{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-324110","form_type":"8-K","ticker":"WLK","cik":"0001262823","company_name":"WESTLAKE CORP","filed_at":"2026-07-29T20:45:24+00:00","discovered_at":"2026-07-29T20:46:00.503873+00:00","generated_at":"2026-07-29T20:46:17.894327+00:00","sec_items":["8.01"],"event_type":"litigation","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Amsterdam court dismisses two ethylene antitrust lawsuits against Westlake; €1.025B claim rejected","bullets":["District Court of Amsterdam dismissed Shell Chemical Europe B.V. lawsuit alleging ~€1,025 million damages.","Court also dismissed Stichting Ethylene Claims declaratory judgment action seeking unspecified damages.","Both dismissals are subject to appeal by the plaintiffs; twelve related lawsuits remain pending at first instance.","Westlake and other ethylene consumers are defendants in a total of fourteen civil lawsuits in Netherlands and Germany."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-324110","json":"https://secwatch.observer/filing/0001193125-26-324110.json","markdown":"https://secwatch.observer/filing/0001193125-26-324110.md","text":"https://secwatch.observer/filing/0001193125-26-324110.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1262823/000119312526324110/0001193125-26-324110-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1262823/000119312526324110/d151580d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-29T20:46:17.894327+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"}