{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-24-005288","form_type":"8-K","ticker":"HNRG","cik":"0000788965","company_name":"HALLADOR ENERGY CO","filed_at":"2024-02-23T23:59:59+00:00","discovered_at":"2026-05-14T18:03:26.924864+00:00","generated_at":"2026-06-05T17:49:19.860292+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Hallador Energy restructures Sunrise Coal Division, idles high-cost mines, cuts 110 jobs","bullets":["Idles Freelandville and Prosperity Mines; reduces coal production capex by ~$10M in 2024.","Focuses on four lowest-cost units running 7 days/week; expects 4.5M tons annual output.","Workforce reduced by ~110 employees, primarily at Sunrise Coal, over next several days.","Transition from coal producer to vertically integrated independent power producer cited as rationale."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-24-005288","json":"https://secwatch.observer/filing/0001437749-24-005288.json","markdown":"https://secwatch.observer/filing/0001437749-24-005288.md","text":"https://secwatch.observer/filing/0001437749-24-005288.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/788965/000143774924005288/0001437749-24-005288-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/788965/000143774924005288/hnrg20240221_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-05T17:49:19.860292+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"}