Key Takeaways BRK.B's 2024 investment income surged, driven by higher yields on short-term U.S. Treasuries. A conservative strategy preserves liquidity for deals while enhancing steady income and financial strength. BRK.B also earns from dividend-rich equities like Apple, Coca-Cola and Bank of America.Berkshire Hathaway (BRK.B) continues to rely heavily on investment income as a key pillar of its overall financial performance, complementing its diverse mix of operating businesses and insurance subsidiarie ...