Benzinga's Volume Movers

Senomyx

shares moved up 18.92% to $11.19. The volume of Senomyx shares traded was 968% higher than normal. SENOMYX reported the receipt of Generally Recognized as Safe (GRAS) determination for new Sweetmyx™ flavor ingredient. PowerSecure International

shares rose 14.11% to $26.36. The volume of PowerSecure shares traded was 912% higher than normal. PowerSecure reported upbeat Q4 results. Maxim Group upgraded the stock from Hold to Buy. Boyd Gaming

shares climbed 16.87% to $13.79. The volume of Boyd Gaming shares traded was 771% higher than normal. Hedge fund Elliot Associates disclosed a 4.99% stake in the company. Medifast

surged 4.17% to $26.00. The volume of Medifast shares traded was 373% higher than normal. Medifast reported better-than-expected Q4 earnings.