Benzinga's Volume Movers

shares rose 51.26 percent to $22.75. The volume of Newport shares traded was 9755 percent higher than normal.

announced plans to buy Newport for $980 million. Newport reported upbeat Q4 earnings.

shares climbed 18.06 percent to $11.83. The volume of Momo shares traded was 656 percent higher than normal. Momo shares have tumbled 18.34 percent over the past 52 weeks, while the S&P 500 index has dropped 8.04 percent in the same period.

shares moved up 11.15 percent to $41.07. The volume of Texas Roadhouse traded was 562 percent higher than normal. Texas Roadhouse reported upbeat earnings for the fourth quarter on Monday.

surged 7.76 percent to $71.93. The volume of Motorola Solutions shares traded was 226 percent higher than normal. Motorola Solutions reported stronger-than-expected profit for the fourth quarter.