Warren Buffett said Sunday his Berkshire Hathaway insurance and investment company may be "close" to buying a medium-sized British company and "will look" at Royal Bank of Scotland's possible divestiture of its insurance unit.

Warren Buffett tried to reassure his shareholders that Berkshire Hathaway will be fine once he is gone, but he offered few new details of the company's succession plan.

Warren Buffett is at the center of attention on Saturday at the annual Berkshire Hathaway shareholder meeting.

Berkshire Hathaway, the insurance and investment company run by Warren Buffett, has been preparing succession plans for when the 77-year-old billionaire steps down.

Warren Buffett will be the center of attention on Saturday at the annual Berkshire Hathaway shareholder meeting.

Warren Buffett will be the center of attention on Saturday at the annual shareholder meeting for Berkshire Hathaway, his roughly $200 billion holding company.

M&M's candy maker Mars has teamed up with billionaire Warren Buffett to buy No. 1 chewing gum manufacturer Wm Wrigley Jr for $23 billion.

Warren Buffett's Berkshire Hathaway will sell its 16.3 percent stake in White Mountains Insurance Group Ltd in a transaction valued at $836 million, seven years after investing in the Bermuda-based insurer, White Mountains said Monday.

Another Monday, another volatile market.  CNBC asked the experts what they suggest investors do now.