Nvidia’s ( NVDA ) Tegra 4 chip no longer looks like a growth driver for the company. Instead of benefiting from the enormous expansion of the mobile market, Tegra increasingly seems to be a technology facing hurdles. Jen Hsun
Put players targeted Pandora Media Inc ( P ) on Tuesday, despite the stock’s impressive display on the charts. By the numbers, 8,142 puts changed hands throughout the session, or more than four times the average daily volume.
Yesterday it definitely didn’t pay to be square, neither for Pershing nor Penney ( JCP ). While the beleaguered retailer gave back another 3.72% after parting company with Bill Ackman, a surprisingly trendy hepcat called the shots