Gilead Sciences Inc.

Mr. Daniel Patrick O'Day

Chairman & CEO

Dr. Flavius Martin M.D.

Executive Vice President of Research

Dr. Linda Slanec Higgins Ph.D.

Senior Vice President of Research, Innovation & Portfolio

Ms. Erin E. Burkhart

Senior VP, Controller & Chief Accounting Officer

Ms. Jacquie Ross C.F.A.

Senior Vice President of Treasury & Investor Relations

Ms. Jyoti K. Mehra

Executive Vice President of Human Resources

Ms. Keeley M. Cain Wettan

Executive VP, General Counsel of Legal & Compliance and Secretary

Dr. Dietmar P. Berger M.D., Ph.D.

Chief Medical Officer

Ms. Johanna Mercier

Chief Commercial & Corporate Affairs Officer

Mr. Andrew D. Dickinson

Executive VP & CFO