the amount of the unfulfilled obligations . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108831 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA From the moment COLLECTIVE MINING acquires the status of mining titleholder and until full payment of the contract value within the established terms (or in advance), GUAYABALES will carry out the exploitation in its capacity as MINING OPERATOR of COLLECTIVE MINING, under the terms and conditions defined in the OPERATING CONTRACT STANDARD . FIRST PARAGRAPH . In order to hold the CONCESSION harmless and/or keep it up to date in the fulfillment of its obligations during the term of the CONTRACT, COLLECTIVE MINING may, upon written notification to GUAYABALES regarding the obligations not fulfilled within the legal and/or contractual deadlines, and once thirty ( 30 ) business days have elapsed since said notification without GUAYABALES having remedied the breach or issued any response or statement, allocate the payments owed to GUAYABALES to the fulfillment of legal, economic, technical, labor, environmental, social, and any other obligations related to the operation of the CONCESSION , without being limited exclusively to those mentioned . SECOND PARAGRAPH . In its capacity as MINING OPERATOR, GUAYABALES shall take out a civil liability insurance policy, covering both contractual and non - contractual liability, in favor of COLLECTIVE MINING for an amount to be defined in the operating agreement, within 30 business days following the registration of the assignment in favor of COLLECTIVE MINING in the mining registry . This policy must remain in force throughout the entire term of the contract . If the policy cannot be issued, a sum will be retained from the payments made to GUAYABALES as a guarantee, which can cover the risks that the policy is intended to insure . THIRD PARAGRAPH . In the event that GUAYABALES considers not continuing to manage the operation, it will give written notification to COLLECTIVE MINING at least three ( 3 ) months in advance of the operation closure date, this condition will not accelerate the schedule for payments in its favor established in clause SIXTH - PAYMENTS . " FIFTH CLAUSE : ELIMINATE the FOURTH CLAUSE . - CORPORATE RESTRUCTURING OF GUAYABALES of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as a result of the exercise of 100% of the option by COLLECTIVE MINING as established in this document. SIXTH CLAUSE: MODIFY the SIXTH CLAUSE of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows : " SIXTH CLAUSE . – PAYMENTS : The payments that GUAYABALES will receive from COLLECTIVE MINING for this contract, the OPTION and eventual transfer of ownership of the CONCESSION , will be made in the following manner : Amount Enforceability Installment No. Fulfilled USD 350,000 Ten ( 10 ) business days following the signing of this contract, after granting the pledge guarantee on the CONCESSION in favor of COLLECTIVE MINING . 1 Fulfilled USD 200,000 Seven (7) months following the date of signing this contract 2 Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108832 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA Fulfilled USD 200,000 Fourteen (14) months following the date of signing this contract 3 Fulfilled USD 250,000 Twenty - one (21) months following the date of signing this contract 4 Fulfilled USD 250,000 Twenty - eight (28) months following the date of signing this contract. 5 Fulfilled USD 250,000 Thirty - five (35) months following the date of signing this contract. 6 Fulfilled USD 250,000 Forty - two (42) months following the date of signing this contract. 7 Fulfilled USD 250,000 Forty - eight (48) months following the date of signing this contract. 8 Fulfilled USD 166,666 Fifty - four (54) months following the date of signing this contract. 9 USD 2,000,000 Two (2) business days following the date of signing the Addendum No. 5 10 USD 2,000,000 The month following the date of signing the Addendum No. 5 11 USD 2,300,000 Two (2) months following the date of signing the Addendum No. 5 12 USD 588,889 Six (6) months following the date of signing the Addendum No. 5 13 USD 588,889 Twelve (12) months following the date of signing the Addendum No. 5 14 USD 588,889 Eighteen (18) months following the date of signing the Addendum No. 5 15 USD 588,889 Twenty - four (24) months following the date of signing the Addendum No. 5 16 USD 588,889 Thirty (30) months following the date of signing the Addendum No. 5 17 USD 588,889 Thirty - six (36) months following the date of signing the Addendum No. 5 18 FIRST PARAGRAPH : The payments described herein shall be made in Colombian pesos, at the representative market rate on the business day prior to the date on which the respective payment is due . In the event that the dates for fulfilling obligations fall on a non - business day in Colombia, payment shall be made on the business day following the date on which the aforementioned deadline has been met . Payments will be made after applicable withholdings have been made in accordance with tax legislation and after verification that GUAYABALES and COLLECTIVE MINING comply with regulations related to anti - money laundering and terrorism prevention . GUAYABALES shall issue an invoice with all the requirements, as well as comply with any formal obligation that according to the Applicable Laws may be pertinent . SECOND PARAGRAPH : In order to hold the CONCESSION harmless and/or keep it up to date in the fulfillment of its obligations during the time it takes to file, evaluate, and approve the assignment, and during the term of the Operation Contract or figure that THE PARTIES agree on, COLLECTIVE MINING may, upon written notification to GUAYABALES regarding the obligations not fulfilled within the legal and/or contractual deadlines, and once thirty ( 30 ) business days have elapsed since said notification without GUAYABALES having remedied the breach or issued any response or statement, allocate the payments owed to GUAYABALES to the fulfillment of legal, economic, technical, labor, environmental, social, and any other obligations related to the operation of the CONCESSION , without being limited exclusively to those mentioned . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA 108833 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

