Biotech Stocks Soar Amid Positive News By: Benzinga via Benzinga March 20, 2015 at 08:54 AM EDT A number of biotech stocks were soaring in Friday's premarket following positive news. Biogen Idec Inc (NASDAQ: BIIB) ... Read More >> Related Stocks: Biogen Idec Gilead Sciences Intercept Pharmaceuticals Prothena Corp