SOUTH SAN FRANCISCO, Calif.--(BUSINESS WIRE)--Exelixis, Inc. (NASDAQ: EXEL) announced today that Michael M. Morrissey, Ph.D., the company’s president and chief executive officer, will present at three upcoming investor conferences. Stifel Nicolaus 2012 Healthcare Conference: Exelixis’ presentation will take place at 8:35 a.m. EDT / 5:35 a.m. PDT on Thursday, September 6, 2012, in Boston.
