Benzinga's Top #PreMarket Gainers

shares rose 12.01 percent to $16.70 in pre-market trading after the company reported preliminary topline results from low-dose cohort in Hemophilia B Phase I/II gene therapy clinical trial.

shares rose 6.23 percent to $16.02 in pre-market trading after the company raised its guidance for the fourth quarter. The company's comparable sales slipped 8.9 percent for December.

shares rose 5.82 percent to $4.00 in pre-market trading after dropping 0.53 percent on Wednesday.

shares rose 2.85 percent to $25.25 in pre-market trading. EZchip Semiconductor's largest shareholder, Raging Capital Management, LLC, announced its support for EZchip/Mellanox merger.

shares rose 1.31 percent to $145.00. Constellation Brands reported Q3 earnings of $1.42 per share on sales of $1.641 billion. The company also lifted its 2016 guidance.