THIRD PARAGRAPH : No later than the day before any of the payments established in this clause are due, GUAYABALES may issue a payment order in favor of third parties on behalf of GUAYABALES indicating the beneficiary, percentage, and value of the payment, bank account with bank certificate . This payment order will form an integral part of this contract through a record . FOURTH PARAGRAPH : No later than the day before the payment date, Guayabales may request in writing a postponement of the payment date for any of the payments established in this clause, without this being understood as a waiver of 100 % of the option in favor of COLLECTIVE MINING . For the new payment date, the TRM of the payment date established in this document will be maintained . FIFTH PARAGRAPH: In case of default in the payment of the amounts indicated in this clause, COLLECTIVE MINING will pay GUAYABALES default interest at the maximum legal rate allowed during the time the default lasts . " SEVENTH CLAUSE: MODIFY the EIGHTH CLAUSE of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows: "EIGHTH CLAUSE. – SPECIAL OBLIGATIONS OF THE PARTIES: 1. COLLECTIVE MINING 1. While GUAYABALES is the holder of the CONCESSION , COLLECTIVE MINING will provide GUAYABALES with all the information that is required by the mining and environmental authorities and that 8.1.2 8.1.3 8.1.4 8.1.5 8.1.6 8.1.7 is within the scope and obligations of COLLECTIVE MINING for compliance with the legal, economic, technical, labor, environmental, and social obligations that may arise from the CONCESSION associated with the exploration . While COLLECTIVE MINING is carrying out EXPLORATION activities, it will respond before mining and environmental authorities for the legal, economic, technical, labor, environmental, and social obligations that may arise from the CONCESSION . While GUAYABALES holds ownership of the CONCESSION , COLLECTIVE MINING will supervise GUAYABALES in the activities of exploitation, processing, sale, and commercialization, in order to keep the mining concession contract [Redacted – Commercially Sensitive Information] harmless . This obligation shall be understood without prejudice to other actions, steps, or measures that COLLECTIVE MINING must take to guarantee the integrity and fulfillment of the aforementioned contract, without being limited exclusively to those listed herein . Make payments in favor of GUAYABALES within the terms set forth in the SIXTH CLAUSE of PAYMENTS . Constitute the guarantee mentioned in the NINTH CLAUSE of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION AGREEMENT [Redacted – Commercially Sensitive Information] in favor of GUAYABALES , under the terms and conditions indicated therein, valid only while GUAYABALES has the status of mining titleholder . With each payment made, submit to GUAYABALES a certification stating that COLLECTIVE MINING , its partners, and/or associates comply with applicable regulations on the prevention of money laundering and terrorist financing . To support the generation of employment, preferably hiring personnel from the region for exploration work . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108834 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA 8.2 OF GUAYABALES 8.2.1 8.2.2 8.2.3 8.2.4 8.2.5 In order to proceed with the process of assigning 100 % of the rights arising from MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , GUAYABALES undertakes to carry out all the necessary steps for the effective filing of the corresponding procedure, using the platform provided for this purpose by the competent authority . Such steps shall include, but are not limited to, the timely submission of the required documents attached hereto, the provision of access data to the AnnA Minería system, the assignment of an agent and/or professional designated by COLLECTIVE MINING , as well as the completion of all necessary procedures required to satisfactorily complete the assignment of rights process . Without prejudice to the obligations of GUAYABALES to comply with the obligations arising from the CONCESSION while it is the holder, it shall grant COLLECTIVE MINING or whoever it designates, the powers, authorizations, and any other instruments, documents, and information that COLLECTIVE MINING deems necessary to carry out the legal and administrative representation of the CONCESSION before the administrative and judicial authorities . While GUAYABALES is the holder of the CONCESSION , or is carrying out EXPLOITATION activities, it shall be liable to the mining and environmental authorities, among others, for any legal, economic, technical, labor, environmental, and social obligations that may arise from the CONCESSION associated with exploitation and commercialization, and shall hold COLLECTIVE MINING harmless. Provide COLLECTIVE MINING with all technical and legal information, documents, and material related to the CONCESSION that is within its scope, at the beginning of the contract