{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-074683","form_type":"8-K","ticker":"HUN","cik":"0001307954","company_name":"Huntsman CORP","filed_at":"2026-06-16T21:10:27+00:00","discovered_at":"2026-06-16T21:12:00.351863+00:00","generated_at":"2026-06-16T21:12:45.899380+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":1.0,"calibrated_materiality_score":1.0,"confidence":"high","headline":"Huntsman and Olin merge in all-stock deal; Huntsman shareholders get 0.5476 Olin shares per share","bullets":["Huntsman and Olin enter all-stock merger of equals; Exchange ratio of 0.5476 Olin shares per Huntsman share.","Combined company named OlinHuntsman Corporation, headquartered in The Woodlands, Texas.","Kenneth Lane (Olin CEO) to be CEO; Peter Huntsman non-executive Chair; Phil Lister (Huntsman CFO) to be CFO; Todd Slater (Olin CFO) as Chief Integration Officer.","Board consists of 10 members: 4 from Olin, 4 from Huntsman, plus Lane and Huntsman.","Termination fee of $121M payable in specified circumstances; deal subject to HSR, regulatory approvals, and stockholder votes."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-074683","json":"https://secwatch.observer/filing/0001104659-26-074683.json","markdown":"https://secwatch.observer/filing/0001104659-26-074683.md","text":"https://secwatch.observer/filing/0001104659-26-074683.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1307954/000110465926074683/0001104659-26-074683-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1307954/000110465926074683/tm2618028d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-16T21:12:45.899380+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":"463eaecc2ab976d93b245a46b86486a03bf9b74c","claim":"Huntsman CORP entered into Agreement and Plan of Merger with Olin Corporation valued at 0.5476 shares of Olin Common Stock per share of Huntsman Common Stock (effective 2026-06-15).","evidence_excerpt":"Merger Agreement On June 15, 2026, Huntsman Corporation, a Delaware corporation (“ Huntsman ” or, with reference to the post-closing period, the “ Combined Company ”), entered into an Agreement and Plan of Merger (the “ Merger Agreement ”) with Olin Corporation, a Virginia corporation (“ Olin ”), Olympus Merger Sub, Inc., a Delaware corporation and a direct wholly owned subsidiary of Olin (“ First Merger Sub ”), and Hook Merger Sub LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Olin (“ Second Merger Sub ”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1307954/000110465926074683/0001104659-26-074683-index.htm","confidence":0.95,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"merger"},{"label":"Counterparty","value":"Olin Corporation"},{"label":"Value","value":"0.5476 shares of Olin Common Stock per share of Huntsman Common Stock"},{"label":"Effective","value":"2026-06-15"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}