{"schema_version":"secwatch.filing_event.v1","accession":"0001710366-26-000048","form_type":"8-K","ticker":"CNR","cik":"0001710366","company_name":"Core Natural Resources, Inc.","filed_at":"2026-06-04T20:48:18+00:00","discovered_at":"2026-06-04T20:49:00.303546+00:00","generated_at":"2026-06-04T21:13:50.512007+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"low","headline":"Core Natural Resources posts investor presentation on June 4, 2026; no specific updates disclosed","bullets":["Filed under Item 7.01; presentation furnished as Exhibit 99.1 but full content not provided in filing text.","Investor presentation dated June 2026; no financial figures, guidance, or operational numbers available from the excerpt.","No earnings, M&A, leadership change, or other material event described in the limited filing text."],"urls":{"canonical":"https://secwatch.observer/filing/0001710366-26-000048","json":"https://secwatch.observer/filing/0001710366-26-000048.json","markdown":"https://secwatch.observer/filing/0001710366-26-000048.md","text":"https://secwatch.observer/filing/0001710366-26-000048.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1710366/000171036626000048/0001710366-26-000048-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1710366/000171036626000048/cnr-20260604.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T21:13:50.512007+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"}