{"cik":"0000277948","ticker":"CSX","name":"CSX CORP","sic_code":"4011","sic_description":"Railroads, Line-Haul Operating","exchange":"Nasdaq","state_of_incorporation":"VA","fiscal_year_end":"1231","first_filing_date":"2026-05-14","last_filing_date":"2026-07-24","url":"/sec/cik-0000277948","insider_summary":{"total_transactions":14,"unique_insiders":6,"latest_transaction":"2026-08-03"},"recent_filings":[{"accession_number":"0000277948-26-000034","form_type":"8-K","form_type_family":"current","doc_date":"2026-10-13","title":"8-K — CSX CORP — 2026-10-13","url_slug":"/sec/cik-0000277948/8-k/0000277948-26-000034","edgar_url":"https://www.sec.gov/Archives/edgar/data/277948/0000277948-26-000034-index.html"},{"accession_number":"0000277948-26-000031","form_type":"8-K","form_type_family":"current","doc_date":"2026-07-22","title":"8-K — CSX CORP — 2026-07-22","url_slug":"/sec/cik-0000277948/8-k/0000277948-26-000031","edgar_url":"https://www.sec.gov/Archives/edgar/data/277948/0000277948-26-000031-index.html"},{"accession_number":"0000277948-26-000032","form_type":"10-Q","form_type_family":"quarterly","doc_date":"2026-07-22","title":"10-Q — CSX CORP — 2026-07-22","url_slug":"/sec/cik-0000277948/10-q/0000277948-26-000032","edgar_url":"https://www.sec.gov/Archives/edgar/data/277948/0000277948-26-000032-index.html"},{"accession_number":"0000277948-26-000023","form_type":"11-K","form_type_family":"other","doc_date":"2026-06-22","title":"11-K — CSX CORP — 2026-06-22","url_slug":"/sec/cik-0000277948/11-k/0000277948-26-000023","edgar_url":"https://www.sec.gov/Archives/edgar/data/277948/0000277948-26-000023-index.html"},{"accession_number":"0000277948-26-000021","form_type":"11-K","form_type_family":"other","doc_date":"2026-06-22","title":"11-K — CSX CORP — 2026-06-22","url_slug":"/sec/cik-0000277948/11-k/0000277948-26-000021","edgar_url":"https://www.sec.gov/Archives/edgar/data/277948/0000277948-26-000021-index.html"},{"accession_number":"0000950103-26-007181","form_type":"8-K","form_type_family":"current","doc_date":"2026-05-14","title":"8-K — CSX CORP — 2026-05-14","url_slug":"/sec/cik-0000277948/8-k/0000950103-26-007181","edgar_url":"https://www.sec.gov/Archives/edgar/data/277948/0000950103-26-007181-index.html"}],"related_endpoints":{"profile":"/sec/CSX/profile","timeline":"/sec/CSX/timeline","peers":"/sec/CSX/peers","insider_pulse":"/sec/CSX/insider-pulse","insider_summary":"/sec/CSX/insider-summary","insider_transactions":"/sec/CSX/insider-transactions","form144":"/sec/CSX/form144","holdings_as_filer":"/sec/CSX/holdings","financial_facts":"/sec/CSX/financial-facts","derivatives":"/sec/CSX/derivatives","officers":"/sec/CSX/officers","insider_network":"/sec/CSX/insider-network","risk_flags":"/sec/CSX/risk-flags","filings":"/sec/CSX/filings","cross_topic_dossier":"/api/v1/dossier?ticker=CSX"}}