Press Releases

May 27, 2005

Gilead Sciences to Present at Two Upcoming Investor Conferences

FOSTER CITY, Calif.--(BUSINESS WIRE)--May 27, 2005--Gilead Sciences, Inc. (Nasdaq:GILD):

-- Sanford Bernstein 21st Annual Strategic Decisions Conference on June 1st

-- 9th Annual Friedman, Billings, Ramsey Growth Investor Conference on June 2nd

-- Webcasts Available Through Gilead Corporate Website

Gilead Sciences, Inc. (Nasdaq:GILD) announced today that its corporate presentation will be webcast at two upcoming investor conferences: the Sanford Bernstein 21st Annual Strategic Decisions Conference, and the 9th Annual Friedman, Billings, Ramsey Growth Investor Conference, both taking place in New York, New York. These webcasts may be accessed via the company's corporate website at www.gilead.com.

John Martin, Ph.D., Gilead's President and Chief Executive Officer, will provide an overview of the company and an update on key business milestones first at the Sanford Bernstein conference on Wednesday, June 1st at 4:00 p.m. Eastern Time, then again at the Friedman, Billings, Ramsey conference on Thursday, June 2nd at 9:40 a.m. Eastern Time.

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

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

SOURCE: Gilead Sciences, Inc.