secwatch.observer — SEC 8-K summary ====================================== Issuer: HF Sinclair Corp (DINO) CIK: 0001915657 Form: 8-K Filed at: 2026-07-28T21:11:49+00:00 Accession: 0001628280-26-050235 Event type: leadership Sentiment: neutral Materiality: 0.40 Item codes: 5.02 LLM model: deepseek-v4-flash:cloud@v2 HF Sinclair EVP & General Counsel Eric Nitcher to retire effective July 31, 2026 -------------------------------------------------------------------------------- - Eric Nitcher notified Board of his retirement from executive officer role, effective July 31, 2026. - He will remain an employee through end of 2026 to assist with transition in an advisory capacity. - Successor for EVP, General Counsel will be named at a later date. - Retirement not the result of any disagreement with the Corporation or its Board. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1915657/000162828026050235/0001628280-26-050235-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1915657/000162828026050235/dino-20260728.htm HTML page: https://secwatch.observer/filing/0001628280-26-050235 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer