{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-311959","form_type":"8-K","ticker":"HESM","cik":"0001789832","company_name":"Hess Midstream LP","filed_at":"2025-12-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.471465+00:00","generated_at":"2026-05-16T13:49:07.995979+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Hess Midstream director Walz resigns; McCarthy named Chair; Harrison appointed","bullets":["Andrew B. Walz resigned from the Board on Dec. 4, 2025, due to his appointment as an executive officer of Chevron; no disagreement with the Company.","Kristi H. McCarthy was designated Chairman of the Board, effective immediately.","Barbara F. Harrison appointed to fill the vacancy; she is VP, Crude Supply and Trading at Chevron U.S.A. Inc.","Ms. Harrison will not receive additional compensation from the Company for her board service."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-311959","json":"https://secwatch.observer/filing/0001193125-25-311959.json","markdown":"https://secwatch.observer/filing/0001193125-25-311959.md","text":"https://secwatch.observer/filing/0001193125-25-311959.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1789832/000119312525311959/0001193125-25-311959-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1789832/000119312525311959/d35734d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T13:49:07.995979+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"}