GILEAD SCIENCES, INC. — Director's Dealing 2015

May 7, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GILEAD SCIENCES INC (GILD)
CIK: 0000882095
Period of Report: 2015-05-05

Reporting Person: MADIGAN JOHN W (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-05-05	Common Stock	M	1904	—	Acquired	15295	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-05-05	Restricted Stock Units	$	M	1904	Disposed		Common Stock (1904)	Direct
2015-05-06	Restricted Stock Units	$	A	1466	Acquired		Common Stock (1466)	Direct
2015-05-06	Non-Qualified Stock Options (Right to Buy)	$102.27	A	5167	Acquired	2025-05-06	Common Stock (5167)	Direct

Footnotes

F1: Options vest quarterly over the first year of service upon the earlier of May 6, 2016, or the day immediately preceding the next regular annual stockholders meeting.

F2: Each restricted stock unit represents the contingent right to receive one share of Gilead Sciences, Inc.'s common stock.

F3: 100% of the restricted stock units will vest upon the earlier of May 6, 2016, or the day immediately preceding the next regular annual stockholders meeting.

F4: 100% of the restricted stock units vested on May 5, 2015.