{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-21-024809","form_type":"8-K","ticker":"CNR","cik":"0001710366","company_name":"Core Natural Resources, Inc.","filed_at":"2021-11-02T23:59:59+00:00","discovered_at":"2026-05-14T18:04:13.785325+00:00","generated_at":"2026-06-28T15:16:31.222114+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"CONSOL Energy posts Q3 net loss of $113.8M on derivative losses; adj. EBITDA $66.6M","bullets":["GAAP net loss $113.8M includes $147.3M pre-tax unrealized mark-to-market loss on derivatives.","Adjusted EBITDA $66.6M; free cash flow $34.8M; reduced total debt by $18.4M during quarter.","Coal shipments 5.4M tons at avg revenue $47.46/ton; avg cash cost $30.64/ton (up from $28.64).","Updated 2021 guidance: coal sales 23.5-24.5M tons, cash cost $27.50-$28.50/ton, capex $150-170M.","Resumed development of 5th longwall at Enlow Fork; expects operation in late 4Q22."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-21-024809","json":"https://secwatch.observer/filing/0001437749-21-024809.json","markdown":"https://secwatch.observer/filing/0001437749-21-024809.md","text":"https://secwatch.observer/filing/0001437749-21-024809.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1710366/000143774921024809/0001437749-21-024809-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1710366/000143774921024809/ceix20210902_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T15:16:31.222114+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"}