{"cik":1067983,"company":{"entity_status":"ACTIVE","filings":[{"accession":"0001728451-26-000003","document":"xslF345X06/primary_doc.xml","filed":"2026-09-04","form":"4","items":"","report_date":"2026-09-03"},{"accession":"0001193125-26-349574","document":"xslF345X06/ownership.xml","filed":"2026-08-13","form":"4","items":"","report_date":"2026-08-12"},{"accession":"0001193125-26-349555","document":"xslF345X06/ownership.xml","filed":"2026-08-13","form":"4","items":"","report_date":"2026-08-12"},{"accession":"0001193125-26-344495","document":"d159922d8k.htm","filed":"2026-08-11","form":"8-K","items":"2.02,9.01","report_date":"2026-08-08"},{"accession":"0001193125-26-341032","document":"brka-20260630.htm","filed":"2026-08-10","form":"10-Q","items":"","report_date":"2026-06-30"},{"accession":"0001193125-26-333151","document":"xslF345X06/ownership.xml","filed":"2026-08-04","form":"4","items":"","report_date":"2026-07-31"},{"accession":"0001193125-26-304843","document":"xslF345X06/ownership.xml","filed":"2026-07-15","form":"4","items":"","report_date":"2026-07-14"},{"accession":"0001728451-26-000002","document":"xslF345X06/primary_doc.xml","filed":"2026-07-02","form":"4","items":"","report_date":"2026-07-01"},{"accession":"0001193125-26-239886","document":"xslF345X06/ownership.xml","filed":"2026-05-26","form":"4","items":"","report_date":"2026-05-22"},{"accession":"0001193125-26-232543","document":"xslF345X06/ownership.xml","filed":"2026-05-20","form":"4","items":"","report_date":"2026-05-18"},{"accession":"0001193125-26-212148","document":"d74313d8k.htm","filed":"2026-05-07","form":"8-K","items":"2.02,5.02,5.03,5.07,9.01","report_date":"2026-05-02"},{"accession":"0001193125-26-202243","document":"brka-20260331.htm","filed":"2026-05-04","form":"10-Q","items":"","report_date":"2026-03-31"},{"accession":"0001193125-26-159326","document":"d903301d8k.htm","filed":"2026-04-16","form":"8-K","items":"8.01,9.01","report_date":"2026-04-16"},{"accession":"0001193125-26-106253","document":"d882687ddef14a.htm","filed":"2026-03-13","form":"DEF 14A","items":"","report_date":"2026-05-02"},{"accession":"0001193125-26-092557","document":"d82599d8k.htm","filed":"2026-03-05","form":"8-K","items":"8.01,9.01","report_date":"2026-03-04"},{"accession":"0001193125-26-085801","document":"d117283d8k.htm","filed":"2026-03-02","form":"8-K","items":"2.02,9.01","report_date":"2026-02-28"},{"accession":"0001193125-26-083899","document":"brka-20251231.htm","filed":"2026-03-02","form":"10-K","items":"","report_date":"2025-12-31"},{"accession":"0001193125-26-004727","document":"d32284d8ka.htm","filed":"2026-01-06","form":"8-K/A","items":"5.02","report_date":"2025-05-03"},{"accession":"0001193125-25-314935","document":"d10933d8k.htm","filed":"2025-12-11","form":"8-K","items":"5.02,9.01","report_date":"2025-12-08"},{"accession":"0001193125-25-290864","document":"d45429d8k.htm","filed":"2025-11-21","form":"8-K","items":"8.01,9.01","report_date":"2025-11-20"},{"accession":"0001193125-25-262260","document":"d22917d8k.htm","filed":"2025-11-03","form":"8-K","items":"2.02,9.01","report_date":"2025-11-01"},{"accession":"0001193125-25-261548","document":"brka-20250930.htm","filed":"2025-11-03","form":"10-Q","items":"","report_date":"2025-09-30"},{"accession":"0001193125-25-229405","document":"d84825d8k.htm","filed":"2025-10-03","form":"8-K","items":"5.03,9.01","report_date":"2025-09-30"},{"accession":"0001193125-25-172579","document":"d940849d8k.htm","filed":"2025-08-04","form":"8-K","items":"2.02,9.01","report_date":"2025-08-02"},{"accession":"0000950170-25-101578","document":"brka-20250630.htm","filed":"2025-08-04","form":"10-Q","items":"","report_date":"2025-06-30"},{"accession":"0001193125-25-115695","document":"d28310d8k.htm","filed":"2025-05-08","form":"8-K","items":"5.02,9.01","report_date":"2025-05-03"},{"accession":"0001193125-25-113900","document":"d910967d8k.htm","filed":"2025-05-06","form":"8-K","items":"2.02,5.07,9.01","report_date":"2025-05-03"},{"accession":"0000950170-25-063112","document":"brka-20250331.htm","filed":"2025-05-05","form":"10-Q","items":"","report_date":"2025-03-31"},{"accession":"0001193125-25-084458","document":"d934563d8k.htm","filed":"2025-04-17","form":"8-K","items":"8.01,9.01","report_date":"2025-04-17"},{"accession":"0001193125-25-054877","document":"d812428ddef14a.htm","filed":"2025-03-14","form":"DEF 