Looking at the big picture, some experts say Cook might remain CEO for years—and that might be the best course for Apple.

Warren Buffett's track record -- a nearly 5,800,000% cumulative return in Class A shares (BRK.A) since the mid-1960s -- has ...

After Apple’s recent underperformance versus Big Tech companies, some are calling upon the iPhone maker to replace its CEO, ...

The billionaire, as chairman of Berkshire Hathaway, has helped produce a compounded annual gain of nearly 20% over 59 years.