Billionaire Bill Ackman Dumped His Fund's Stake in Chipotle and Has Piled Into This Dual-Industry Leader Over the Previous 3 Quarters

Billionaire Bill Ackman Dumped His Fund's Stake in Chipotle and Has Piled Into This Dual-Industry Leader Over the Previous 3 Quarters

Key PointsQuarterly-filed Form 13Fs provide a way for investors to track which stocks Wall Street's top fund managers have been buying and selling.Although profit-taking is a reason billionaire Bill Ackman sent shares of Chipotle Mexican Grill to the chopping block, it may not be the only one.Meanwhile, Pershing Square's boss has built up a roughly 9.6-million-share stake in a "Magnificent Seven" stock that's an undisputed leader in two industri…