Benzinga's Volume Movers

Nortek Inc NTK surged 39.38 percent to $87.10. The volume of Nortek shares traded was 3683 percent higher than normal. Nortek agreed to be acquired by Melrose Industries for $86.00 per share.
Royal Gold, Inc (USA) RGLD shares moved up 5.37 percent to $78.82. The volume of Royal Gold traded was 208 percent higher than normal. Raymond James upgraded Royal Gold to Outperform from Market Perform, and increased its target price to $85.00 from $72.00.
ARRIS International plc ARRS shares climbed 2.13 percent to $23.01. The volume of ARRIS International shares traded was 192 percent higher than normal. ARRIS shares have dropped 25.84 percent over the past 52 weeks, while the S&P 500 index has gained 2.05 percent in the same period.
Stone Energy Corporation SGY shares rose 8.53 percent to $13.10. The volume of Stone Energy shares traded was 172 percent higher than normal. Stone Energy shares have dipped 88.70 percent over the past 52 weeks, while the S&P 500 index has gained 2.05 percent in the same period.