Warren Buffett Resigns as CEO of Berkshire Hathaway, Shares Tumble

The legendary investor, at one time the richest man on the planet, once called bitcoin “rat poison.” Buffett Exits CEO Role at Berkshire Hathaway, Successor Named Efficient market theory posits that it’s impossible to consistently beat the market, but Warren Buffett, CEO of holding company Berkshire Hathaway, may be a rare exception to that rule,