{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-25-126033","form_type":"8-K","ticker":"COLA","cik":"0002028201","company_name":"Columbus Acquisition Corp/Cayman Islands","filed_at":"2025-12-29T23:59:59+00:00","discovered_at":"2026-05-14T18:02:41.372930+00:00","generated_at":"2026-05-16T12:10:27.287641+00:00","sec_items":["7.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"WISeKey and Columbus Acquisition Corp announce confidential F-4 filing for business combination","bullets":["Confidential draft registration statement on Form F-4 submitted to SEC on Dec 23, 2025.","Business combination values WISeSat at $250 million; Pubco shares valued at $10.00 per share.","Columbus public shareholders can redeem; each Columbus share converts to one Pubco share.","At least $10 million in financing expected; closing subject to Columbus shareholder approval.","WISeSat has launched 22 satellites, 14 operational, with goal of 100 by 2030."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-25-126033","json":"https://secwatch.observer/filing/0001213900-25-126033.json","markdown":"https://secwatch.observer/filing/0001213900-25-126033.md","text":"https://secwatch.observer/filing/0001213900-25-126033.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2028201/000121390025126033/0001213900-25-126033-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2028201/000121390025126033/ea0271070-8k_columbus.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T12:10:27.287641+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}