On Jan. 1, 2026, Greg Abel officially assumed day-to-day management of Berkshire Hathaway Inc., succeeding Warren Buffett after six decades at the company’s operational helm. At the time of transition, Berkshire oversaw a diverse portfolio of businesses generating roughly $300 billion in annual revenue, including wholly owned subsidiaries in insurance, energy and freight rail. Buffett, who retains the role of chairman, has signaled he will continue attending board meetings and providing strategic counsel—ensuring continuity of the disciplined capital-allocation approach that delivered compound annual gains well above the S&P 500 over the past forty years. Investors will be watching Abel’s ability to balance Berkshire’s traditional focus on long-term value creation with emerging opportunities in technology and renewable energy, areas Buffett has flagged as potential growth drivers under the new leadership structure.