Benzinga's Top #PreMarket Gainers

BlackBerry

surged 7.49% to $9.76 in the pre-market session. BlackBerry shares have dropped 49.27% over the past 52 weeks, while the S&P 500 index has gained 23.19% in the same period. Forest Laboratories

soared 7.22% to $73.70 in the pre-market trading after the company reported upbeat Q3 earnings and lifted its FY14 outlook. Denbury Resources

shares gained 3.32% to $16.80 in the pre-market. Denbury's trailing-twelve-month operating margin is 35.14%. The Gap

shares jumped 2.95% to $38.40 in pre-market trading after terne Agee upgraded the stock from Underperform to Buy.