FOSTER CITY, Calif.--(BUSINESS WIRE)--July 20, 2006--Gilead Sciences, Inc. (Nasdaq:GILD - News): Gilead Sciences, Inc. (Nasdaq:GILD - News) announced today its results of operations for the quarter ended June 30, 2006. Total revenues for the second quarter of 2006 were $685.3 million, up 38 percent compared to total revenues of $495.3 million for the second quarter of 2005. Net income for the second quarter of 2006 was $265.2 million, or $0.56 per diluted share, which included after-tax stock-based compensation expense of $27.7 million from the impact of the adoption of the Financial Accounting Standards Board’s Statement No. 123 (revised 2004), “Share Based Payment” (SFAS 123®) on January 1, 2006. Excluding after-tax stock-based compensation expense, non-GAAP net income for the second quarter of 2006 was $292.9 million, or $0.61 per diluted share. Net income for the second quarter of 2005 was $196.0 million, or $0.41 per diluted share.