{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-116825","form_type":"8-K","ticker":null,"cik":"0001847440","company_name":"Coliseum Acquisition Corp.","filed_at":"2024-11-12T23:59:59+00:00","discovered_at":"2026-05-14T18:03:10.019465+00:00","generated_at":"2026-05-30T02:13:49.858533+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Coliseum Acquisition appoints interim CEO after CEO Wert removed due to illness","bullets":["CFO Oanh Truong appointed interim CEO effective Nov 5, 2024, also serving as principal executive officer.","CEO Charles Wert removed from board on Oct 25, 2024, due to illness.","Truong, 35, has been CFO since July 2023 and controller at sponsor Berto LLC and dMY Squared.","No arrangement or family relationship between Truong and any other director or officer."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-116825","json":"https://secwatch.observer/filing/0001104659-24-116825.json","markdown":"https://secwatch.observer/filing/0001104659-24-116825.md","text":"https://secwatch.observer/filing/0001104659-24-116825.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1847440/000110465924116825/0001104659-24-116825-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1847440/000110465924116825/tm2428118d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T02:13:49.858533+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":"aca868cfc0","claim":"Charles Wert was removed as Director at Coliseum Acquisition Corp..","evidence_excerpt":"As a result of his illness, Mr. Wert was removed from the board of directors on October 25, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1847440/000110465924116825/0001104659-24-116825-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"removed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"e5d01aae7c","claim":"Oanh Truong was appointed as interim Chief Executive Officer at Coliseum Acquisition Corp..","evidence_excerpt":"Effective as of November 5, 2024, due to the illness of the Chief Executive Officer, Charles Wert, Oanh Truong was appointed as interim Chief Executive Officer of Coliseum Acquisition Corp.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1847440/000110465924116825/0001104659-24-116825-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"interim Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"f5cc489e12","claim":"Charles Wert departed as Chief Executive Officer at Coliseum Acquisition Corp..","evidence_excerpt":"due to the illness of the Chief Executive Officer, Charles Wert","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1847440/000110465924116825/0001104659-24-116825-index.htm","confidence":0.8,"family_label":"Executive change","details":[{"label":"Role","value":"Chief Executive Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}