Alphabet announced on June 1, 2026, that it plans to raise $80 billion through equity offerings to fund an expansion of its AI infrastructure, with Berkshire Hathaway agreeing to invest $10 billion as part of the funding initiative.
Book value per share, which is a good proxy for measuring changes in Berkshire's intrinsic value, increased at an estimated 18.1% CAGR during 1965-2025, compared with a 10.5% annualized return for the S&P 500 TR index.
Bears
Given its size, Berkshire's biggest hurdle continues to be its ability to consistently find deals that not only add value but are large enough to be meaningful.
Berkshire Hathaway is a holding company with a wide array of subsidiaries engaged in diverse activities. The firm's core business segment is insurance, run primarily through Geico, Berkshire Hathaway Reinsurance Group, and Berkshire Hathaway Primary Group. Berkshire has used the excess cash thrown off from its operations to acquire Burlington Northern Santa Fe (railroad), Berkshire Hathaway Energy (utilities and energy distributors), and the companies that make up its manufacturing, service, and retailing operations (which include Precision Castparts, Lubrizol, Clayton Homes, Marmon, and IMC/ISCAR). The conglomerate is unique in that it is run on a completely decentralized basis. Berkshire generated close to $371.4 billion in operating revenue in during 2025.