{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-220533","form_type":"8-K","ticker":"WLK","cik":"0001262823","company_name":"WESTLAKE CORP","filed_at":"2022-08-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:55.191112+00:00","generated_at":"2026-06-23T23:44:29.419526+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Westlake expands buyback by $500M and raises dividend 20% to $0.3570/share","bullets":["Board authorized additional $500M share repurchase; total available now ~$550M as of Aug 12, 2022.","Quarterly dividend increased 20% to $0.3570 per share from $0.2975.","Dividend payable Sept 6, 2022 to holders of record Aug 22, 2022.","Since 2011, $600M of shares repurchased (9.8M shares) under the initial program."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-220533","json":"https://secwatch.observer/filing/0001193125-22-220533.json","markdown":"https://secwatch.observer/filing/0001193125-22-220533.md","text":"https://secwatch.observer/filing/0001193125-22-220533.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1262823/000119312522220533/0001193125-22-220533-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1262823/000119312522220533/d317712d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T23:44:29.419526+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"}