FOSTER CITY, Calif.--(BUSINESS WIRE)--Gilead Sciences, Inc. (Nasdaq:GILD) today announced that the company’s Board of Directors has authorized the repurchase of up to $3.0 billion of the company’s common stock through December 2010. Purchases may be made in the open market or in privately negotiated transactions from time to time, as determined by Gilead’s management and in accordance with the requirements of the Securities and Exchange Commission. As of September 30, 2007, Gilead had approximately 928,864,666 shares of common stock outstanding.