{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-271782","form_type":"8-K","ticker":"OLN","cik":"0000074303","company_name":"OLIN Corp","filed_at":"2026-06-16T10:46:37+00:00","discovered_at":"2026-06-16T10:50:00.315723+00:00","generated_at":"2026-06-16T10:50:15.797527+00:00","sec_items":["7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Olin and Huntsman merge in all-stock deal to form $12B+ chemicals leader","bullets":["All-stock merger of equals; Olin shareholders ~54.5%, Huntsman ~45.5% ownership of OlinHuntsman.","Ken Lane (Olin CEO) to be CEO, Peter Huntsman non-executive Chairman; Phil Lister CFO; HQ in The Woodlands, TX.","Identified >$400M cost synergies and integration benefits plus ~$125M cash tax benefits from NOLs.","Exchange ratio: 0.5476 Olin shares per Huntsman share; expected close first half 2027.","Combined 2025 pro forma revenue ~$12.5B; creates vertical integration in chlorine and downstream materials."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-271782","json":"https://secwatch.observer/filing/0001193125-26-271782.json","markdown":"https://secwatch.observer/filing/0001193125-26-271782.md","text":"https://secwatch.observer/filing/0001193125-26-271782.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/74303/000119312526271782/0001193125-26-271782-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/74303/000119312526271782/d99037d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-16T10:50:15.797527+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"}