Benzinga's Volume Movers (GCOM, ROVI, IPSU, ZAGG)

Globecomm Systems Inc GCOM shares moved up 18.51% to $15.75 at 10:13 am. The volume of GCOM shares traded was 1328% higher than normal. GCOM reported a 35.1% y/y jump in its FQ3 service revenue. Rovi Corporation ROVI shares rose 19.22% to $59.23. The volume of ROVI shares traded was 685% higher than normal. ROVI reported upbeat Q1 earnings. Imperial Sugar Company IPSU shares climbed 12.57% to $15.22. The volume of IPSU shares traded was 664% higher than normal. IPSU swung to a second-quarter profit, from a loss in the year-ago quarter. ZAGG Incorporated ZAGG shares gained 8.27% to $10.34. The volume of ZAGG shares traded was 410% higher than normal. ZAGG lifted its 2011 sales guidance. Read more from Benzinga's Markets.