SOUTH SAN FRANCISCO, Calif.--(BUSINESS WIRE)--Exelixis, Inc. (NASDAQ:EXEL) announced today that Michael Morrissey, Ph.D., the company’s president and chief executive officer, will present at the 29th annual J.P. Morgan Healthcare Conference at 10:30 a.m. EST / 7:30 a.m. PST on Wednesday, January 12, 2011 in San Francisco. Dr. Morrissey will discuss the company’s development plans and priorities for XL184, future data presentations, corporate strategy and financial outlook, and will provide a general business update.