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{"created_at":"2026-04-07T23:23:54.391 {"created_at":"2026-04-07T23:23:54.391414+00:00","dedupe_key":"signal_enriched:discovery_sec_filing_delta:f55eb99bee9f15a4","evidence_event_ids":["evt_04fbe52a0d69"],"signal_type":"discovery_sec_filing_delta","source":"discovery_sec_filings","value":{"aggregator_url":"https://www.sec.gov/Archives/edgar/data/1262823/0002126961-26-000004.txt","as_of":"2026-04-07T23:23:54.391414+00:00","canonical_url":"https://www.sec.gov/Archives/edgar/data/1262823/0002126961-26-000004.txt","company":"WESTLAKE CORP","enrichment":{"aggregator_url":"https://www.sec.gov/Archives/edgar/data/1262823/0002126961-26-000004.txt","article_chars":1670,"article_truncated":false,"blocked_reason":null,"candidate_id":"sc_0732e431bd4262e6","canonical_host":"sec.gov","canonical_is_aggregator":false,"canonical_url":"https://www.sec.gov/Archives/edgar/data/1262823/0002126961-26-000004.txt","content_type":"text/plain","enriched_at":"2026-04-07T23:27:43.539568+00:00","extraction_method":"heuristic","fetched_description":"","fetched_title":"","final_url":"https://www.sec.gov/Archives/edgar/data/1262823/0002126961-26-000004.txt","html_truncated":false,"paywall_likely":false,"publisher_domain":"sec.gov","publisher_resolution":"canonical_url","requested_url":"https://www.sec.gov/Archives/edgar/data/1262823/0002126961-26-000004.txt","source_event_id":"evt_04fbe52a0d69","source_quality":"medium","status_code":200,"version":"signal_enrichment_v2"},"form_type":"4","fp":"3954d9c6a547ac10","kind":"sec_filing","published_at":"20260406","publisher_domain":"sec.gov","signal_understanding":{"analysis_basis":"article","claim_confidence":0.72,"dates_mentioned":["2026-04-02","2026-04-06","2029-04-02","2003-09-08"],"entities":[{"asset_class":"equity","name":"Westlake Corp","relevance":"high","symbol":"WLK","type":"issuer"},{"asset_class":"person","name":"Brian John Powers","relevance":"high","symbol":"","type":"reporting_owner"},{"asset_class":"equity","name":"Common Stock","relevance":"high","symbol":"","type":"security"}],"event_type":"other","information_gaps":["What changed vs prior known state is not provided in the signal; no prior filing/position is included to compare against.","The text shows \u201c1961\u201d but does not explicitly label it as the number of RSUs in the extracted snippet; it is only present in the filing values line.","The transaction type (e.g., grant vs acquisition vs disposition) is not explicitly stated in the provided cleaned text beyond the RSU description and vesting terms.","No post-transaction ownership totals are included in the provided snippet."],"key_facts":["SEC filing: Form 4 (SEC Act: 1934 Act), accession number 0002126961-26-000004.","Issuer: Westlake Corp (WLK).","Reporting owner: Brian John Powers (title shown: SVP, PEM Segment Head).","Security type disclosed: Restricted Stock Units (RSUs).","RSU description: each RSU represents a contingent right to receive one share of the issuer\u2019s common stock.","Vesting: all RSUs will vest on April 2, 2029.","Conformed period of report: 20260402; filed as of date: 20260406; date as of change: 20260406."],"numeric_claims":[{"label":"RSU count (as shown)","value":"1961"},{"label":"Vesting date","value":"2029-04-02"},{"label":"Conformed period of report","value":"2026-04-02"},{"label":"Filed as of date","value":"2026-04-06"}],"primary_claim":"On 2026-04-06, Westlake Corp filed Form 4 reporting restricted stock units for Brian John Powers that vest on April 2, 2029.","relevance_score":0.45,"sentiment":"neutral","source_quality":"medium","summary":"Westlake Corp (WLK) filed a Form 4 on 2026-04-06 reporting an RSU grant/holding by Brian John Powers. The filing states each restricted stock unit represents a contingent right to one share and that the RSUs vest on April 2, 2029.","topics":["SEC Form 4","restricted stock units (RSUs)","insider ownership","vesting schedule"]},"source":"sec_edgar","source_domain":"sec.gov","summary":"Form 4 \u00b7 WESTLAKE CORP \u00b7 Filed 20260406","ticker":"WLK","tickers":["WLK"],"title":"WLK filed 4","url":"https://www.sec.gov/Archives/edgar/data/1262823/0002126961-26-000004.txt"}}... |