Welcome to our dedicated page for BRK SEC filings (Ticker: BRK), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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Berkshire Hathaway Inc. filed a Form 8-K to furnish its earnings press release for the third quarter and first nine months ended September 30, 2025. The company states that a copy of the press release is included as Exhibit 99.1 to this report. The filing also lists the company’s registered securities, including Class A and Class B common stock and multiple senior notes due between 2027 and 2059.
The 8-K identifies November 1, 2025 as the date of the reported event and is signed by CFO Marc D. Hamburg.
Berkshire Hathaway reported third-quarter results with total revenues of $94,972 million and net earnings attributable to Berkshire shareholders of $30,796 million. Earnings reflected investment gains of $21,939 million, which, as the company notes, can meaningfully affect interim results given equity price volatility.
Insurance and Other generated insurance premiums earned of $22,445 million, sales and service revenues of $51,011 million, and leasing revenues of $2,513 million. Railroad, Utilities and Energy delivered freight rail revenues of $5,986 million and utility and energy operating revenues of $6,046 million. Costs and expenses totaled $79,136 million in the quarter.
Liquidity remained strong with cash and cash equivalents of $72,156 million and short‑term investments in U.S. Treasury Bills of $305,367 million as of September 30, 2025. Equity securities were carried at $283,241 million. Shareholders’ equity was $700,441 million. Per‑share results were $21,413 per equivalent Class A share and $14.28 per equivalent Class B share.
Berkshire Hathaway’s vice chairman and director Ajit Jain filed a Form 4 reporting a charitable gift of 32 shares of Class B Common Stock on October 22, 2025 (transaction code G). Following the transaction, he directly holds 352 Class B shares, with an additional 107,308 Class B shares held indirectly by Jain Foundation Inc.
The filing also lists Class A holdings that are convertible into Class B: 1 Class A share converts into 1,500 Class B shares. Disclosed positions include Class A shares held directly and through family trusts and the foundation, corresponding to 91,500, 25,500, 57,000, and 75,000 Class B share equivalents.
Berkshire Hathaway Inc. reported an amendment and restatement of its By-Laws, specifically revising Section 4 — Officers and Agents. The filing indicates the By-Laws were amended and restated and that the filing includes the Cover Page Interactive Data File embedded within the Inline XBRL document. The filing is signed on behalf of the company by Marc D. Hamburg, Senior Vice President and Chief Financial Officer. The notice is a governance update describing a corporate charter change to internal officer and agent provisions; no financial tables, earnings, or transactions are disclosed in the text provided.
Ajit Jain, Vice Chairman and Director at Berkshire Hathaway (BRK.A/BRK.B), reported insider transactions on 09/26/2025. He sold 15,000 shares of Class B common stock at an average price of $500.99805 per share, with a trade range of $501.36 to $500.63. After the reported sale, the filing shows 107,308 Class B shares beneficially owned indirectly by Jain Foundation Inc., plus additional indirect Class B holdings attributable to family trusts and the Jain Foundation. Each Class A share converts into 1,500 Class B shares. The filing lists ownership through family trusts and a non-profit and provides no other material corporate events or financial results.
Ajit Jain, Vice Chairman and Director of Berkshire Hathaway Inc., reported changes in his beneficial ownership on a Form 4 dated 09/24/2025 and signed 09/26/2025. The filing shows a charitable gift of 32 shares of Class B common stock, reducing his direct holdings to 384 Class B shares. The report also discloses indirect ownership through related entities: 122,308 Class B shares held by Jain Foundation Inc. (a non-profit), plus Class B equivalents tied to Class A shares owned by family trusts and foundations (totaling the reported Class B equivalents of 91,500; 25,500; 57,000; and 75,000 in Table II entries denominated as Class B equivalents). The filing explains each Class A share is convertible into 1,500 Class B shares. All transactions reported are non-derivative or conversions and include clear identification of indirect ownership by family trusts and the Jain Foundation.
Ajit Jain, Vice Chairman and Director of Berkshire Hathaway, reported insider sales of Class B common stock. The filing shows a sale of 2,000 Class B shares executed on 08/08/2025 at an average price of $464.725965 per share (range $464.41–$464.96). Following the reported transactions the filing lists 122,308 Class B shares as indirectly beneficially owned by Jain Foundation Inc. The submission also discloses derivative-related positions: a direct holding of 61 Class A shares (convertible into 91,500 Class B shares) and indirect Class A holdings of 17, 38, and 50 shares held by family trusts and Jain Foundation. This Form 4 documents routine Section 16 disclosure of insider dispositions and current ownership stakes.
