Columbus Acquisition Corp (NASDAQ: COLA) pays $50K extension to May 22, 2026

Rhea-AI Filing Summary

Columbus Acquisition Corp extended the deadline to complete its initial business combination by one month from April 22, 2026 to May 22, 2026 by depositing a $50,000 Monthly Extension Fee into the company Trust Account. The filing states the Company may extend the combination period monthly up to January 22, 2027, each such one-month extension conditioned on depositing $50,000 into the Trust Account.

The $50,000 deposit reported on or about April 20, 2026 consisted of $25,000 from the Company’s working capital and $25,000 paid by WISeSat.Space Corp. pursuant to the Business Combination Agreement dated November 9, 2025.

Insights

Corporate Finance Advisor

Extension paid to preserve deal timeline; modest cash impact.

The filing documents a $50,000 Monthly Extension Fee funded half by the company and half by the proposed target, enabling a one-month extension to May 22, 2026. The fee is a routine mechanism in SPAC transactions to buy more time for closing.

Cash impact is limited: $25,000 from working capital is small relative to typical SPAC trust balances, while the target’s contribution signals shared cost responsibility; subsequent monthly extensions require the same deposit and are subject to the Charter’s one-month increment condition.

Transaction Counsel

Extension governed by Charter and Business Combination Agreement.

The Company relies on its amended Charter to permit one-month extensions up to January 22, 2027, each conditioned on a $50,000 deposit to the Trust Account. The filing cites the Business Combination Agreement dated November 9, 2025 as the source for the target’s contribution.

Governance and timing depend on future deposits and any amendments to the Business Combination Agreement; the filing preserves contractual qualifiers "as it may be amended, supplemented, or otherwise modified."

Key Figures

Monthly Extension Fee: $50,000 Company contribution: $25,000 Target contribution: $25,000 +3 more

6 metrics

Monthly Extension Fee $50,000 deposit into Trust Account on or about April 20, 2026

Company contribution $25,000 paid from Company's working capital

Target contribution $25,000 paid by WISeSat.Space Corp. under Business Combination Agreement

Original combination deadline April 22, 2026 deadline per Charter before extension

Extended deadline May 22, 2026 one-month extension effected by deposit

Maximum extension horizon January 22, 2027 latest date possible by successive one-month extensions under Charter

Key Terms

Trust Account, Monthly Extension Fee, Business Combination Agreement, Charter

4 terms

Trust Account financial

"deposit into the Trust Account for the public shareholders"

A trust account is a special bank or brokerage account where assets are held and managed by a designated person or firm (the trustee) for the benefit of another person or group (the beneficiary). It matters to investors because it separates assets from personal or corporate funds, can protect assets, control how and when money is used, and may affect tax or legal rights—think of it as a locked drawer opened only under agreed rules.

Monthly Extension Fee regulatory

"deposit of $50,000 of the Monthly Extension Fee was deposited into the Trust Account"

Business Combination Agreement legal

"pursuant to that certain business combination agreement dated as of November 9, 2025"

A business combination agreement is a detailed contract that lays out the terms for two companies to join together—covering price, how ownership will be split, the steps needed to close the deal, and what each side promises to do or avoid before closing. For investors it matters because the agreement determines potential changes in value, control, timing, and risk exposure—think of it like the playbook for a merger that shows who wins, who pays, and what could still derail the plan.

Charter legal

"Pursuant to the amended and restated memorandum and articles of association (the “Charter”)"

A charter is the legal document that creates a corporation and sets its basic rules—like a combined birth certificate and rulebook—describing the company’s purpose, types of shares, voting rights, board powers, and how it can raise capital. Investors care because the charter determines who controls the company, what rights shareholders have, and how easily those rights can change; amendments can alter ownership value, voting influence, and risk.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 20, 2026

COLUMBUS ACQUISITION CORP

(Exact name of registrant as specified in its charter)

Cayman Islands		001-42485		N/A
(State or other jurisdiction		(Commission File Number)		(IRS Employer
of incorporation)				Identification Number)

14 Prudential Tower

Singapore 049712

(Address of principal executive offices)

(+1) 949 899 1827

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☒ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act.

Title of each class		Trading Symbol		Name of each exchange on which registered
Units, consisting of one ordinary share, $0.0001 par value, and one Right to acquire one-seventh of one ordinary share		COLAU		The Nasdaq Stock Market LLC
Ordinary shares, par value $0.0001 per share		COLA		The Nasdaq Stock Market LLC
Rights, each whole right to acquire one-seventh of one ordinary share		COLAR		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01. Other Events.

Pursuant to the amended and restated memorandum and articles of association (the “Charter”) of Columbus Acquisition Corp, a Cayman Islands exempted company (the “Company”), the Company had until April 22, 2026 to complete its initial business combination, however the Company may extend the period of time to consummate a business combination up to January 22, 2027, each by a one-month extension, subject to the deposit of $50,000 (the “Monthly Extension Fee”) into the trust account of the Company (the “Trust Account”).

On or about April 20, 2026, an aggregate of $50,000 of the Monthly Extension Fee was deposited into the Trust Account for the public shareholders, which enabled the Company to extend the period of time it has to consummate its initial business combination by one month from April 22, 2026 to May 22, 2026. Among the Monthly Extension Fee, $25,000 was paid from the Company’s working capital, and the remaining $25,000 was paid by WISeSat.Space Corp., a British Virgin Islands business company (the “Target”) pursuant to that certain business combination agreement dated as of November 9, 2025 (as it may be amended, supplemented, or otherwise modified from time to time, the “Business Combination Agreement”) by and among the Company, the Target and other parties thereto in connection with a proposed business combination.

Item 9.01 Financial Statements and Exhibits.

Exhibit No.		Description of Exhibits
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

1

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 hereunto duly authorized.

	Columbus Acquisition Corp
	By:	/s/ Fen Zhang
	Name:	Fen Zhang
	Title:	Chief Executive Officer
Date: April 24, 2026

2

FAQ

What did Columbus Acquisition Corp (COLA) file in this 8-K?

The filing discloses a $50,000 Monthly Extension Fee deposited to extend the SPAC deadline by one month to May 22, 2026. It states the Charter permits monthly extensions up to January 22, 2027 with each $50,000 deposit.

Who paid the $50,000 extension fee for COLA?

The filing states $25,000 was paid from the Company’s working capital and $25,000 was paid by WISeSat.Space Corp. under the Business Combination Agreement dated November 9, 2025.

How long does the extension granted by the fee last?

The extension granted by the deposit extends the Company’s time to close the initial business combination by one month, specifically from April 22, 2026 to May 22, 2026, per the filing.

Can Columbus Acquisition Corp extend the deadline again?

Yes. The filing states the Charter permits one-month extensions up to January 22, 2027, each requiring a $50,000 deposit into the Trust Account to effect that additional one-month extension.

What agreement governed the target’s payment of the extension fee?

WISeSat.Space Corp.’s $25,000 contribution is pursuant to the Business Combination Agreement dated November 9, 2025, as referenced in the filing and subject to that agreement’s terms.