Benzinga's Volume Movers

shares climbed 13.11 percent to $201.54. The volume of MicroStrategy shares traded was 855 percent higher than normal. MicroStrategy reported upbeat Q2 results.

surged 12.47 percent to $89.82. The volume of IPG Photonics shares traded 514 percent higher than normal. IPG Photonics reported better-than-expected Q2 results.

shares moved up 1.97 percent to $17.09. The volume of Inotek Pharmaceuticals traded was 499 percent higher than normal. Piper Jaffray raised Inotek price target to $29.

shares rose 3.52 percent to $15.00. The volume of Del Frisco's Restaurant shares traded was 354 percent higher than normal. Del Frisco's Restaurant shares have dropped 32.70 percent over the past 52 weeks, while the S&P 500 index has gained 4.96 percent in the same period.