{"cik":277948,"company":{"entity_status":"ACTIVE","filings":[{"accession":"0000277948-26-000040","document":"csx-20260930.htm","filed":"2026-10-21","form":"10-Q","items":"","report_date":"2026-09-30"},{"accession":"0000277948-26-000039","document":"csx-20261021.htm","filed":"2026-10-21","form":"8-K","items":"2.02,9.01","report_date":"2026-10-21"},{"accession":"0000277948-26-000034","document":"csx-20261012.htm","filed":"2026-10-13","form":"8-K","items":"5.02,7.01,9.01","report_date":"2026-10-12"},{"accession":"0001193125-26-414117","document":"xslF345X06/ownership.xml","filed":"2026-10-05","form":"4","items":"","report_date":"2026-10-01"},{"accession":"0001193125-26-405344","document":"xslF345X06/ownership.xml","filed":"2026-09-28","form":"4","items":"","report_date":"2026-09-25"},{"accession":"0001628280-26-062524","document":"xslF345X06/wk-form4_1789677091.xml","filed":"2026-09-17","form":"4","items":"","report_date":"2026-09-15"},{"accession":"0001193125-26-380206","document":"xslF345X06/ownership.xml","filed":"2026-09-02","form":"4","items":"","report_date":"2026-09-01"},{"accession":"0001193125-26-335141","document":"xslF345X06/ownership.xml","filed":"2026-08-05","form":"4","items":"","report_date":"2026-08-03"},{"accession":"0001193125-26-318102","document":"xslF345X06/ownership.xml","filed":"2026-07-27","form":"4","items":"","report_date":"2026-07-24"},{"accession":"0001193125-26-318099","document":"xslF345X06/ownership.xml","filed":"2026-07-27","form":"4","items":"","report_date":"2026-07-24"},{"accession":"0000277948-26-000032","document":"csx-20260630.htm","filed":"2026-07-22","form":"10-Q","items":"","report_date":"2026-06-30"},{"accession":"0000277948-26-000031","document":"csx-20260722.htm","filed":"2026-07-22","form":"8-K","items":"2.02,9.01","report_date":"2026-07-22"},{"accession":"0001193125-26-296199","document":"xslF345X06/ownership.xml","filed":"2026-07-06","form":"4","items":"","report_date":"2026-07-01"},{"accession":"0000950103-26-007181","document":"dp246573_8k.htm","filed":"2026-05-14","form":"8-K","items":"5.02,5.07,8.01","report_date":"2026-05-12"},{"accession":"0000277948-26-000014","document":"csx-20260331.htm","filed":"2026-04-22","form":"10-Q","items":"","report_date":"2026-03-31"},{"accession":"0000277948-26-000013","document":"csx-20260422.htm","filed":"2026-04-22","form":"8-K","items":"2.02,9.01","report_date":"2026-04-22"},{"accession":"0001628280-26-021944","document":"csx-20260326.htm","filed":"2026-03-30","form":"DEF 14A","items":"","report_date":"2026-05-12"},{"accession":"0000277948-26-000006","document":"csx-20251231.htm","filed":"2026-02-12","form":"10-K","items":"","report_date":"2025-12-31"},{"accession":"0000277948-26-000003","document":"csx-20260122.htm","filed":"2026-01-22","form":"8-K","items":"2.02,9.01","report_date":"2026-01-22"},{"accession":"0000950103-25-013783","document":"dp236450_8k.htm","filed":"2025-10-29","form":"8-K","items":"5.02,7.01,8.01,9.01","report_date":"2025-10-29"},{"accession":"0000950103-25-013592","document":"dp236260_8k.htm","filed":"2025-10-23","form":"8-K","items":"2.03,8.01,9.01","report_date":"2025-10-20"},{"accession":"0000950103-25-013519","document":"dp236140_8k.htm","filed":"2025-10-22","form":"8-K","items":"1.01,9.01","report_date":"2025-10-20"},{"accession":"0000277948-25-000054","document":"csx-20250930.htm","filed":"2025-10-16","form":"10-Q","items":"","report_date":"2025-09-30"},{"accession":"0000277948-25-000053","document":"csx-20251016.htm","filed":"2025-10-16","form":"8-K","items":"2.02,9.01","report_date":"2025-10-16"},{"accession":"0000950103-25-012355","document":"dp234871_8k.htm","filed":"2025-09-29","form":"8-K","items":"5.02,7.01,9.01","report_date":"2025-09-26"},{"accession":"0000277948-25-000044","document":"csx-20250630.htm","filed":"2025-07-23","form":"10-Q","items":"","report_date":"2025-06-30"},{"accession":"0000277948-25-000043","document":"csx-20250723.htm","filed":"2025-07-23","form":"8-K","items":"2.02,9.01","report_date":"2025-07-23"},{"accession":"0000950103-25-005915","document":"dp228734_8k.htm","filed":"2025-05-12","form":"8-K","items":"5.07","report_date":"2025-05-07"},{"accession":"0000277948-25-000028","document":"csx-20250331.htm","filed":"2025-04-16","form":"10-Q","items":"","report_date":"2025-03-31"},{"accession":"0000277948-25-000027","document":"csx-20250416.htm","filed":"2025-04-16","form":"8-K","items":"2.02,9.01","report_date":"2025-04-16"},{"accession":"0000277948-25-000017","document":"csx-20250325.htm","filed":"2025-03-25","form":"DEF 