Benzinga's Volume Movers

shares rose 7.04 percent to $14.45. The volume of Rewalk Robotics shares traded was 1132 percent higher than normal. Rewalk Robotics shares jumped 22.73 percent on Friday.

surged 2.01 percent to $53.91. The volume of Altera shares traded was 1063 percent higher than normal. Altera shares have jumped 39.04 percent over the past 52 weeks, while the S&P 500 index has declined 3.51 percent in the same period.

shares moved up 5.37 percent to $24.90. The volume of Changyou.Com traded was 464 percent higher than normal. Changyou.Com's PEG ratio is 0.01.

shares climbed 6.08 percent to $22.48. The volume of Hollysys Automation Technologies shares traded was 80 percent higher than normal. Hollysys Automation shares have dipped 12.55 percent over the past 52 weeks, while the S&P 500 index has declined 3.51 percent in the same period.