GILEAD SCIENCES, INC. $750,000,000 2.40% SENIOR NOTES DUE 2014 $700,000,000 3.05% SENIOR NOTES DUE 2016 $1,250,000,000 4.40% SENIOR NOTES DUE 2021 $1,000,000,000 5.65% SENIOR NOTES DUE 2041 Underwriting AgreementGilead Sciences Inc • December 8th, 2011 • Biological products, (no disgnostic substances) • New York
Company FiledDecember 8th, 2011 Industry JurisdictionThe Securities will be issued pursuant to an Indenture dated as of March 30, 2011 (the “Base Indenture”) between the Company and Wells Fargo Bank, National Association, as trustee (the “Trustee”), as supplemented by a supplemental indenture to be dated as of December 13, 2011 (together with the Base Indenture, the “Indenture”).