SOUTH SAN FRANCISCO, Calif.--(BUSINESS WIRE)--Exelixis, Inc. (Nasdaq: EXEL) announced today that it will hold an investor and analyst briefing in conjunction with the American Society of Clinical Oncology (ASCO) Annual Meeting from 6:30 p.m. to 8:00 p.m. EDT on Monday, June 1, 2009. The event will be webcast and may be accessed in the Event Calendar page under Investors at http://www.exelixis.com.
