Warren Buffett's Successor, Greg Abel, Jettisoned Amazon Earlier This Year and More Than 6X'd Berksh...

Warren Buffett's Successor, Greg Abel, Jettisoned Amazon Earlier This Year and More Than 6X'd Berkshire's Stake in the "Apple" of His Eye Greg Abel wasted little time shaking up Berkshire's $358 billion investment portfolio in the wake of Warren Buffett's Dec. 31 retirement. Berkshire's Amazon stake was sent to the chopping block in the first quarter, and profit-taking may not tell the full story.