Four reasons for investors to buy biotechnology stocks now By: MarketWatch May 19, 2016 at 10:35 AM EDT A big driver is mergers and acquisitions, says Michael Brush. Read More >> Related Stocks: Acadia Pharmaceutica Allergan Plc Astrazeneca Plc ADR Biogen Idec Biomarin Pharmaceuticals Bristol-Myers Squibb Eli Lilly Gilead Sciences Incyte Corp Johnson & Johnson Macy's Nasdaq Biotechnology Ishares ETF Pfizer Range Cancer Therapeutics Index Sanofi-Aventis S.A. ADR Teva Pharmaceutical Industries ADR