{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-070122","form_type":"8-K","ticker":"HNRG","cik":"0000788965","company_name":"HALLADOR ENERGY CO","filed_at":"2026-06-03T20:30:28+00:00","discovered_at":"2026-06-03T20:32:00.289487+00:00","generated_at":"2026-06-03T20:55:43.182054+00:00","sec_items":["1.04"],"event_type":"regulatory","sentiment":"negative","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Hallador subsidiary receives MSHA imminent danger order at Oaktown mine","bullets":["On May 28, 2026, Sunrise Coal received an MSHA imminent danger order (Section 107(a)) at Oaktown Fuels Mine No. 1 (MSHA ID 12-02394).","Allegation: an independent contractor employee climbed onto a truck bed without fall protection. No injuries occurred.","No Sunrise Coal employees were affected, and mine production was not interrupted.","Sunrise Coal disputes the order, attributing the condition solely to the independent contractor, and reserves the right to contest it."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-070122","json":"https://secwatch.observer/filing/0001104659-26-070122.json","markdown":"https://secwatch.observer/filing/0001104659-26-070122.md","text":"https://secwatch.observer/filing/0001104659-26-070122.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/788965/000110465926070122/0001104659-26-070122-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/788965/000110465926070122/hnrg-20260528x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-03T20:55:43.182054+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"}