{"schema_version":"secwatch.filing_event.v1","accession":"0001262823-24-000006","form_type":"8-K","ticker":"WLK","cik":"0001262823","company_name":"WESTLAKE CORP","filed_at":"2024-02-20T23:59:59+00:00","discovered_at":"2026-05-14T18:03:23.634085+00:00","generated_at":"2026-06-05T22:46:09.598606+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"negative","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Westlake Q4 net loss $497M on $2.8B revenue; $625M in charges drag results","bullets":["Q4 net loss of $497M ($3.86 diluted loss) includes $475M impairment on epoxy assets and $150M litigation settlement charge.","Excluding identified items, Q4 net income $93M ($0.72 diluted EPS) and EBITDA $390M.","Full-year 2023 net sales $12.5B, net income $479M, and free cash flow $1.3B.","HIP segment posted record annual operating income of $710M with 23% EBITDA margin.","PEM segment (ex-items) EBITDA $1.59B, down 51% YoY on weak pricing and European cost headwinds."],"urls":{"canonical":"https://secwatch.observer/filing/0001262823-24-000006","json":"https://secwatch.observer/filing/0001262823-24-000006.json","markdown":"https://secwatch.observer/filing/0001262823-24-000006.md","text":"https://secwatch.observer/filing/0001262823-24-000006.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1262823/000126282324000006/0001262823-24-000006-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1262823/000126282324000006/wlk-20240220.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-05T22:46:09.598606+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":"7bf5c330dfed5e3ba93ea4af0955111209c42b2c","claim":"WESTLAKE CORP reported fourth quarter and full year 2023 results: revenue $2,826 million, net income a net loss of $497 million, EPS $3.86 per share.","evidence_excerpt":"Items) For the three months ended December 31, 2023, the Company reported quarterly net income attributable to Westlake of $93 million, or $0.72 per share, on net sales of $2,826 million. The year-ove","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1262823/000126282324000006/0001262823-24-000006-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"fourth quarter and full year 2023"},{"label":"Revenue","value":"$2,826 million"},{"label":"Net income","value":"a net loss of $497 million"},{"label":"EPS","value":"$3.86 per share"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}