{"schema_version":"secwatch.filing_event.v1","accession":"0001262823-24-000017","form_type":"8-K","ticker":"WLK","cik":"0001262823","company_name":"WESTLAKE CORP","filed_at":"2024-04-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:17.646689+00:00","generated_at":"2026-06-04T02:44:58.941189+00:00","sec_items":["7.01"],"event_type":"regulatory","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Westlake coalition files antidumping petitions on epoxy resin imports from five countries","bullets":["On April 3, 2024, coalition including Westlake filed antidumping petitions on epoxy resin imports from China, India, South Korea, Taiwan, and Thailand.","Countervailing duty petitions filed on imports from China, India, South Korea, and Taiwan.","Petitions submitted to U.S. Department of Commerce and U.S. International Trade Commission.","Action seeks to address alleged unfair pricing and subsidies on certain epoxy resins."],"urls":{"canonical":"https://secwatch.observer/filing/0001262823-24-000017","json":"https://secwatch.observer/filing/0001262823-24-000017.json","markdown":"https://secwatch.observer/filing/0001262823-24-000017.md","text":"https://secwatch.observer/filing/0001262823-24-000017.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1262823/000126282324000017/0001262823-24-000017-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1262823/000126282324000017/wlk-20240403.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T02:44:58.941189+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"}