14A","items":"","report_date":"2025-05-03"},{"accession":"0001193125-25-033393","document":"d935582d8k.htm","filed":"2025-02-24","form":"8-K","items":"2.02,9.01","report_date":"2025-02-22"},{"accession":"0000950170-25-025210","document":"brka-20241231.htm","filed":"2025-02-24","form":"10-K","items":"","report_date":"2024-12-31"},{"accession":"0001193125-24-265100","document":"d34884dsc13da.htm","filed":"2024-11-25","form":"SC 13D/A","items":"","report_date":""},{"accession":"0001193125-24-258561","document":"d49764dsc13g.htm","filed":"2024-11-14","form":"SC 13G","items":"","report_date":""},{"accession":"0001193125-24-258557","document":"d836532dsc13ga.htm","filed":"2024-11-14","form":"SC 13G/A","items":"","report_date":""},{"accession":"0001193125-24-258555","document":"d837380dsc13ga.htm","filed":"2024-11-14","form":"SC 13G/A","items":"","report_date":""},{"accession":"0001193125-24-250195","document":"d900981d8k.htm","filed":"2024-11-04","form":"8-K","items":"2.02,9.01","report_date":"2024-11-02"},{"accession":"0000950170-24-120241","document":"brka-20240930.htm","filed":"2024-11-04","form":"10-Q","items":"","report_date":"2024-09-30"},{"accession":"0001193125-24-241941","document":"d840653d8k.htm","filed":"2024-10-23","form":"8-K","items":"8.01,9.01","report_date":"2024-10-23"},{"accession":"0001193125-24-226917","document":"d158704dsc13ga.htm","filed":"2024-09-26","form":"SC 13G/A","items":"","report_date":""}],"former_names":[{"from":"1998-08-10T04:00:00.000Z","name":"NBH INC","to":"1999-01-05T05:00:00.000Z"}],"gleif_parents":[],"headquarters":[{"latitude":41.25861111111111,"longitude":-95.9375,"name":"Omaha","precision":"headquarters locality","source":"wikidata","url":"https://www.wikidata.org/wiki/Q43199"}],"insiders":[{"accession":"0001193125-26-239886","acquired_disposed":"D","code":"G","date":"2026-05-22","derivative":false,"filed":"2026-05-26","following_shares":"1162.0","form":"4","owners":["BUFFETT WARREN E"],"plan_10b5_1":false,"price":"0.0","security":"Class B Common Stock","shares":"160.0"},{"accession":"0001193125-26-232543","acquired_disposed":"D","code":"G","date":"2026-05-18","derivative":false,"filed":"2026-05-20","following_shares":"1322.0","form":"4","owners":["BUFFETT WARREN E"],"plan_10b5_1":false,"price":"0.0","security":"Class B Common Stock","shares":"18646.0"},{"accession":"0001193125-26-232543","acquired_disposed":"A","code":"C","date":"2026-05-18","derivative":false,"filed":"2026-05-20","following_shares":"38614.0","form":"4","owners":["BUFFETT WARREN E"],"plan_10b5_1":false,"price":"0.0","security":"Class B Common Stock","shares":"37500.0"},{"accession":"0001193125-26-232543","acquired_disposed":"D","code":"G","date":"2026-05-18","derivative":false,"filed":"2026-05-20","following_shares":"19968.0","form":"4","owners":["BUFFETT WARREN E"],"plan_10b5_1":false,"price":"0.0","security":"Class B Common Stock","shares":"18646.0"},{"accession":"0001193125-26-232543","acquired_disposed":"D","code":"C","date":"2026-05-18","derivative":true,"filed":"2026-05-20","following_shares":"196290.0","form":"4","owners":["BUFFETT WARREN E"],"plan_10b5_1":false,"price":null,"security":"Class A Common Stock","shares":"25.0"},{"accession":"0001193125-26-229218","acquired_disposed":"D","code":"G","date":"2026-05-14","derivative":false,"filed":"2026-05-18","following_shares":"2888.0","form":"4","owners":["GUYMAN CHARLOTTE"],"plan_10b5_1":false,"price":"0.0","security":"Class B Common Stock","shares":"574.0"},{"accession":"0001193125-26-209661","acquired_disposed":"A","code":"P","date":"2026-05-06","derivative":false,"filed":"2026-05-06","following_shares":"610.0","form":"4","owners":["O'Sullivan Michael