and throughout its term. To perform, on its own behalf, all acts within its power and required to guarantee COLLECTIVE MINING as of the signing of this document, the administration and supervision of CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] for the performance of exploration, construction, assembly, and exploitation work, and all other activities required for the execution of the CONCESSION . FIRST PARAGRAPH : While GUAYABALES holds the status of owner and/or mining operator of the CONCESSION , COLLECTIVE MINING may supervise the activities of exploitation, processing, sale, and commercialization, as well as any other activity related to the development of Mining Concession Contract [Redacted – Commercially Sensitive Information] , in order to hold it harmless . This supervisory obligation shall not be limited exclusively to the aforementioned activities, but shall include all those necessary to ensure proper compliance with the contract and the legal, technical, economic, environmental, labor, and social obligations arising therefrom . EIGHTH CLAUSE : MODIFY the NINTH CLAUSE of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows : "NINTH CLAUSE – GUARANTEES : In order to guarantee compliance with any of the obligations incumbent upon it under this CONTRACT and, in particular, payment to GUAYABALES , once COLLECTIVE MINING acquires the status of mining titleholder, it undertakes to provide the following guarantees in favor of GUAYABALES : Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108835 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA 1. COLLECTIVE MINING will carry out the procedure for lifting the lien in order to successfully advance the procedure for the assignment of 100 % of the rights arising from MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] in its favor . 2. Pledge of CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] within fifteen ( 15 ) business days following the registration of the assignment in favor of COLLECTIVE MINING in the mining registry . " NINTH CLAUSE: MODIFY the "FOURTEENTH CLAUSE. - NOTIFICATIONS" of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows: " FOURTEENTH CLAUSE. – NOTIFICATIONS : Any notification that the Parties wish or must address to each other on the occasion of this Contract, by e - mail or by registered mail to the following addresses: COLLECTIVE MINING E - mail: [Redacted – Confidential Information] [Redacted – Confidential Information] ASOCIACIÓN DE MINEROS GUAYABALES E - mail: [Redacted – Confidential Information] [Redacted – Confidential Information] If the respective communication contains a deadline or condition in favor of or against any of the Parties, it shall only begin to be counted from the day following that on which proof of receipt of the certified mail or email is demonstrated . " TENTH CLAUSE : MODIFY the “NINETEENTH CLAUSE - GROUNDS FOR TERMINATION” of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows : " "NINETEENTH CLAUSE - GROUNDS FOR TERMINATION . This agreement shall be terminated for the following causes : 1 . Mutual agreement . 2 . For unjustified failure to comply with the obligations of the PARTIES exceeding 90 days following the date of compliance with the respective obligation . 3 . When any of THE PARTIES is involved in the causes established in the regulations on money laundering and terrorist financing . " ELEVENTH CLAUSE : For the purposes of this ADDENDUM , any provision previously contained in the clauses covered by this ADDENDUM, which is not expressly mentioned or modified, shall continue to have effect . Notwithstanding the foregoing, it must be interpreted in accordance with the modifications established in this ADDENDUM . TWELFTH CLAUSE: The following annexes shall form an integral part of this contract: 1. Documents and information required for the assignment of 100% of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . 2. Mining Operation Contract COLLECTIVE MINING - GUAYABALES - “STANDARD FOR THE OPERATION CONTRACT.” 4. Payment orders issued by Guayabales pursuant to the payment clause established in this document, 5. Annex Minutes of the Extraordinary Meeting of Guayabales held on June 20, 2025, authorizing [Redacted – Confidential Information] Bonilla to sign this document. 6. Guarantee Annex Any other annexes that the parties expressly agree to include. Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108836 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 05 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA In witness whereof, this agreement is signed in the city of Medellín, on 20 June 2025, in two identical copies with the same probative value. By ASOCIACIÓN DE MINEROS GUAYABALES By COLLECTIVE MINING [Signed] [Redacted – Confidential Information] Legal Representative [Signed] NATALIA A. HERNANDEZ ARIAS Alternate Legal Representative Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108837 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