14A","items":"","report_date":"2025-05-07"},{"accession":"0001193125-25-050848","document":"d940299d8k.htm","filed":"2025-03-10","form":"8-K","items":"2.03,8.01,9.01","report_date":"2025-03-06"},{"accession":"0001193125-25-049850","document":"d927507d8k.htm","filed":"2025-03-07","form":"8-K","items":"1.01,9.01","report_date":"2025-03-06"},{"accession":"0000277948-25-000008","document":"csx-20241231.htm","filed":"2025-02-27","form":"10-K","items":"","report_date":"2024-12-31"},{"accession":"0000950103-25-000915","document":"dp223507_8k.htm","filed":"2025-01-27","form":"8-K","items":"5.02,7.01,9.01","report_date":"2025-01-27"},{"accession":"0000277948-25-000004","document":"csx-20250123.htm","filed":"2025-01-23","form":"8-K","items":"2.02,9.01","report_date":"2025-01-23"},{"accession":"0000950103-24-016169","document":"dp220600_8k.htm","filed":"2024-11-12","form":"8-K","items":"5.02,7.01,8.01,9.01","report_date":"2024-11-11"},{"accession":"0000277948-24-000054","document":"csx-20240930.htm","filed":"2024-10-17","form":"10-Q","items":"","report_date":"2024-09-30"},{"accession":"0000277948-24-000052","document":"csx-20241016.htm","filed":"2024-10-16","form":"8-K","items":"2.02,9.01","report_date":"2024-10-16"},{"accession":"0001193125-24-221416","document":"d860084d8k.htm","filed":"2024-09-18","form":"8-K","items":"2.03,8.01,9.01","report_date":"2024-09-16"}],"former_names":[],"gleif_parents":[],"headquarters":[{"latitude":30.32442,"longitude":-81.663984,"name":"CSX Transportation Building","precision":"headquarters locality","source":"wikidata","url":"https://www.wikidata.org/wiki/Q28163576"},{"latitude":30.316666666667,"longitude":-81.65,"name":"","precision":"headquarters locality","source":"wikidata","url":"https://www.wikidata.org/wiki/Q16568"}],"insiders":[{"accession":"0001193125-26-405344","acquired_disposed":"D","code":"F","date":"2026-09-25","derivative":false,"filed":"2026-09-28","following_shares":"85150.0","form":"4","owners":["Cory Michael A."],"plan_10b5_1":false,"price":"46.78","security":"Common Stock","shares":"12611.0"},{"accession":"0001628280-26-062524","acquired_disposed":"A","code":"A","date":"2026-09-15","derivative":false,"filed":"2026-09-17","following_shares":"98377.0","form":"4","owners":["WHISLER J STEVEN"],"plan_10b5_1":false,"price":"48.66","security":"Common Stock","shares":"771.0"},{"accession":"0001193125-26-380206","acquired_disposed":"A","code":"A","date":"2026-09-01","derivative":true,"filed":"2026-09-02","following_shares":"2387.0","form":"4","owners":["ANGEL STEPHEN F"],"plan_10b5_1":false,"price":"48.7","security":"Phantom Stock","shares":"185.0"},{"accession":"0001193125-26-335141","acquired_disposed":"A","code":"A","date":"2026-08-03","derivative":true,"filed":"2026-08-05","following_shares":"2202.0","form":"4","owners":["ANGEL STEPHEN F"],"plan_10b5_1":false,"price":"49.83","security":"Phantom Stock","shares":"181.0"},{"accession":"0001193125-26-318102","acquired_disposed":"D","code":"S","date":"2026-07-24","derivative":false,"filed":"2026-07-27","following_shares":"10437.0","form":"4","owners":["Williams Angela C"],"plan_10b5_1":false,"price":"53.29","security":"Common Stock","shares":"30000.0"},{"accession":"0001193125-26-318099","acquired_disposed":"D","code":"S","date":"2026-07-24","derivative":false,"filed":"2026-07-27","following_shares":"59643.0","form":"4","owners":["Burns Michael S."],"plan_10b5_1":false,"price":"52.68","security":"Common Stock","shares":"13000.0"},{"accession":"0001193125-26-318099","acquired_disposed":"A","code":"M","date":"2026-07-24","derivative":false,"filed":"2026-07-27","following_shares":"72643.0","form":"4","owners":["Burns Michael S."],"plan_10b5_1":false,"price":"26.5","security":"Common Stock","shares":"13000.0"},{"accession":"0001193125-26-318099","acquired_disposed":"D","code":"M","date":"2026-07-24","derivative":true,"filed":"2026-07-27","following_shares":"10457.0","form":"4","owners":["Burns Michael S."],"plan_10b5_1":false,"price":"0.0","security":"Option","shares":"13000.0"},{"accession":"0001193125-26-296199","acquired_disposed":"A","code":"A","date":"2026-07-01","derivative":true,"filed":"2026-07-06","following_shares":"2021.0","form":"4","owners":["ANGEL STEPHEN F"],"plan_10b5_1":false,"price":"48.33","security":"Phantom Stock","shares":"187.0"}],"legal_name":"CSX Corporation","lei":"549300JVQR4N1MMP3Q88","lei_status":"ISSUED","lei_updated_at":"2026-06-02T11:11:18Z","names":[{"entity_id":null,"kind":"alias","name":"CSX Corporation","source":"wikidata"},{"entity_id":"Q856783","kind":"subsidiary","name":"CSX","source":"wikidata"},{"entity_id":"Q856783","kind":"subsidiary","name":"CSX Transportation","source":"wikidata"},{"entity_id":"Q856783","kind":"subsidiary","name":"CSXT","source":"wikidata"},{"entity_id":"Q5506366","kind":"subsidiary","name":"Fruit Growers Express","source":"wikidata"}],"parent_exceptions":["direct-parent: no parent LEI supplied","ultimate-parent: no parent LEI supplied"],"parents":[],"wikidata_id":"Q1024454"},"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"}]}