Warren Buffett may be a successful investor, but he has made mistakes. Journalist, Becky Quick, once asked him about his blunders. Buffett said: 'The dumbest stock I ever bought was... drumroll here - ...

Coca-Cola has been one of Warren Buffett's worst-performing major positions in recent years. Buffett has held on to all his shares, even as he has sold better-performing stocks from Berkshire's ...

What to know about Warren Buffett, the billionaire stepping down from his role as chief executive at Berkshire Hathaway.