Berkshire Hathaway Stock (BRK.B) in Focus on Dec. 20, 2025: Buffett’s CEO Handover, Record Cash, Portfolio Shifts, and the 2026 Outlook
Berkshire Hathaway Inc. (NYSE: BRK.A, BRK.B) is heading into a rare, market-moving moment: the end of Warren Buffett’s six-decade run as chief executive and the start of the Greg Abel era on January 1, 2026. The stock story right now isn’t just “What’s BRK.B trading at?”—it’s “What does Berkshire look like when the most famous allocator of capital in modern finance stops being the allocator-in-chief?” As of the most recent close (Dec. 19, 2025), Berkshire Hathaway Class B shares closed at $494.53, down 1.76% on the day, with after-hours trading near $497.20. StockAnalysis Below is a comprehensive look at the