Exhibit 99.6

ADDENDUM No. 06 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA Between the undersigned, on the one hand, NATALIA ANDREA HERNÁNDEZ ARIAS , bearer of ID Card as it appears under her signature, acting in her capacity as alternate legal representative of COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA , (hereinafter "COLLECTIVE MINING"), according to the attached certificate of incorporation and legal representation ; and on the other hand, [Redacted – Confidential Information] bearer of ID Card as it appears under his signature, acting in his capacity as legal representative of ASOCIACIÓN DE MINEROS GUAYABALES (hereinafter " GUAYABALES "), according to the attached certificate of incorporation and legal representation and authorized to sign this document by Minutes of Extraordinary Meeting of July 22 , 2025 , duly empowered by the associates, we have agreed to sign this ADDENDUM No . 06 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , under the following considerations : 1. On [Redacted – Commercially Sensitive Information] , MINERALES PROVENZA S.A.S and GUAYABALES signed a CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] . 2. On [Redacted – Commercially Sensitive Information] , the Assignment of CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] by MINERALES PROVENZA S.A.S in favor of COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA was signed. This action was duly notified to the ASOCIACIÓN DE MINEROS GUAYABALES on the same date. 3. As of September 30 , 2024 , and from the beginning of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information], COLLECTIVE MINING has completed and recognized a total of USD 27 . 9 million dollars as exploration and evaluation expenses with respect to the minimum expenses required under the Option contract, fulfilling the investment commitments established in the aforementioned option contract for phases 1 and 2 , in addition to the exploration and evaluation expenses generated from October 1 , 2024 to the date of signing of this document . 4. On [Redacted – Commercially Sensitive Information] , GUAYABALES and COLLECTIVE MINING signed the ADDENDUM No. 5 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] so that COLLECTIVE MINING could exercise 100 % of the option to assign MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] in advance . In said ADDENDUM, the parties agreed to modify the payment terms for the aforementioned concession contract . 5. Following the signing of ADDENDUM No . 5 , [Redacted – Confidential Information] (hereinafter the OWNERS OF THE ASSETS ) declared themselves to be the owners and possessors of the underground infrastructure (such as, but not limited to, mining advances and exploratory guides) and surface infrastructure (powder magazine, roads, camp, and tailings ponds) associated with MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] (hereinafter THE ASSETS ) the value of which had originally been incorporated into the value of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] as part of the total value . Consequently, they stated that said assets of theirs were valued at the sum of eight million three hundred thirty - three thousand three hundred thirty - four United States dollars (USD 8 , 333 , 334 ), and that the correct value of the MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] was three million three hundred sixty - six thousand six hundred sixty - six United States dollars (USD 3 , 666 , 666 ) . That statement was ratified by GUAYABALES . 6. As a result of the above, GUAYABALES and the OWNERS OF THE ASSETS indicated the need to amend the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , with regard to FIRST CLAUSE . – PURPOSE , THIRD CLAUSE – EXERCISE OF THE OPTION and SIXTH CLAUSE . - PAYMENTS , in order to reflect the correct value of MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] in the amount of three million three hundred sixty - six thousand six hundred sixty - six US dollars (USD 3 , 666 , 666 ) in favor of GUAYABALES . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108820 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 06 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA They also indicated the need to sign the corresponding legal agreements to transfer THE ASSETS owned by them to COLLECTIVE MINING, and to prevent any possible litigation related to the ownership of the ASSETS and their value within the value of the CONCESSION CONTRACT . 7. That as of the date of signing this document, COLLECTIVE MINING has made payments in accordance with the provisions of the Sixth Clause - Payments in favor of GUAYABALES in the amount of two million one hundred sixty - six thousand six hundred sixty - six US dollars (USD 2 , 166 , 666 ), therefore, the payment obligations associated with Phase 1 and the first installment of Phase 2 of the contract have been fully met, that is, for the early exercise of 100 % of the Assignment option of MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] by COLLECTIVE MINING , the payment to GUAYABALES of one million five hundred thousand United States dollars (USD 1 , 500 , 000 ) is pending . 8. All obligations stipulated in the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] have been satisfactorily fulfilled between GUAYABALES and COLLECTIVE MINING up to the date of signing this document, in accordance with the provisions of the corresponding clauses . Both parties have addressed the requests made by each within the framework of the contract in a timely and diligent manner, guaranteeing compliance with payments, execution deadlines, and other agreed - upon conditions . Consequently, the parties state that they are fully satisfied with the fulfillment of the contractual provisions to date, acknowledging that there are no breaches or outstanding claims, and ratify their commitment to the execution and continuous development of the obligations assumed as stipulated in the aforementioned contract . 