Billionaire Bill Ackman Just Bought Hertz. Is the Car Rental Stock a Buy?

What Ackman sees in Hertz Billionaire Bill Ackman is one of the most closely followed investors. The head of Pershing Square Capital Management is known for betting on beaten- down big-brand stocks like Chipotle and Nike, and he's never hesitant to share his opinion, whether it's on the markets, politics, or another issue. So it wasn't a surprise to see Hertz Global (HTZ 44.48%) stock skyrocket after Ackman's fund disclosed a stake in the car rental business. Hertz shares jumped 126% in a two-day span as of ...