BERKSHIRE HATHAWAY INC (BRK-B) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-27 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: BERKSHIRE HATHAWAY INC (BRK.A) CIK: 0001067983 --- Reporting Owner --- Name: Jain Ajit CIK: 0001728451 Role: Director, Officer (Vice Chairman) --- Non-Derivative Transactions --- [Transaction #1] Security: Class B Common Stock Date: 2026-03-27 | Code: G (Gift) Shares: -22 Shares Owned After: 330 | Ownership: D (Direct) Footnotes: [F1] On March 27th, the Reporting Person made charitable gifts totaling 22 shares of Class B Common Stock. --- Holdings --- [Holding #1] Security: Class B Common Stock Ownership: I (Indirect) [Holding #2] Security: Class A Common Stock Ownership: D (Direct) Footnotes: [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [Holding #3] Security: Class A Common Stock Ownership: I (Indirect) Footnotes: [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F3] Family trusts established by the Reporting Person's spouse for the benefit of the Reporting Person's descendants own 17 shares of Class A Common Stock. [Holding #4] Security: Class A Common Stock Ownership: I (Indirect) Footnotes: [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F4] Family trusts established by the Reporting Person for the benefit of the Reporting Person's descendants own 38 shares of Class A Common Stock. [Holding #5] Security: Class A Common Stock Ownership: I (Indirect) Footnotes: [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F2] Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. [F5] The non-profit corporation Jain Foundation, Inc. owns 50 shares of Class A Common Stock. --- Footnotes (Complete Index) --- F1: On March 27th, the Reporting Person made charitable gifts totaling 22 shares of Class B Common Stock. F2: Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. F3: Family trusts established by the Reporting Person's spouse for the benefit of the Reporting Person's descendants own 17 shares of Class A Common Stock. F4: Family trusts established by the Reporting Person for the benefit of the Reporting Person's descendants own 38 shares of Class A Common Stock. F5: The non-profit corporation Jain Foundation, Inc. owns 50 shares of Class A Common Stock. --- Signature --- /s/ Ajit Jain (2026-03-27)