Biotech Stocks Moving Higher By: Benzinga via Benzinga February 23, 2015 at 15:35 PM EST Multiple biotech stocks are seeing gains on Monday, on the heels of Valeant Pharmaceutical’s (NYSE: VRX) Acquisition of Salix ... Read More >> Related Stocks: Agenus Inc Celldex Therapeutics Genetic Tech Spn ADR Idera Pharmaceuticals Nasdaq Biotechnology Ishares ETF Rigel Pharmaceuticals Stemline Therapeutic Valeant Pharmaceuticals International, Inc. Ziopharm Oncology IN