{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-272877","form_type":"8-K","ticker":"OLN","cik":"0000074303","company_name":"OLIN Corp","filed_at":"2026-06-16T21:14:19+00:00","discovered_at":"2026-06-16T21:16:00.433614+00:00","generated_at":"2026-06-16T21:16:28.464274+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.95,"calibrated_materiality_score":0.95,"confidence":"high","headline":"Olin and Huntsman agree to all-stock merger of equals; exchange ratio 0.5476","bullets":["Exchange ratio: 0.5476 Olin shares per Huntsman share; no fractional shares, cash in lieu.","Combined company named OlinHuntsman Corp, headquartered in The Woodlands, Texas.","CEO Kenneth Lane (Olin), Chair Peter Huntsman, CFO Phil Lister (Huntsman); Board 10 members (4+4+CEO+Chair).","Termination fee of $121M payable by either party under certain conditions; expense reimbursement up to $30M.","Approvals: Olin shareholders >2/3 (Direct Merger) or majority (Subsidiary Mergers); Huntsman stockholders adopt."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-272877","json":"https://secwatch.observer/filing/0001193125-26-272877.json","markdown":"https://secwatch.observer/filing/0001193125-26-272877.md","text":"https://secwatch.observer/filing/0001193125-26-272877.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/74303/000119312526272877/0001193125-26-272877-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/74303/000119312526272877/d157699d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-16T21:16:28.464274+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":"649586d66e89170b70ca87dbca874fff3d8385a4","claim":"OLIN Corp entered into Agreement and Plan of Merger with Huntsman Corporation (effective 2026-06-15).","evidence_excerpt":"On June 15, 2026, Olin Corporation, a Virginia corporation (“ Olin ” or, with reference to the post-closing period, the “ Combined Company ”), entered into an Agreement and Plan of Merger (the “ Merger Agreement ”) with Huntsman Corporation, a Delaware corporation (“ Huntsman ”), 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/74303/000119312526272877/0001193125-26-272877-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"merger"},{"label":"Counterparty","value":"Huntsman Corporation"},{"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"}