Columbus Acquisition extends SPAC deadline with $50K fee

Columbus Acquisition Corp extended its deadline to complete an initial business combination by one month, from March 22, 2026 to April 22, 2026, after depositing an aggregate $50,000 into its trust account to pay the Monthly Extension Fee.

Rhea-AI Filing Summary

Columbus Acquisition Corp extended its deadline to complete an initial business combination by one month, from March 22, 2026 to April 22, 2026, after depositing an aggregate $50,000 into its trust account to pay the Monthly Extension Fee.

Of the $50,000 fee, $25,000 was paid from the Company’s working capital and WISeSat.Space Corp. paid the remaining $25,000 pursuant to the Business Combination Agreement dated November 9, 2025.

Insights

Corporate Finance Analyst

Small, one-month extension funded jointly by the sponsor and target.

The company deposited $50,000 into the trust account to extend its combination deadline to April 22, 2026. The fee split—$25,000 from working capital and $25,000 from the proposed target—is disclosed verbatim.

This preserves the timeline for closing while consuming a modest portion of resources; subsequent filings will show whether further one-month extensions are funded similarly.

Securities/Transaction Counsel

Extension follows Charter mechanics and the Business Combination Agreement contribution.

The Charter permits one-month extensions upon deposit of a Monthly Extension Fee; the Business Combination Agreement dated November 9, 2025 supplies part of that payment from WISeSat.Space Corp. The disclosure cites the exact fee amounts and parties.

Legal risks or approvals are not described; future disclosures should be checked for further extensions or material amendments to the agreement.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Columbus Acquisition Corp (COLA) file on March 23, 2026?

The filing reports a one-month extension of the SPAC combination deadline to April 22, 2026. It states an aggregate $50,000 was deposited into the trust account to pay the Monthly Extension Fee, split between working capital and the target.

How much was paid to extend COLA's combination deadline and who paid it?

An aggregate $50,000 was deposited into the trust account. $25,000 came from the Company’s working capital and WISeSat.Space Corp. paid $25,000 under the Business Combination Agreement dated November 9, 2025.

What deadline did the extension affect for COLA?

The extension moved the deadline to consummate the initial business combination from March 22, 2026 to April 22, 2026. The Charter permits successive one-month extensions upon payment of the Monthly Extension Fee into the trust account.

Does the filing state how further extensions will be funded?

The filing explains each one-month extension requires a $50,000 deposit into the trust account. It does not specify the source of funds for any future extension beyond the one described in this report.

What agreement governs the target's payment toward the extension fee?

WISeSat.Space Corp.’s $25,000 payment is made pursuant to the Business Combination Agreement dated November 9, 2025. The filing references that agreement as the source of the target’s contribution.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/27/2026 - 05:02 PM Learn about SEC filing dates

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): March 23, 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 March 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 March 23, 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 March 22, 2026 to April 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)

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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: March 27, 2026

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