Benzinga's Volume Movers

shares climbed 25.59 percent to $19.19. The volume of YRC Worldwide shares traded was 1237 percent higher than normal. YRC Worldwide reported upbeat Q2 earnings.

surged 17.01 percent to $29.10. The volume of Avolon Holdings shares traded 804 percent higher than normal. Bohai Leasing commenced the cash tender offer to acquire 20 percent of Avolon for $26 per share.

shares moved up 14.23 percent to $61.38. The volume of Fiesta Restaurant traded was 689 percent higher than normal. Fiesta Restaurant reported upbeat Q2 earnings.

shares rose 10.67 percent to $19.81. The volume of RingCentral shares traded was 664 percent higher than normal. RingCentral reported better-than-expected Q2 results.