Warren Buffett, chairman and chief executive officer of Berkshire Hathaway Inc., plays bridge at an event on the sidelines the Berkshire Hathaway annual shareholders meeting in Omaha, Nebraska, U.S. (Photographer: Daniel Acker/Bloomberg)

Buffett Starts to Say Goodbye to a Pile of Equity-Index Options

(Bloomberg) -- Warren Buffett is beginning to say farewell to his equity derivatives.