{"cik":1691303,"company":{"entity_status":null,"filings":[{"accession":"0001494489-26-000016","document":"xslF345X06/ownership.xml","filed":"2026-08-26","form":"4","items":"","report_date":"2026-08-24"},{"accession":"0001702386-26-000006","document":"xslF345X06/ownership.xml","filed":"2026-08-21","form":"4","items":"","report_date":"2026-08-19"},{"accession":"0001642193-26-000008","document":"xslF345X06/ownership.xml","filed":"2026-08-21","form":"4","items":"","report_date":"2026-08-19"},{"accession":"0001494489-26-000013","document":"xslF345X06/ownership.xml","filed":"2026-08-21","form":"4","items":"","report_date":"2026-08-19"},{"accession":"0001193125-26-335324","document":"hcc-20260630.htm","filed":"2026-08-05","form":"10-Q","items":"","report_date":"2026-06-30"},{"accession":"0001193125-26-335017","document":"hcc-20260805.htm","filed":"2026-08-05","form":"8-K","items":"2.02,9.01","report_date":"2026-08-05"},{"accession":"0001702971-26-000011","document":"xslF345X06/ownership.xml","filed":"2026-06-04","form":"4","items":"","report_date":"2026-06-02"},{"accession":"0001193125-26-197606","document":"hcc-20260331.htm","filed":"2026-04-30","form":"10-Q","items":"","report_date":"2026-03-31"},{"accession":"0001193125-26-197165","document":"hcc-20260430.htm","filed":"2026-04-30","form":"8-K","items":"2.02,9.01","report_date":"2026-04-30"},{"accession":"0001817362-26-000006","document":"xslF345X06/ownership.xml","filed":"2026-04-27","form":"4","items":"","report_date":"2026-04-23"},{"accession":"0001702386-26-000004","document":"xslF345X06/ownership.xml","filed":"2026-04-27","form":"4","items":"","report_date":"2026-04-23"},{"accession":"0001615574-26-000004","document":"xslF345X06/ownership.xml","filed":"2026-04-27","form":"4","items":"","report_date":"2026-04-23"},{"accession":"0001691303-26-000011","document":"hcc-20260420.htm","filed":"2026-04-21","form":"8-K","items":"5.02,5.07,9.01","report_date":"2026-04-20"},{"accession":"0001691303-26-000007","document":"hcc-20260310.htm","filed":"2026-03-10","form":"DEF 14A","items":"","report_date":"2026-04-20"},{"accession":"0001193125-26-048914","document":"hcc-20251231.htm","filed":"2026-02-12","form":"10-K","items":"","report_date":"2025-12-31"},{"accession":"0001193125-26-048678","document":"hcc-20260212.htm","filed":"2026-02-12","form":"8-K","items":"2.02,9.01","report_date":"2026-02-12"},{"accession":"0001193125-26-015506","document":"d39650d8k.htm","filed":"2026-01-16","form":"8-K","items":"1.01,2.03","report_date":"2025-11-25"},{"accession":"0001193125-25-267117","document":"hcc-20250930.htm","filed":"2025-11-05","form":"10-Q","items":"","report_date":"2025-09-30"},{"accession":"0001193125-25-266870","document":"hcc-20251105.htm","filed":"2025-11-05","form":"8-K","items":"2.02,9.01","report_date":"2025-11-05"},{"accession":"0001691303-25-000048","document":"hcc-20250926.htm","filed":"2025-09-26","form":"8-K","items":"8.01,9.01","report_date":"2025-09-26"},{"accession":"0001691303-25-000039","document":"hcc-20250828.htm","filed":"2025-09-02","form":"8-K","items":"1.01,2.03,9.01","report_date":"2025-08-28"},{"accession":"0001691303-25-000035","document":"hcc-20250630.htm","filed":"2025-08-06","form":"10-Q","items":"","report_date":"2025-06-30"},{"accession":"0001691303-25-000034","document":"hcc-20250806.htm","filed":"2025-08-06","form":"8-K","items":"2.02,9.01","report_date":"2025-08-06"},{"accession":"0001691303-25-000029","document":"hcc-20250728.htm","filed":"2025-08-01","form":"8-K","items":"1.04,5.03","report_date":"2025-07-28"},{"accession":"0001691303-25-000022","document":"hcc-20250331.htm","filed":"2025-04-30","form":"10-Q","items":"","report_date":"2025-03-31"},{"accession":"0001691303-25-000021","document":"hcc-20250430.htm","filed":"2025-04-30","form":"8-K","items":"2.02,9.01","report_date":"2025-04-30"},{"accession":"0001691303-25-000013","document":"hcc-20250423.htm","filed":"2025-04-24","form":"8-K","items":"5.02,5.07,9.01","report_date":"2025-04-23"},{"accession":"0001193125-25-053540","document":"d826523ddef14a.htm","filed":"2025-03-13","form":"DEF 14A","items":"","report_date":"2025-04-23"},{"accession":"0001193125-25-032030","document":"d933069d8k.htm","filed":"2025-02-21","form":"8-K","items":"7.01,9.01","report_date":"2025-02-21"},{"accession":"0001691303-25-000010","document":"hcc-20241231.htm","filed":"2025-02-13","form":"10-K","items":"","report_date":"2024-12-31"},{"accession":"0001691303-25-000009","document":"hcc-20250213.htm","filed":"2025-02-13","form":"8-K","items":"2.02,9.01","report_date":"2025-02-13"},{"accession":"0000932471-24-001296","document":"UnitedStates_13G__WarriorMet.txt","filed":"2024-11-12","form":"SC 13G/A","items":"","report_date":""},{"accession":"0000315066-24-002941","document":"filing.txt","filed":"2024-11-12","form":"SC 13G","items":"","report_date":""},{"accession":"0000932471-24-000784","document":"UnitedStates_13G__WarriorMet.txt","filed":"2024-11-04","form":"SC 