{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-107578","form_type":"8-K","ticker":"COLA","cik":"0002028201","company_name":"Columbus Acquisition Corp/Cayman Islands","filed_at":"2026-10-07T20:15:26+00:00","discovered_at":"2026-10-07T20:16:11.186644+00:00","generated_at":"2026-10-12T15:52:04.794558+00:00","sec_items":["1.01","2.01","3.01","3.03","5.01","5.02","5.03","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.95,"calibrated_materiality_score":0.95,"confidence":"high","headline":"Columbus Acquisition completes WISeSat business combination; Pubco begins Nasdaq trading as SAIQ","bullets":["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.","In connection with the special meeting, 2,515,182 CAC public shares were redeemed; immediately after closing, Pubco had 16,818,772 ordinary shares and 12,997,400 Class F shares outstanding.","CAC requested Nasdaq delist and deregister its ordinary shares, rights and units; trading was permanently suspended before opening on Oct. 2, 2026, and CAC intends to file Form 15.","Leadership: CAC's prior directors/officers ceased; Carlos Moreira became sole CAC director and Pubco CEO, and Gwenael Rouy-Poirier became Pubco CFO.","Closing parties entered an amended and restated registration rights agreement covering Pubco shares, including 1,658,732 Pubco Ordinary Shares for CAC investors."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-107578","json":"https://secwatch.observer/filing/0001213900-26-107578.json","markdown":"https://secwatch.observer/filing/0001213900-26-107578.md","text":"https://secwatch.observer/filing/0001213900-26-107578.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2028201/000121390026107578/0001213900-26-107578-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2028201/000121390026107578/ea0307944-8k_columbus.htm"},"model":{"generated_by":"deepseek-v4.1-flash:cloud@v2","generated_at":"2026-10-12T15:52:04.794558+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"4ea9132b25","claim":"Jie “Janet” Hu departed as director at Columbus Acquisition Corp/Cayman Islands.","evidence_excerpt":"In connection with the consummation of the Business Combination, each of Fen “Eric” Zhang, Jie “Janet” Hu, Cameron R. 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