TMC the metals company (TMCR) discloses 25.15% ownership in Metals Royalty Co

Rhea-AI Filing Summary

TMC the metals company Inc. reports a 13,846,154-share stake in Metals Royalty Co Inc, representing 25.15% of the class. The filing states this percentage was calculated using 55,061,113 Common Shares issued and outstanding as described in the issuer's Registration Statement on Form F-1 filed on March 27, 2026. The reporting entity discloses sole voting and dispositive power over the shares.

Insights

Corporate Governance Analyst

Large passive stake disclosed by a corporate investor with sole voting and dispositive power.

TMC the metals company Inc. files a Schedule 13G showing beneficial ownership of 13,846,154 shares (25.15%). The filing characterizes the position by referencing the issuer's Registration Statement on Form F-1 dated March 27, 2026.

This disclosure informs shareholders and the market of a significant, potentially influential holder; further changes in voting or additional filings would provide clarity on intent or activity.

Key Figures

Beneficially owned shares: 13,846,154 shares Percent of class: 25.15% Shares outstanding (source): 55,061,113 shares +2 more

5 metrics

Beneficially owned shares 13,846,154 shares Amount beneficially owned reported on Schedule 13G

Percent of class 25.15% Percent of Common Shares as reported in Item 4(b)

Shares outstanding (source) 55,061,113 shares Described in issuer's Registration Statement on Form F-1 filed on March 27, 2026

Filing type Schedule 13G Form type provided in metadata

Signature date 04/09/2026 Date signed by Craig Shesky, CFO

Key Terms

Schedule 13G, beneficially owned, sole dispositive power, Form F-1

4 terms

Schedule 13G regulatory

"Name of form: SCHEDULE 13G (ownership disclosure)"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

beneficially owned financial

"Amount beneficially owned: 13,846,154"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

sole dispositive power regulatory

"Sole power to dispose or to direct the disposition of: 13,846,154"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

Form F-1 regulatory

"Registration Statement on Form F-1 filed on March 27, 2026"

A Form F-1 is the document a non-U.S. company files with U.S. regulators when it wants to sell stock or other securities to U.S. investors. It lays out the company’s business, finances, risks and how the offering will work, acting like a product manual and ingredient list so investors can judge what they’re buying. For investors, it’s a key source of verified information used to compare opportunities and assess potential reward and risk.

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Metals Royalty Co Inc

(Name of Issuer)

Common Shares, without par value

(Title of Class of Securities)

02462A104

(CUSIP Number)

03/27/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 02462A104

1

Names of Reporting Persons

TMC the metals company Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

BRITISH COLUMBIA, CANADA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 13,846,154.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 13,846,154.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

13,846,154.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

25.15 %

12

Type of Reporting Person (See Instructions)

CO

Comment for Type of Reporting Person: The percent of Common Shares beneficially owned by the reporting person was calculated based on 55,061,113 Common Shares issued and outstanding as described in the issuer's Registration Statement on Form F-1 filed with the Securities and Exchange Commission on March 27, 2026.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Metals Royalty Co Inc
(b)	Address of issuer's principal executive offices: 1900 Dome Tower, 333 7th Ave SW, Calgary, A0 T2P 2Z1
Item 2.
(a)	Name of person filing: TMC the metals company Inc., a publicly-traded corporation
(b)	Address or principal business office or, if none, residence: 1111 West Hastings Street, 15th Floor, Vancouver, British Columbia, Canada V6E 2J3
(c)	Citizenship: The reporting person is a corporation formed under the laws of British Columbia, Canada
(d)	Title of class of securities: Common Shares, without par value
(e)	CUSIP Number(s): 02462A104
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 13,846,154
(b)	Percent of class: 25.15%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 13,846,154
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 13,846,154
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.	Certifications:
	Not Applicable

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

TMC the metals company Inc.

Signature:	/s/ Craig Shesky
Name/Title:	Craig Shesky, CFO
Date:	04/09/2026

FAQ

What stake did TMCR report in Metals Royalty Co Inc (TMCR)?

TMC reported owning 13,846,154 Common Shares, equal to 25.15%. The filing shows sole voting and dispositive power over these shares and cites 55,061,113 shares outstanding per a Form F-1 as of March 27, 2026.

How was the 25.15% ownership percentage calculated?

The percentage was calculated using 55,061,113 shares outstanding. The filing states the figure comes from the issuer's Registration Statement on Form F-1 filed on March 27, 2026 and applies that base to the 13,846,154 shares.

Does TMC have voting control over the reported shares?

Yes — TMC reports sole voting power for 13,846,154 shares. The Schedule 13G lists sole voting power and sole dispositive power for the full reported position, with no shared powers disclosed.

What type of filing is this and what does it indicate about intent?

This is a Schedule 13G ownership disclosure. Schedule 13G typically reports passive or exempt investor holdings; the filing itself does not state activist intent or plans to change control.

When was the Schedule 13G signed and by whom?

The filing was signed by Craig Shesky, CFO, on 04/09/2026. The signature block lists Craig Shesky as CFO and the indicated signature date is 04/09/2026.