Highest-materiality recent filing
Columbus Acquisition completes WISeSat business combination; Pubco begins Nasdaq trading as SAIQ
On Oct. 1, 2026, Columbus Acquisition Corp. completed its business combination with WISeSat.Space Holdings Corp.; Pubco ordinary shares began trading on Nasdaq under SAIQ on Oct. 2, 2026.
WISeSat.Space closes SPAC merger with Columbus Acquisition; Nasdaq trading begins as SAIQ
CAC shareholders approved the business combination with WISeSat.Space Holdings Corp. on Sept 30, 2026; the deal closed Oct 1, 2026.
Business combination of Columbus Acquisition Corp and WISeSat.Space Holdings closed on October 1, 2026 after all closing conditions were satisfied or waived.
Columbus Acquisition extends SPAC deadline to Oct 22, 2026 with $100,000 in extension notes
Columbus extended its initial business combination deadline from Aug 22, 2026 to Oct 22, 2026 via two $50,000 monthly extension fee deposits.
Columbus Acquisition adjourns SPAC merger vote with WISeSat.Space a fourth time, to Sept. 30
Meeting reconvened Sept. 29, 2026 with a quorum present, but Chairman Fen Zhang adjourned without submitting any proposal to a shareholder vote; next session 9:30 a.m. ET Sept. 30.
Columbus Acquisition adjourns EGM again to Sept 29; WISeSat.Space combination vote still pending
Company reconvened its Extraordinary General Meeting on Sept 28, 2026 with a quorum present, but the Chairman adjourned without submitting any proposals to a shareholder vote.
Columbus Acquisition Corp reconvenes shareholder meeting Sept 28; venue and dial-in set
Extraordinary General Meeting reconvened for 9:00 a.m. ET on Sept 28, 2026.
Columbus Acquisition reschedules EGM to Sept 28 for WISeSat.Space vote; redemption deadline Sept 24
EGM convened Sept 10, 2026, was adjourned without any vote; reconvened meeting set for Sept 28, 2026.
Columbus Acquisition Corp adjourns EGM without vote on WISeSat.Space business combination
Adjourned Extraordinary General Meeting on Sep 10, 2026 without submitting any proposals to vote; reconvened date to be announced.
Columbus Acquisition extends merger deadline to Oct 31, 2026 and secures $10M PIPE from SEALSQ
Outside Date extended to October 31, 2026 via First Amendment to Business Combination Agreement.
Deposited $50,000 into trust account to extend deadline from July 22, 2026 to August 22, 2026.
Issued $25K unsecured note to sponsor Hercules Capital Management VII Corp and $25K note to target WISeSat.Space Corp for monthly extension fee.
Deposited $50,000 into trust to extend business combination deadline from May 22 to June 22, 2026.
Nasdaq granted extension until November 18, 2026 to regain compliance with Listing Rule 5450(a)(2) (Minimum Holders Rule).
Columbus Acquisition regains compliance with Nasdaq $50M MVLS rule; delisting risk removed
Company had received MVLS deficiency notice on May 22, 2026, for below $50M threshold.
On May 22, 2026, Nasdaq notified company it failed minimum 400 holders rule; must submit compliance plan by July 6, 2026.
Deposited $50k extension fee into trust ($25k from working capital, $25k from target) to extend deadline from May 22 to June 22, 2026.
Unsecured promissory note of $100,000 issued to WISeSat.Space Corp. to fund four Monthly Extension Fees of $25,000 each.
Columbus Acquisition Corp deposited $50,000 to extend business combination deadline by one month to May 22, 2026.
Columbus Acquisition extends business combination deadline to April 22, 2026 with $50k deposit
Company deposited $50,000 Monthly Extension Fee into Trust Account to extend business combination deadline by one month to April 22, 2026.
Columbus Acquisition Corp extends business combination deadline to Feb 22, 2026 with $50K deposit
Deposited $50,000 into trust account for monthly extension.
Columbus Acquisition Corp shareholders approve extension to Jan 2027; ~3.45M shares redeemed
Shareholders approved charter amendment to extend business combination deadline from Jan 22, 2026 to Jan 22, 2027, with up to 12 monthly extensions.