9. Pursuant to the meetings held between COLLECTIVE MINING, GUAYABALES and the OWNERS OF THE ASSETS , it has been agreed to (i) modify the clauses THIRD CLAUSE - EXERCISE OF THE OPTION and the SIXTH CLAUSE . - PAYMENTS set forth in the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , between GUAYABALES and COLLECTIVE MINING and (ii) enter into transaction agreements between COLLECTIVE MINING and each of the OWNERS OF THE ASSETS in order to transfer ownership of THE ASSETS to COLLECTIVE MINING and to prevent any possible litigation or future claims regarding the ownership and transfer of said assets . Therefore, it has been agreed to sign this ADDENDUM No . 06 to the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , which shall be governed by the following CLAUSES : FIRST CLAUSE : The PURPOSE of this ADDENDUM is (i) to definitively determine the total value of MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , (ii) the determination of the value of the outstanding balance required for the early exercise of 100 % of the assignment option of MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] by COLLECTIVE MINING and (iii) the recognition by GUAYABALES of the status of the OWNERS OF THE ASSETS as owners of THE ASSETS and the requirements for the OWNERS OF THE ASSETS to transfer ownership thereof to COLLECTIVE MINING . As a result of the foregoing, the clauses of the MAIN CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , are amended, due to the effective exercise of the option and the recognition of ownership of the ASSETS . SECOND CLAUSE : By means of this ADDENDUM No . 6 , the parties agree to amend the Third Clause of ADDENDUM No . 5 of June 20 , 2025 , which shall read as follows : "THIRD CLAUSE - EXERCISE OF THE OPTION : With the signing of this ADDENDUM No . 6 , COLLECTIVE MINING exercises the OPTION on 100 % of MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , which is valued at three million three hundred sixty - six thousand six hundred sixty - six United States dollars (USD 3 , 666 , 666 ) , undertaking to pay the balance of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , that is, the sum of one million five hundred thousand United States dollars (USD 1 , 500 , 000 ) . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108821 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 06 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA FIRST PARAGRAPH : In order to proceed with the process of assigning 100 % of the rights arising from MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , GUAYABALES undertakes to carry out all the necessary steps for the effective filing of the corresponding procedure, using the platform provided for this purpose by the competent authority . Such steps shall include, but are not limited to, the timely submission of the required documents attached hereto, the provision of access data to the AnnA Minería system, the assignment of an agent and/or professional designated by COLLECTIVE MINING , as well as the completion of all necessary procedures required to satisfactorily complete the assignment of rights process . Two ( 2 ) business days following the registration of the transfer of rights under mining concession contract [Redacted – Commercially Sensitive Information] in favor of COLLECTIVE MINING in the National Mining Registry, GUAYABALES shall issue and submit to COLLECTIVE MINING the invoice for this item . SECOND PARAGRAPH : GUAYABALES undertakes to transfer to COLLECTIVE MINING all current permits, concessions, and/or authorizations granted by the competent authorities, including, but not limited to, the environmental and mining authorities, in relation to Mining Concession Contract [Redacted – Commercially Sensitive Information] , within one month from the effective assignment of Mining Concession Contract [Redacted – Commercially Sensitive Information] . The exercise of any easement necessary for the execution of the operation activities during the term of this contract, as well as its cost, shall be borne by GUAYABALES and its cost shall not be transferred to COLLECTIVE MINING . THIRD PARAGRAPH . In accordance with the provisions of this clause SECOND CLAUSE of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] is hereby eliminated" THIRD CLAUSE : MODIFY the SIXTH CLAUSE of the ADDENDUM No . 5 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows : " SIXTH CLAUSE . - PAYMENTS : The payments that GUAYABALES will receive from COLLECTIVE MINING for this contract, the OPTION and consequent transfer of ownership of the CONCESSION will be made in the following manner : Amount Enforceability Installment No. Fulfilled USD 350,000 Ten ( 10 ) business days following the signing of this contract, after granting the pledge guarantee on the CONCESSION in favor of COLLECTIVE MINING . 1 Fulfilled USD 200,000 Month seven (7) following the date of signature of this contract 2 Fulfilled USD 200,000 Month fourteen (14) following the date of signature of this contract 3 Fulfilled USD 250,000 Month twenty - one (21) following the date of signature of this contract 4 Fulfilled USD 250,000 Month twenty - eight (28) following the date of signature of this contract 5 Fulfilled USD 250,000 Month thirty - five (35) following the date of signature of this contract 6 Fulfilled USD 250,000 Month forty - two (42) following the date of signature of this contract 7 Fulfilled USD 250,000 Month forty - eight (48) following the date of signature of this contract 8 Fulfilled USD 166,666 Month fifty - four (54) following the date of signature of this contract. 