Gilead Sciences to Present at the NASDAQ 20th Investor Program on Thursday, December 6

Webcast Available Through Gilead Corporate Website

FOSTER CITY, Calif.--(BUSINESS WIRE)--Nov. 28, 2007--Gilead Sciences, Inc. (Nasdaq:GILD) announced today that it will be webcasting a presentation on the company from the NASDAQ 20th Investor Program in London. This audio only webcast may be accessed via the company's corporate website at www.gilead.com.

John F. Milligan, PhD, Gilead's Chief Operating Officer, will provide an overview of the company on Thursday, December 6 at 11:45 a.m. GMT (6:45 a.m. EST).

To access the live webcast via the internet, log on to www.gilead.com. Please connect to the company's website at least 15 minutes prior to the live presentation to ensure adequate time for any software download that may be necessary to listen to the webcast. The presentation will be archived for one week.

About Gilead

Gilead Sciences is a biopharmaceutical company that discovers, develops and commercializes innovative therapeutics in areas of unmet medical need. The company's mission is to advance the care of patients suffering from life-threatening diseases worldwide. Headquartered in Foster City, California, Gilead has operations in North America, Europe and Australia.

For more information on Gilead Sciences, please visit www.gilead.com or call the Gilead Public Affairs Department at 1-800-GILEAD-5 (1-800-445-3235).

CONTACT: Gilead Sciences, Inc. Susan Hubbard, 650-522-5715 Investor Relations SOURCE: Gilead Sciences, Inc.