Benzinga's Volume Movers

Stamps.com Inc. STMP shares climbed 25.31 percent to $82.79. The volume of Stamps.com shares traded was 951 percent higher than normal. Stamps.com reported upbeat Q2 results and raised its FY15 earnings outlook. Nu Skin Enterprises, Inc. NUS surged 23.57 percent to $48.39. The volume of Nu Skin Enterprises shares traded 689 percent higher than normal. Nu Skin reported strong Q2 results. TRI Pointe Group Inc TPH shares moved up 4.78 percent to $14.91. The volume of TRI Pointe Group traded was 504 percent higher than normal. TRI Pointe Group will replace Informatica Corporation INFA in the S&P MidCap 400 after the close of trading on August 7. NVIDIA Corporation NVDA shares rose 9.78 percent to $22.45. The volume of NVIDIA Capital shares traded was 430 percent higher than normal. NVIDIA reported stronger-than-expected results for the second quarter.