9 USD 588,889 June 20, 2026 10 USD 588,889 December 20, 2026 11 USD 322,222 June 20, 2027 12 Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108822 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 06 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA FIRST PARAGRAPH : Unless this agreement specifies a value in Colombian pesos, the payments described herein shall be made in Colombian pesos, at the representative market rate on the business day prior to the date on which the respective payment is due . If the dates for compliance with the obligations occur on a non - business day in Colombia, payment shall be made on the business day following the date on which the aforementioned term has been met . Payments will be made after applicable withholdings have been made in accordance with tax legislation and after verification that both GUAYABALES individually and COLLECTIVE MINING comply with regulations related to anti - money laundering and terrorism prevention . GUAYABALES shall issue an invoice that fully complies with all requirements and fulfill all formal obligations that may be relevant under Applicable Laws, especially at the time of transfer of ownership of the CONCESSION in favor of COLLECTIVE MINING . SECOND PARAGRAPH : In order to hold the CONCESSION harmless and/or keep it up to date in the fulfillment of its obligations during the time it takes to file, evaluate, and approve the assignment, and during the term of the Operation Contract or figure that THE PARTIES agree on, COLLECTIVE MINING may, upon written notification to GUAYABALES regarding the obligations not fulfilled within the legal and/or contractual deadlines, and once thirty ( 30 ) business days have elapsed since said notificationsu without GUAYABALES having remedied the breach or issued any response or statement, allocate the payments owed to GUAYABALES to the fulfillment of legal, economic, technical, labor, environmental, social, and any other obligations related to the operation of the CONCESSION , without being limited exclusively to those mentioned . THIRD PARAGRAPH : No later than the day before the payment date, Guayabales and the Associates may request in writing a postponement of the payment date for any of the payments established in this clause, without this being understood as a waiver of 100 % of the option in favor of COLLECTIVE MINING . For the new payment date, the TRM of the payment date established in this document will be maintained . FOURTH PARAGRAPH : In case of default in the payment of the amounts indicated in this clause, COLLECTIVE MINING will pay GUAYABALES default interest at the maximum legal rate allowed during the time the default lasts . " FOURTH CLAUSE: OWNERSHIP OF ASSETS AND TRANSFER TO COLLECTIVE MINING: GUAYABALES acknowledges that the ASSETS, as described in the Annex of Assets that forms an integral part of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , are owned by the OWNERS OF THE ASSETS in the proportions indicated below : PARTICIPATION % ID CARD NAME No. 11.506665 % [Redacted – Confidential Information] [Redacted – Confidential Information] 01 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 02 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 03 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 04 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 05 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 06 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 07 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 08 108823 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 09 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 10 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 11 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 12 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 13 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 14 6.004905 % [Redacted – Confidential Information] [Redacted – Confidential Information] 15 4.424667 % [Redacted – Confidential Information] [Redacted – Confidential Information] 16 Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108824 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 06 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA 2. The value of the ASSETS referred to in this clause corresponds to the sum of eight million three hundred thirty - three thousand three hundred thirty - four United States dollars (USD 8 , 333 , 334 ), which are no longer part of the total value of MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] and shall be paid as follows : 1. EIGHT BILLION ONE HUNDRED SIXTY MILLION ONE HUNDRED TWENTY THOUSAND PESOS (COP 8 , 160 , 120 , 000 ) equivalent to TWO MILLION United States Dollars ( USD 2 , 000 , 000 ) according to the TRM set for [Redacted – Commercially Sensitive Information] (Financial Superintendence certificate attached), for the prior business day, two ( 2 ) business days following the signing of ADDENDUM number 5 with GUAYABALES , that is, June 25 , 2025 , in favor of each of the OWNERS OF THE ASSETS in the proportion established in this clause . 2. EIGHT BILLION THIRTY - TWO MILLION EIGHT HUNDRED EIGHTY THOUSAND PESOS (COP 8 , 032 , 880 , 000 ) equivalent to TWO MILLION United States dollars (USD 2 , 000 , 000 ) in the month following the date of signing of ADDENDUM number 5 with GUAYABALES , that is, July 20 , 2025 , in favor of each of the OWNERS OF THE ASSETS in the proportion established in this clause . 