According to a regulatory filing late Monday, Berkshire Hathaway sold approximately 1.64 million shares of DaVita Inc. on July 31, at an average price of $140.61 per share, totaling around $230 million,

Warren Buffett's company reported less than half as much profit in the second quarter as it took a $3.76 billion writedown on the value of its stake in Kraft Heinz as that iconic food producer considers largely undoing the merger that Berkshire Hathaway helped bankroll.