UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of The Securities Exchange Act of 1934

DATE OF REPORT (DATE OF EARLIEST EVENT REPORTED): May 11, 2016

GILEAD SCIENCES, INC.

(Exact name of registrant as specified in its charter)

333 LAKESIDE DRIVE,

FOSTER CITY, CALIFORNIA

(Address of principal executive offices)

94404

(Zip Code)

(650) 574-3000

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

SECTION 5 – CORPORATE GOVERNANCE AND MANAGEMENT

Approval of the Amended and Restated Code Section 162(m) Bonus Plan

On January 28, 2016 and March 22, 2016, the Compensation Committee (the Committee) of the Board of Directors (the Board) of Gilead Sciences, Inc. (Gilead) approved the Amended and Restated Gilead Sciences, Inc. Code Section 162(m) Bonus Plan (the Restated 162(m) Bonus Plan), subject to stockholder approval. A summary of the principal features of the Restated 162(m) Bonus Plan is set forth under Proposal 3 of Gilead’s definitive proxy statement filed with the Securities and Exchange Commission on March 28, 2016 (the 2016 Proxy Statement), which description is incorporated herein by reference.

The Restated 162(m) Bonus Plan, including the material terms of the performance goals thereunder, was approved by Gilead’s stockholders at the 2016 Annual Meeting of Stockholders on May 11, 2016 (the Annual Meeting). The foregoing summary of the Restated 162(m) Bonus Plan does not purport to be complete and is qualified in its entirety by reference to the provisions of the Restated 162(m) Bonus Plan itself, which is attached to this Current Report on Form 8-K as Exhibit 10.1 and is incorporated by reference herein.

The Annual Meeting was held on May 11, 2016 in Millbrae, California. Of the 1,354,641,822 shares of Gilead’s common stock entitled to vote at the meeting, 1,160,514,228 shares were represented at the meeting in person or by proxy, constituting a quorum. The voting results are presented below.

Gilead’s stockholders elected nine directors to serve for the ensuing year and until their successors are elected and qualified, or until their earlier death, resignation or removal. The votes regarding the election of directors were as follows:

Gilead’s stockholders ratified the selection of Ernst & Young LLP by the Audit Committee of the Board as its independent registered public accounting firm for the fiscal year ending December 31, 2016. The proposal received the following votes:

Gilead’s stockholders approved the Amended and Restated Gilead Sciences, Inc. Code Section 162(m) Bonus Plan. The proposal received the following votes:

Gilead’s stockholders approved, on an advisory basis, the compensation of Gilead’s named executive officers as presented in the 2016 Proxy Statement. The proposal received the following votes:

Gilead’s stockholders did not approve a stockholder proposal requesting that the Board take steps to permit stockholder action by written consent. The proposal received the following votes:

SECTION 9 – FINANCIAL STATEMENTS AND EXHIBITS

(d) Exhibits

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: May 17, 2016