{"version":"company-facts.v1","source":"https://secwatch.observer","generated_at":"2026-06-01T23:58:53.489880+00:00","company":{"ticker":"BRK-B","cik":1067983,"company_name":"BERKSHIRE HATHAWAY INC"},"pagination":{"limit":100,"returned":7,"next_cursor":null},"license":"Source filings: public domain (SEC EDGAR). 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(“Berkshire” or “Company”) issued a press release announcing the Company’s earnings for the first quarter ended March 31, 2026.","confidence":0.9,"filing_url":"https://secwatch.observer/filing/0001193125-26-212148","anchor_url":"https://secwatch.observer/filing/0001193125-26-212148#claim-daf6c4ef1f382c09ef9c7b6d68b8a634e3b9fdea","edgar_index_url":"https://www.sec.gov/Archives/edgar/data/1067983/000119312526212148/0001193125-26-212148-index.htm"},{"fact_type":"executive_change","fact_key":"0961f6a068","cik":1067983,"ticker":"BRK-B","company_name":"BERKSHIRE HATHAWAY INC","filed_at":"2026-05-07T23:59:59+00:00","payload":{"action":"appointed","action_category":"appointment","departure_tone":"not_applicable","effective_date":"2026-06-01","interim":false,"role":"Chief Financial Officer","role_category":"cfo","successor_name":null,"successor_named":false},"claim":"Charles C. Chang was appointed as Chief Financial Officer at BERKSHIRE HATHAWAY INC.","evidence_excerpt":"As previously announced, Charles C. Chang will succeed Marc D. Hamburg as Berkshire’s Chief Financial Officer on June 1, 2026.","confidence":0.95,"filing_url":"https://secwatch.observer/filing/0001193125-26-212148","anchor_url":"https://secwatch.observer/filing/0001193125-26-212148#claim-0961f6a068","edgar_index_url":"https://www.sec.gov/Archives/edgar/data/1067983/000119312526212148/0001193125-26-212148-index.htm"},{"fact_type":"executive_change","fact_key":"905224db90","cik":1067983,"ticker":"BRK-B","company_name":"BERKSHIRE HATHAWAY INC","filed_at":"2026-05-07T23:59:59+00:00","payload":{"action":"retired","action_category":"departure","departure_tone":"retirement","effective_date":"2026-06-01","interim":false,"role":"Chief Financial Officer","role_category":"cfo","successor_name":"Charles C. Chang","successor_named":true},"claim":"Marc D. Hamburg retired as Chief Financial Officer at BERKSHIRE HATHAWAY INC.","evidence_excerpt":"In connection with Mr. Hamburg’s retirement as Berkshire’s Chief Financial Officer","confidence":0.95,"filing_url":"https://secwatch.observer/filing/0001193125-26-212148","anchor_url":"https://secwatch.observer/filing/0001193125-26-212148#claim-905224db90","edgar_index_url":"https://www.sec.gov/Archives/edgar/data/1067983/000119312526212148/0001193125-26-212148-index.htm"},{"fact_type":"governance_change","fact_key":"76b1dd3c03d659cab099901836fc7cf651e44fdd","cik":1067983,"ticker":"BRK-B","company_name":"BERKSHIRE HATHAWAY INC","filed_at":"2025-10-03T23:59:59+00:00","payload":{"change_type":"bylaw_amendment","effective_date":"2025-09-30","item_codes_triggered":["5.03"],"summary_text":"Amended and restated By-Laws to separate the roles of Chairman and CEO, effective upon appointment of Greg Abel as CEO on Jan 1, 2026."},"claim":"BERKSHIRE HATHAWAY INC: Amended and restated By-Laws to separate the roles of Chairman and CEO, effective upon appointment of Greg Abel as CEO on Jan 1, 2026 (effective 2025-09-30).","evidence_excerpt":"On September 30, 2025, the Board of Directors (the “Board”) of Berkshire Hathaway Inc., a Delaware corporation (the “Company”) voted to amend and restate the Company’s By-Laws effective immediately.","confidence":0.9,"filing_url":"https://secwatch.observer/filing/0001193125-25-229405","anchor_url":"https://secwatch.observer/filing/0001193125-25-229405#claim-76b1dd3c03d659cab099901836fc7cf651e44fdd","edgar_index_url":"https://www.sec.gov/Archives/edgar/data/1067983/000119312525229405/0001193125-25-229405-index.htm"},{"fact_type":"executive_change","fact_key":"b541f715b6","cik":1067983,"ticker":"BRK-B","company_name":"BERKSHIRE HATHAWAY INC","filed_at":"2025-05-08T23:59:59+00:00","payload":{"action":null,"action_category":"role_change","departure_tone":"routine","effective_date":"2026-01-01","interim":false,"role":"Chief Executive Officer","role_category":"ceo","successor_name":"Greg Abel","successor_named":true},"claim":"Warren Buffett changed role as Chief Executive Officer at BERKSHIRE HATHAWAY INC.","evidence_excerpt":"On May 3, 2025, Mr. Warren Buffett, Berkshire’s Chairman and CEO, announced that he was going to recommend to Berkshire’s Board of Directors at its meeting to be held on May 4, 2025 that Mr. Greg Abel, Berkshire’s Vice Chairman – Non-Insurance Operations, be appointed Berkshire’s Chief Executive Officer to become effective on January 1, 2026.","confidence":0.95,"filing_url":"https://secwatch.observer/filing/0001193125-25-115695","anchor_url":"https://secwatch.observer/filing/0001193125-25-115695#claim-b541f715b6","edgar_index_url":"https://www.sec.gov/Archives/edgar/data/1067983/000119312525115695/0001193125-25-115695-index.htm"},{"fact_type":"executive_change","fact_key":"b5a3fb86e4","cik":1067983,"ticker":"BRK-B","company_name":"BERKSHIRE HATHAWAY INC","filed_at":"2025-05-08T23:59:59+00:00","payload":{"action":"appointed","action_category":"appointment","departure_tone":"not_applicable","effective_date":"2026-01-01","interim":false,"role":"President and CEO","role_category":"ceo","successor_name":null,"successor_named":false},"claim":"Greg Abel was appointed as President and CEO at BERKSHIRE HATHAWAY INC.","evidence_excerpt":"On May 4, 2025, Berkshire’s Board of Directors voted unanimously to appoint Mr. Abel to become Berkshire’s President and CEO effective on January 1, 2026.","confidence":0.95,"filing_url":"https://secwatch.observer/filing/0001193125-25-115695","anchor_url":"https://secwatch.observer/filing/0001193125-25-115695#claim-b5a3fb86e4","edgar_index_url":"https://www.sec.gov/Archives/edgar/data/1067983/000119312525115695/0001193125-25-115695-index.htm"}]}