Summary
Berkshire Hathaway is a holding company with subsidiaries in a diverse range of industries, including insurance, railroads, utilities, energy, finance, manufacturing, and retailing. Its major subsidiaries include GEICO, Burlington Northern Santa Fe, Precision Castparts, and McLane Company. As of September 30, 2025, Berkshire also had about $300 billion of equity investments, including significant stakes in Apple Inc., B
