Benzinga's Volume Movers

Amaya Inc. AYA surged 4.8 percent to $16.86. The volume of Amaya shares traded was 454 percent higher than normal. Amaya shares have declined 36.18 percent over the past 52 weeks, while the S&P 500 index has gained 7.25 percent in the same period.
Carbonite Inc CARB shares moved up 6.7 percent to $15.76. The volume of Carbonite traded was 395 percent higher than normal. Oppenheimer upgraded Carbonite from Perform to Outperform.
Bank Of The Ozarks Inc OZRK shares gained 3.4 percent to $42.75. The volume of Bank Of The Ozarks shares traded was 261 percent higher than normal. Bank Of The Ozarks reported better-than-expected Q3 earnings.
Momenta Pharmaceuticals, Inc. MNTA shares rose 8.3 percent to $12.74. The volume of Momenta Pharmaceuticals shares traded was 105 percent higher than normal. Barclays upgraded Momenta Pharmaceuticals from Equal-Weight to Overweight and raised the price target from $13.00 to $19.00.