Benzinga's Volume Movers

shares climbed 12.15% to $12.28. The volume of Cara Therapeutics shares traded was 2650% higher than normal. Cara Therapeutics shares have dropped 20.77% over the past 52 weeks, while the S&P 500 index has gained 13.54% in the same period.

surged 14.37% to $13.23. The volume of Builders FirstSource shares traded 2566% higher than normal. Stifel Nicolaus upgraded Builders FirstSource from Hold to Buy.

shares moved up 5.14% to $101.12. The volume of GW Pharmaceuticals traded was 701% higher than normal. GW Pharmaceuticals shares surged following the release of new Epidiolex data and price target raise.

shares rose 7.84% to $10.60. The volume of SuperCom shares traded was 370% higher than normal. On Monday, B. Riley initiated coverage on SuperCom with a Buy rating and a $17.75 price target.