Biopharmaceutical Portfolio Performance: Sector Is Up 80% Since 7/1/13 By: TalkMarkets February 12, 2015 at 20:54 PM EST Biotech stocks are up YTD, despite choppy tape. Read More >> Related Stocks: Alexion Pharmaceuticals Alkermes Plc Biogen Idec Biotechnology Index NYSE ETF Celldex Therapeutics Clovis Oncology Inc Gilead Sciences Nasdaq Biotechnology Ishares ETF