{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-274528","form_type":"8-K","ticker":"WLK","cik":"0001262823","company_name":"WESTLAKE CORP","filed_at":"2024-12-11T23:59:59+00:00","discovered_at":"2026-05-14T18:03:07.925453+00:00","generated_at":"2026-05-29T04:37:33.651693+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Westlake Corp appoints Roger Cregg to board, Marius Haas retires","bullets":["Roger A. Cregg appointed as Class I director effective Dec 10, 2024; term expires at 2026 annual meeting.","Cregg brings homebuilding industry experience as former CEO/CFO of AV Homes, PulteGroup, and ServiceMaster.","Marius A. Haas retired from board on Dec 10, 2024, as previously disclosed.","Cregg will serve on Audit, Compensation, Corporate Risk & Sustainability, and Nominating & Governance committees.","Board granted Cregg $165,000 in restricted stock units vesting Dec 10, 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-274528","json":"https://secwatch.observer/filing/0001193125-24-274528.json","markdown":"https://secwatch.observer/filing/0001193125-24-274528.md","text":"https://secwatch.observer/filing/0001193125-24-274528.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1262823/000119312524274528/0001193125-24-274528-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1262823/000119312524274528/d923339d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-29T04:37:33.651693+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"}