Benzinga's Volume Movers

Newport Corp NEWP shares rose 51.26 percent to $22.75. The volume of Newport shares traded was 9755 percent higher than normal. MKS Instruments, Inc. MKSI announced plans to buy Newport for $980 million. Newport reported upbeat Q4 earnings. Momo Inc (ADR) MOMO 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. Texas Roadhouse Inc TXRH 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. Motorola Solutions Inc MSI 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.