3. TWO MILLION THREE HUNDRED THOUSAND United States dollars ( USD 2 , 300 , 000 ) two months following the date of signing ADDENDUM number 5 with GUAYABALES , that is, on August 20 , 2025 , in favor of each of the OWNERS OF THE ASSETS in the proportion established in this clause . 4. The outstanding balance to complete the total agreed upon in the contract, that is TWO MILLION THIRTY - THREE THOUSAND THREE HUNDRED THIRTY - FOUR United States dollars (USD 2 , 033 , 334 ) shall be payable in four ( 4 ) installments, no later than the end of each six ( 6 ) months from the signing of the ADDENDUM number 5 with GUAYABALES , as follows : OWNERS OF THE ASSETS December 20, 2025 588,889 USD 4.2.4.1 OWNERS OF THE ASSETS June 20, 2027 266,667 USD 4.2.4.2 OWNERS OF THE ASSETS December 20, 2027 588,889 USD 4.2.4.3 OWNERS OF THE ASSETS June 20, 2028 588,889 USD 4.2.4.4 FIRST PARAGRAPH : Unless this agreement specifies a value in Colombian pesos, the payments described herein shall be made in Colombian pesos, at the representative market rate on the business day prior to the date on which the respective payment is due . If the dates for compliance with the obligations occur on a non - business day in Colombia, payment shall be made on the business day following the date on which the aforementioned term has been met . Payments will be made after applicable tax withholdings have been made in accordance with tax legislation and after verification that both the OWNERS OF THE ASSETS individually and COLLECTIVE MINING comply with regulations related to anti - money laundering and terrorism prevention . The OWNERS OF THE ASSETS must issue invoices that fully comply with all requirements and fulfill all formal obligations that may be relevant under Applicable Laws . SECOND PARAGRAPH : In the event of late payment of the amounts specified in this clause, COLLECTIVE MINING shall pay each of the OWNERS OF THE ASSETS default interest at the maximum legal rate permitted for the duration of the delay . THIRD PARAGRAPH : The payments described in this clause may be made in advance at any time in favor of each of the OWNERS OF THE ASSETS in the proportion established in this clause, shall terminate this contract and the operation by GUAYABALES, which shall be obliged to return the area of operation to COLLECTIVE MINING under the terms and conditions established in the STANDARD OPERATING CONTRACT . Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108825 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 06 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA FOURTH PARAGRAPH : GUAYABALES undertakes to encourage the OWNERS OF THE ASSETS to enter into the legal transactions required for (i) the transfer of ownership of the ASSETS to COLLECTIVE MINING and transaction agreements and (ii) to prevent any potential litigation and claims for damages arising from the ownership of the ASSETS and their value . FIFTH PARAGRAPH : From the signing of this contract until the date on which COLLECTIVE MINING acquires the status of mining owner upon exercising the option, THE OWNERS OF THE ASSETS shall continue to use THE ASSETS, thereby assuming any repairs and/or liability arising from their use until the date on which the transfer of ownership of the CONCESSION in favor of COLLECTIVE MINING . From the moment COLLECTIVE MINING acquires the status of mining titleholder and until full payment of the contract value within the established deadlines (or in advance), COLLECTIVE MINING shall deliver to GUAYABALES, on a loan basis, THE ASSETS for the execution of the mining operations in its capacity as MINING OPERATOR of COLLECTIVE MINING, under the terms and conditions defined in the STANDARD OPERATING AGREEMENT . SIXTH PARAGRAPH : The OWNERS OF THE ASSETS shall deliver THE ASSETS within two ( 2 ) business days following the date on which the transfer of ownership of the CONCESSION in favor of COLLECTIVE MINING is conducted . FIFTH CLAUSE: MODIFY the “NINETEENTH CLAUSE - GROUNDS FOR TERMINATION” of the CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] , as follows : SIXTH CLAUSE : "NINETEENTH CLAUSE - GROUNDS FOR TERMINATION . This agreement shall be terminated for the following causes : 1 . Mutual agreement . 2 . For unjustified failure to comply with the obligations of the PARTIES exceeding 90 days following the date of compliance with the respective obligation . 3 . For full early payment at any time in favor of GUAYABALES and the OWNERS OF THE ASSETS . 4 . When any of THE PARTIES is involved in the causes established in the regulations on money laundering and terrorist financing . SEVENTH CLAUSE : For the purposes of this ADDENDUM , any provision previously contained in the clauses covered by this ADDENDUM , which is not expressly mentioned or modified, shall continue to have effect . Notwithstanding the foregoing, it must be interpreted in accordance with the modifications established in this ADDENDUM . EIGHTH CLAUSE: The following annexes shall form an integral part of this contract: 1. Annex - Minutes of the Extraordinary Meeting of Guayabales held on July 22, 2025, authorizing [Redacted – Confidential Information] to sign this document. 2. Technical description of THE ASSETS 3. Any other annexes that the parties expressly agree to include. In witness whereof, this agreement is signed in the city of Medellín on July 22, 2025, in two identical copies of the same probative value. By ASOCIACIÓN DE MINEROS GUAYABALES By COLLECTIVE MINING [Signed] [Redacted – Confidential Information] Legal Representative [Signed] NATALIA A. HERNÁNDEZ ARIAS Legal Representative Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108826 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

