Under the leadership of its legendary chief executive officer, Warren Buffett, Berkshire Hathaway has become one of history's most successful companies and delivered stellar returns for long-term shareholders.

Warren Buffett’s sales of Bank of America Corp. stock slowed for a third straight round, fetching some of the lowest prices since he began a spree of liquidations in mid-July.

Warren Buffett's Berkshire Hathaway is buying the rest of its utility unit from the estate of a longtime board member who died three years ago, but it's not clear exactly how much it will pay for the 8% stake.