J."],"plan_10b5_1":false,"price":"467.13","security":"Class B Common Stock","shares":"483.0"},{"accession":"0001193125-26-209661","acquired_disposed":"A","code":"P","date":"2026-05-06","derivative":false,"filed":"2026-05-06","following_shares":"663.0","form":"4","owners":["O'Sullivan Michael J."],"plan_10b5_1":false,"price":"470.22","security":"Class B Common Stock","shares":"53.0"}],"legal_name":"BERKSHIRE HATHAWAY INC.","lei":"5493000C01ZX7D35SD85","lei_status":"ISSUED","lei_updated_at":"2026-08-21T06:20:32Z","names":[{"entity_id":null,"kind":"alias","name":"Berkshire Hathaway","source":"wikidata"},{"entity_id":null,"kind":"alias","name":"Valley Falls Company","source":"wikidata"},{"entity_id":null,"kind":"alias","name":"Berkshire Hathaway Incorperation","source":"wikidata"},{"entity_id":"Q1498689","kind":"subsidiary","name":"GEICO","source":"wikidata"},{"entity_id":"Q1498689","kind":"subsidiary","name":"Government Employees Insurance Company","source":"wikidata"},{"entity_id":"Q1504132","kind":"subsidiary","name":"NetJets","source":"wikidata"},{"entity_id":"Q1504132","kind":"subsidiary","name":"Executive Jet Aviation","source":"wikidata"},{"entity_id":"Q1504132","kind":"subsidiary","name":"Netjets Aviation","source":"wikidata"},{"entity_id":"Q16840677","kind":"subsidiary","name":"Berkshire Hathaway Energy","source":"wikidata"},{"entity_id":"Q16840677","kind":"subsidiary","name":"MidAmerican Energy Holdings Company","source":"wikidata"},{"entity_id":"Q6772151","kind":"subsidiary","name":"Marmon Group","source":"wikidata"},{"entity_id":"Q110418356","kind":"subsidiary","name":"General Re Corporation","source":"wikidata"},{"entity_id":"Q4674391","kind":"subsidiary","name":"Acme Brick","source":"wikidata"},{"entity_id":"Q2913616","kind":"subsidiary","name":"Burlington Northern Santa Fe Corporation","source":"wikidata"},{"entity_id":"Q2913616","kind":"subsidiary","name":"Burlington Northern Santa Fe, LLC","source":"wikidata"},{"entity_id":"Q1390786","kind":"subsidiary","name":"The Buffalo News","source":"wikidata"},{"entity_id":"Q1434601","kind":"subsidiary","name":"Pilot Flying J","source":"wikidata"},{"entity_id":"Q1434601","kind":"subsidiary","name":"Pilot Travel Centers LLC","source":"wikidata"},{"entity_id":"Q1434601","kind":"subsidiary","name":"Pilot Travel Centers","source":"wikidata"},{"entity_id":"Q1434601","kind":"subsidiary","name":"PFJ","source":"wikidata"},{"entity_id":"Q1428683","kind":"subsidiary","name":"FlightSafety International","source":"wikidata"},{"entity_id":"Q1141226","kind":"subsidiary","name":"Dairy Queen","source":"wikidata"},{"entity_id":"Q1141226","kind":"subsidiary","name":"DQ","source":"wikidata"},{"entity_id":"Q670764","kind":"subsidiary","name":"Brooks Sports","source":"wikidata"},{"entity_id":"Q30588016","kind":"subsidiary","name":"Scott Fetzer Company","source":"wikidata"},{"entity_id":"Q30588016","kind":"subsidiary","name":"Scott & Fetzer","source":"wikidata"}],"parent_exceptions":["direct-parent: no parent LEI supplied","ultimate-parent: no parent LEI supplied"],"parents":[],"wikidata_id":"Q217583"},"research_built_at":"2026-09-08T00:28:31.573928+00:00","sources":[{"coverage":"8005 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":"2026-09-08T00:28:36.996621+00:00","status":"ok","url":"https://www.sec.gov/search-filings/edgar-application-programming-interfaces"},{"coverage":"1611 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":"2026-09-07T20:33:33.971872+00:00","status":"ok","url":"https://www.wikidata.org/"},{"coverage":"1177 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":"2026-09-07T20:35:11.504394+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":"2026-09-08T00:28:58.131796+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":"2026-09-08T00:28:59.313116+00:00","status":"ok","url":"https://www.bls.gov/developers/"},{"coverage":"2026 Q2: 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":"2026-09-07T20:35:31.647091+00:00","status":"ok","url":"https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets"}]}