ADDENDUM No. 06 TO THE CONTRACT FOR THE OPTION TO ASSIGN MINING CONCESSION CONTRACT [Redacted – Commercially Sensitive Information] ASOCIACIÓN DE MINEROS GUAYABALES & COLLECTIVE MINING LIMITED SUCURSAL COLOMBIA The OWNERS OF THE ASSETS hereby sign this document in agreement with the stipulations contained herein regarding their payment rights and obligations: SIGNATURE ID CARD NAME No. [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 01 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 02 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 03 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 04 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 05 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 06 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 07 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 08 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 09 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 10 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 11 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 12 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 13 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 14 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 15 [Signed] [Redacted – Confidential Information] [Redacted – Confidential Information] 16 Carrera 7 # 16 – 04 Barrio La Julia, Supía www.collectivemining.com info@collectivemining.com 108827 Scan QR to verify/Escanear QR para verificar. Translation date/Fecha de traduccion: 30/03/2026

Source: View Original Filing on SEC EDGAR

FAQ

What mining concession option has Collective Mining (CNL) exercised?

Collective Mining exercised an option over a gold mining concession in the Supía and Marmato municipalities of Caldas, Colombia. The concession covers approximately 247.9012 hectares and had been held by Asociación de Mineros Guayabales, which continues as operator after Collective Mining becomes titleholder.

How much has Collective Mining (CNL) already invested in exploration under this option?

Guayabales acknowledges that Collective Mining completed Phase 1 and Phase 2 exploration investments totaling USD 21,426,666 by March 30, 2024. A later addendum states exploration and evaluation expenses reached USD 27.9 million by September 30, 2024, exceeding the minimum required under the option contract.

What are the key cash payments for Collective Mining’s 100% option exercise?

After earlier installments, Addendum No. 5 sets remaining payments of USD 2,000,000 within two business days of signing, another USD 2,000,000 the following month, USD 2,300,000 two months after signing, and six semiannual payments of USD 588,889 each to complete the agreed consideration.

What role does Asociación de Mineros Guayabales keep after assignment to Collective Mining (CNL)?

Before assignment, Guayabales remains concession holder and operator, bearing all obligations and costs. After Collective Mining becomes titleholder, Guayabales continues as mining operator under a separate operating contract, receiving operating income while assuming 100% of operating costs and compliance duties.

What production and operating limits apply under the Guayabales–Collective Mining agreements?

Guayabales may exploit up to 130 tons per day once modified mining and environmental approvals are granted. Exploitation must stay within a mapped area; activities more than 100 meters outside are deemed unauthorized. Collective Mining leads exploration and future construction, with Guayabales gradually ceasing exploitation as milestones are reached.

How is the mining concession secured for Collective Mining (CNL) under Colombian law?

An open pledge without tenure over the concession and its future production secures obligations up to USD 4,000,000. The pledge is governed by Colombian Mining Law 685 of 2001 and the Movable Property Guarantees Act, with detailed non-compliance and special enforcement procedures, including valuation by an independent investment bank.

Filing Exhibits & Attachments

6 documents

Collective Mining (CNL) secures full title to Colombian gold concession via staged option

Rhea-AI Filing Summary

Positive

Negative

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Key Figures

Key Terms

FAQ

What mining concession option has Collective Mining (CNL) exercised?

How much has Collective Mining (CNL) already invested in exploration under this option?

What are the key cash payments for Collective Mining’s 100% option exercise?

What role does Asociación de Mineros Guayabales keep after assignment to Collective Mining (CNL)?

What production and operating limits apply under the Guayabales–Collective Mining agreements?

How is the mining concession secured for Collective Mining (CNL) under Colombian law?

Filing Exhibits & Attachments

Press Releases

Collective Mining (CNL) secures full title to Colombian gold concession via staged option

Rhea-AI Filing Summary

Positive

Negative

Insights

Mining M&A analyst neutral

Key Figures

Key Terms

FAQ

What mining concession option has Collective Mining (CNL) exercised?

How much has Collective Mining (CNL) already invested in exploration under this option?

What are the key cash payments for Collective Mining’s 100% option exercise?

What role does Asociación de Mineros Guayabales keep after assignment to Collective Mining (CNL)?

What production and operating limits apply under the Guayabales–Collective Mining agreements?

How is the mining concession secured for Collective Mining (CNL) under Colombian law?

Filing Exhibits & Attachments

Press Releases