Columbus Acquisition issues USD 100,000 promissory note to WISeSat.Space Corp

• Columbus Acquisition issued an unsecured promissory note for USD 100,000 to WISeSat.Space on May 5, 2026, tied to WISeSat.Space funding USD 100,000 of monthly extension fee deposits into company trust account.
• Target Extension Note carries no interest, matures on earliest of business combination completion, business combination agreement termination (with a stated exception), or company wind-up.
• WISeSat.Space can convert amounts due into private units at USD 10 per unit, each comprising one ordinary share plus one right to receive 1/7 of an ordinary share on a business combination.
• If business combination agreement is terminated by Columbus Acquisition under specified terms, WISeSat.Space can elect repayment or conversion into shares of post-closing public company in a later deal at USD 5 per share, subject to adjustment.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Columbus Acquisition Corp. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001213900-26-054549), on May 11, 2026, and is solely responsible for the information contained therein.