Benzinga's Volume Movers

Vocera Communications Inc VCRA surged 10.4 percent to $15.02. The volume of Vocera Communications shares traded was 669 percent higher than normal. Vocera posted better-than-expected quarterly results.
YRC Worldwide Inc YRCW shares moved up 17 percent to $11.58. The volume of YRC Worldwide traded was 606 percent higher than normal. YRC Worldwide reported upbeat Q2 earnings.
Brightcove Inc BCOV shares climbed 12.3 percent to $10.89. The volume of Brightcove shares traded was 584 percent higher than normal. Brightcove reported a Q2 loss of $0.01 per share on sales of $37 million. The company projects FY16 adjusted earnings of $0.05 to $0.08 per share, on sales of $148.3 million to $149.3 million.
Gigamon Inc GIMO shares rose 1.8 percent to $42.44. The volume of Gigamon shares traded was 468 percent higher than normal. Gigamon reported stronger-than-expected quarterly results.