{"schema_version":"secwatch.filing_event.v1","accession":"0001915657-24-000077","form_type":"8-K/A","ticker":"DINO","cik":"0001915657","company_name":"HF Sinclair Corp","filed_at":"2024-05-23T23:59:59+00:00","discovered_at":"2026-05-14T18:03:21.199823+00:00","generated_at":"2026-06-01T09:22:19.489987+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.15,"calibrated_materiality_score":0.15,"confidence":"high","headline":"HF Sinclair appoints Jeanne Johns to EHS & Public Policy and Nominating committees","bullets":["Jeanne M. Johns appointed to Board effective Feb 13, 2024; committee assignments effective May 22, 2024.","She joins the Environmental, Health, Safety and Public Policy Committee.","Also joins the Nominating, Governance and Social Responsibility Committee."],"urls":{"canonical":"https://secwatch.observer/filing/0001915657-24-000077","json":"https://secwatch.observer/filing/0001915657-24-000077.json","markdown":"https://secwatch.observer/filing/0001915657-24-000077.md","text":"https://secwatch.observer/filing/0001915657-24-000077.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1915657/000191565724000077/0001915657-24-000077-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1915657/000191565724000077/dino-20240213.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-01T09:22:19.489987+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"}