Extraordinary general meeting on Jan 16, 2026 to vote on charter amendment extending deadline for business combination.
WISeKey and Columbus Acquisition Corp announce confidential F-4 filing for business combination
Confidential draft registration statement on Form F-4 submitted to SEC on Dec 23, 2025.
Columbus Acquisition Corp signs $250M SPAC merger with WISeSat.Space
CAC to acquire WISeSat.Space for $250M in Pubco shares valued at $10.00 each; CAC shareholders get one Pubco share.
Columbus Acquisition and WISeKey sign deal to list WISeSat via SPAC; $250M equity value
WISeKey to receive 25M Pubco shares at $10/share, valuing WISeSat at $250M.
Columbus Acquisition Corp appoints Cameron Johnson as independent director, replaces M. Anthony Wong
Dr. M. Anthony Wong resigned as independent director on March 20, 2025.
Columbus Acquisition Corp announces separate trading of shares and rights starting March 17, 2025
Holders of 6,000,000 Units may separate into ordinary shares (COLA) and rights (COLAR) from March 17, 2025.
Columbus Acquisition Corp closes $60M IPO and $2.34M private placement
IPO of 6M units at $10/unit generated $60M gross proceeds; private placement of 234,290 units to sponsor added $2.34M.
Columbus Acquisition Corp closes $60M IPO; appoints three independent directors
Closed IPO of 6M units at $10/unit, raising $60M gross; concurrently sold 234,290 private units to sponsor for $2.34M.
In connection with the consummation of the Business Combination, each of Fen “Eric” Zhang, Jie “Janet” Hu, Cameron R. Johnson, Kevin McKenzie and Qian “Hebe” Xu ceased to be director and/or officers of CAC.
Following the consummation of the Business Combination, Carlos Moreira, Gwenael Rouy-Poirier, David Fergusson, Peter Ward, Cristina Dolan, Philippe D. Monnier, and Cameron R. Johnson were appointed to serve as directors of Pubco
Following the consummation of the Business Combination, Carlos Moreira, Gwenael Rouy-Poirier, David Fergusson, Peter Ward, Cristina Dolan, Philippe D. Monnier, and Cameron R. Johnson were appointed to serve as directors of Pubco
In connection with the consummation of the Business Combination, each of Fen “Eric” Zhang, Jie “Janet” Hu, Cameron R. Johnson, Kevin McKenzie and Qian “Hebe” Xu ceased to be director and/or officers of CAC.
In connection with the consummation of the Business Combination, each of Fen “Eric” Zhang, Jie “Janet” Hu, Cameron R. Johnson, Kevin McKenzie and Qian “Hebe” Xu ceased to be director and/or officers of CAC.
In connection with the consummation of the Business Combination, each of Fen “Eric” Zhang, Jie “Janet” Hu, Cameron R. Johnson, Kevin McKenzie and Qian “Hebe” Xu ceased to be director and/or officers of CAC.
In connection with the consummation of the Business Combination, each of Fen “Eric” Zhang, Jie “Janet” Hu, Cameron R. Johnson, Kevin McKenzie and Qian “Hebe” Xu ceased to be director and/or officers of CAC.
Carlos Moreira was appointed as the sole director of CAC concurrently with the consummation of the Business Combination.
and the board of directors of Pubco appointed the following officers: Carlos Moreira as Chief Executive Officer and Gwenael Rouy-Poirier as Chief Financial Officer.
Following the consummation of the Business Combination, Carlos Moreira, Gwenael Rouy-Poirier, David Fergusson, Peter Ward, Cristina Dolan, Philippe D. Monnier, and Cameron R. Johnson were appointed to serve as directors of Pubco
Following the consummation of the Business Combination, Carlos Moreira, Gwenael Rouy-Poirier, David Fergusson, Peter Ward, Cristina Dolan, Philippe D. Monnier, and Cameron R. Johnson were appointed to serve as directors of Pubco
Following the consummation of the Business Combination, Carlos Moreira, Gwenael Rouy-Poirier, David Fergusson, Peter Ward, Cristina Dolan, Philippe D. Monnier, and Cameron R. Johnson were appointed to serve as directors of Pubco
Max materiality 0.95 · Median 0.55 · Most common event other_material