Berkshire bought 1.28 million shares of the global pizza delivery chain, which were valued at $550 million at the end of the third quarter. And he added more than 400,000 shares of the wholesale distributor of pool equipment. Shares of both companies jumped on news of Buffett's investments.

What stocks has Warren Buffett bought and sold lately? Each quarter, all fund managers with at least $100 million in assets must publicly disclose their stock holdings to the U.S. Securities and Exchange Commission via form 13F,

Despite his immense wealth, Warren Buffett, as he admits, is a man of simple tastes. Perhaps that focus on basic American food staples inspired one of the more unexpected new buys from his investment vehicle Berkshire Hathaway (NYSE: BRK.