Idenix Pharmaceuticals (NASDAQ: IDIX ) surged 10.26% to $5.64 in the pre-market session. Idenix Pharmaceuticals shares have dropped 33.16% over the past 52 weeks, while the S&P 500 index has gained 12.66% in the same period. Deckers Outdoor (NASDAQ: DECK ) moved up 8.38% to $41.50 in the pre-market