Warren Buffett Converts Class A Shares and Donates 12 Million Class B Shares of Berkshire Hathaway

In a Schedule 13D/A filing dated July 15, 2026, Warren E. Buffett reported a series of transactions involving Berkshire Hathaway Inc. securities. On July 14, 2026, Mr. Buffett converted 8,000 shares of Class A Common Stock into 12,000,000 shares of Class B Common Stock. Following this conversion, he executed significant charitable donations totaling 12,000,000 Class B shares. Specifically, 9,000,000 shares were donated to the Susan Thompson Buffett Foundation, while 1,000,000 shares each were gifted to the Sherwood Foundation, the Howard G. Buffett Foundation, and the NoVo Foundation. Post-transaction, Mr. Buffett directly holds 188,290 shares of Class A Common Stock and 1,162 shares of Class B Common Stock. This represents approximately 38.2% of the outstanding Class A shares and 29.7% of the aggregate voting power of both classes. Despite the large volume of Class B shares handled, his economic interest in the company now stands at 13.2%. The filing serves as the 81st amendment to his original Schedule 13D, documenting his ongoing philanthropic commitments through the redistribution of his equity holdings.