13G/A","items":"","report_date":""},{"accession":"0001691303-24-000037","document":"hcc-20240930.htm","filed":"2024-10-30","form":"10-Q","items":"","report_date":"2024-09-30"},{"accession":"0001691303-24-000036","document":"hcc-20241030.htm","filed":"2024-10-30","form":"8-K","items":"2.02,9.01","report_date":"2024-10-30"},{"accession":"0001691303-24-000029","document":"hcc-20241025.htm","filed":"2024-10-25","form":"8-K","items":"5.03","report_date":"2024-10-25"},{"accession":"0000093751-24-000791","document":"Warrior_Met_Coal_Inc.htm","filed":"2024-10-17","form":"SC 13G","items":"","report_date":""},{"accession":"0001691303-24-000022","document":"hcc-20240630.htm","filed":"2024-08-01","form":"10-Q","items":"","report_date":"2024-06-30"},{"accession":"0001691303-24-000021","document":"hcc-20240801.htm","filed":"2024-08-01","form":"8-K","items":"2.02,9.01","report_date":"2024-08-01"}],"former_names":[{"from":"2017-01-30T05:00:00.000Z","name":"WARRIOR MET COAL, LLC","to":"2017-04-13T04:00:00.000Z"}],"gleif_parents":[],"headquarters":[{"latitude":29.762777777778,"longitude":-95.383055555556,"name":"Houston","precision":"headquarters locality","source":"wikidata","url":"https://www.wikidata.org/wiki/Q16555"}],"insiders":[{"accession":"0001494489-26-000016","acquired_disposed":"D","code":"S","date":"2026-08-24","derivative":false,"filed":"2026-08-26","following_shares":"267793.0","form":"4","owners":["SCHELLER WALTER J"],"plan_10b5_1":false,"price":"110.0","security":"Common Stock","shares":"50000.0"},{"accession":"0001702386-26-000006","acquired_disposed":"D","code":"S","date":"2026-08-19","derivative":false,"filed":"2026-08-21","following_shares":"30303.0","form":"4","owners":["Williams Stephen D."],"plan_10b5_1":false,"price":"104.23","security":"Common Stock","shares":"4800.0"},{"accession":"0001642193-26-000008","acquired_disposed":"D","code":"S","date":"2026-08-19","derivative":false,"filed":"2026-08-21","following_shares":"21110.0","form":"4","owners":["Chopin Brian M"],"plan_10b5_1":false,"price":"104.02","security":"Common Stock","shares":"3232.0"},{"accession":"0001494489-26-000013","acquired_disposed":"D","code":"S","date":"2026-08-19","derivative":false,"filed":"2026-08-21","following_shares":"317793.0","form":"4","owners":["SCHELLER WALTER J"],"plan_10b5_1":false,"price":"105.0","security":"Common Stock","shares":"50000.0"}],"legal_name":null,"lei":null,"lei_status":null,"lei_updated_at":null,"names":[{"entity_id":null,"kind":"alias","name":"Tokio Marine HCC","source":"wikidata"},{"entity_id":null,"kind":"alias","name":"Houston Casualty Company","source":"wikidata"},{"entity_id":null,"kind":"alias","name":"HCC Insurance Holdings","source":"wikidata"}],"parent_exceptions":[],"parents":[],"wikidata_id":"Q5629085"},"research_built_at":"2026-10-23T06:11:20.354311+00:00","reviewed_events":[],"reviewed_events_coverage":"selective; not a complete event history; accounting series not reconciled","sources":[{"coverage":"8022 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer","id":"sec","license":"SEC public-information reuse","license_url":"https://www.sec.gov/about/privacy-information","name":"SEC submissions","retrieved_at":"2026-10-23T06:12:00.336203+00:00","status":"ok","url":"https://www.sec.gov/search-filings/edgar-application-programming-interfaces"},{"coverage":"1658 unambiguous CIK-linked entities; coverage is incomplete","id":"wikidata","license":"CC0-1.0","license_url":"https://www.wikidata.org/wiki/Wikidata:Licensing","name":"Wikidata structured data","retrieved_at":"2026-10-23T06:12:25.714432+00:00","status":"ok","url":"https://www.wikidata.org/"},{"coverage":"1197 checked identities; 0 unavailable records","id":"gleif","license":"CC0-1.0","license_url":"https://www.gleif.org/en/meta/lei-data-terms-of-use","name":"GLEIF legal entity reference data","retrieved_at":"2026-10-23T06:14:03.968440+00:00","status":"ok","url":"https://www.gleif.org/en/lei-data/gleif-api"},{"coverage":"4 selected series; gaps remain missing","id":"fed","license":"Public domain (selected government series)","license_url":"https://www.federalreserve.gov/disclaimer.htm","name":"Federal Reserve Board H.15","retrieved_at":"2026-10-23T06:27:13.562713+00:00","status":"ok","url":"https://www.federalreserve.gov/releases/h15/"},{"coverage":"9 selected series; gaps remain missing","id":"bls","license":"Public domain","license_url":"https://www.bls.gov/opub/copyright-information.htm","name":"Bureau of Labor Statistics","retrieved_at":"2026-10-23T06:27:14.878114+00:00","status":"ok","url":"https://www.bls.gov/developers/"},{"coverage":"2026 Q3: filings in this completed quarter; not a live transaction feed","id":"insiders","license":"SEC public-information reuse","license_url":"https://www.sec.gov/about/privacy-information","name":"SEC insider transactions","retrieved_at":"2026-10-23T06:12:21.860189+00:00","status":"ok","url":"https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets"}]}