Why Does Warren Buffett See Opportunity in This Highly Valued Pizza Giant?

Ninety-four-year old Warren Buffett is still investing, but the biggest news he's made this year has actually been his massive stock sales and the rising cash pile at his conglomerate Berkshire Hathaway (BRK.A 0.07%) (BRK.B -0.01%).But Berkshire hasn't only been selling stocks; it's been buying some too, even if the buys have been in more modest amounts.In its recent 13-F filing, Berkshire disclosed a new $550 million stake in Domino's Pizza (DPZ 0.81%) bought in the third quarter. It's an interesting buy, ...