{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-237222","form_type":"8-K","ticker":"CNR","cik":"0001710366","company_name":"Core Natural Resources, Inc.","filed_at":"2024-10-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:09.306783+00:00","generated_at":"2026-05-30T14:38:20.556084+00:00","sec_items":["8.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"CONSOL Energy and Arch Resources HSR waiting period expires for pending merger","bullets":["HSR waiting period expired October 11, 2024 at 11:59 p.m. ET.","Expiration removes one condition to closing; other conditions remain including stockholder approvals.","Merger is between CONSOL Energy (CEIX) and Arch Resources (ARCH)."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-237222","json":"https://secwatch.observer/filing/0001193125-24-237222.json","markdown":"https://secwatch.observer/filing/0001193125-24-237222.md","text":"https://secwatch.observer/filing/0001193125-24-237222.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1710366/000119312524237222/0001193125-24-237222-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1710366/000119312524237222/d870544d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T14:38:20.556084+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"}