FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person *   Malik Fady Ibraham 2. Date of Event Requiring Statement (Month/Day/Year) 06/01/2012 3. Issuer Name and Ticker or Trading Symbol CYTOKINETICS INC [CYTK] (Last) (First) (Middle) 280 EAST GRAND AVENUE 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) SVP Research & Early Dev 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) SOUTH SAN FRANCISCO, CA 94080 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 33,632 D Â

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Incentive Stock Option (right to buy)	04/05/2012(1)	03/05/2022	Common Stock	136,434	$ 1.05	D	Â
Incentive Stock Option (right to buy)	03/31/2011(2)	02/28/2021	Common Stock	71,298	$ 1.57	D	Â
Incentive Stock Option (right to buy)	03/26/2009(3)	02/26/2019	Common Stock	31,669	$ 1.85	D	Â
Incentive Stock Option (right to buy)	03/24/2010(4)	02/24/2020	Common Stock	44,954	$ 3.08	D	Â
Incentive Stock Option (right to buy)	03/29/2008(5)	02/28/2018	Common Stock	10,395	$ 3.37	D	Â
Incentive Stock Option (right to buy)	03/01/2004(6)	03/04/2014	Common Stock	12,500	$ 6.5	D	Â
Incentive Stock Option (right to buy)	04/01/2007(7)	03/14/2017	Common Stock	17,722	$ 6.81	D	Â
Incentive Stock Option (right to buy)	04/01/2006(8)	03/15/2016	Common Stock	35,000	$ 7.04	D	Â
Incentive Stock Option (right to buy)	04/01/2005(9)	03/23/2015	Common Stock	9,000	$ 7.1	D	Â
Non-Qualified Stock Option (right to buy)	04/05/2012(1)	03/05/2022	Common Stock	38,566	$ 1.05	D	Â
Non-Qualified Stock Option (right to buy)	03/31/2011(2)	02/28/2021	Common Stock	3,702	$ 1.57	D	Â
Non-Qualified Stock Option (right to buy)	03/26/2009(3)	02/26/2019	Common Stock	8,331	$ 1.85	D	Â
Non-Qualified Stock Option (right to buy)	03/24/2010(4)	02/24/2020	Common Stock	5,046	$ 3.08	D	Â
Non-Qualified Stock Option (right to buy)	03/29/2008(5)	02/28/2018	Common Stock	8,415	$ 3.37	D	Â
Non-Qualified Stock Option (right to buy)	04/01/2007(7)	03/14/2017	Common Stock	2,078	$ 6.81	D	Â
Restricted Stock Units	  (10)	  (10)	Common Stock	175,000	$ (11)	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Malik Fady Ibraham 280 EAST GRAND AVENUE SOUTH SAN FRANCISCO, CA 94080	Â	Â	  SVP Research & Early Dev	Â

Signatures

Fady I. Malik, M.D., Ph.D.		06/07/2012
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	When the ISO and NQ dated 03/05/2012 are combined for a total grant of 175,000 shares, the option shall vest and become exercisable as to 3,645 shares on 04/05/2012 and the balance of 171,355 divided into equal monthly installments thereafter such that the option shall be 100% vested on 03/05/2016.
(2)	When the ISO and NQ dated 02/28/2011 are combined for a total grant of 75,000 shares, the option shall vest and become exercisable as to 1,562 shares on 03/31/2011 and the balance of 73,438 divided into equal monthly installments thereafter such that the option shall be 100% vested on 02/28/2015.
(3)	When the ISO and NQ dated 02/26/2009 are combined for a total grant of 40,000 shares, the option shall vest and become exercisable as to 833 shares on 03/26/09 and the balance of 39,167 divided into equal monthly installments thereafter such that the option shall be 100% vested on 02/26/13.
(4)	When the ISO and NQ dated 02/24/2010 are combined for a total grant of 50,000 shares, the option shall vest and become exercisable as to 1,041 shares on 03/24/2010 and the balance of 48,959 divided into equal monthly installments thereafter such that the option shall be 100% vested on 02/24/2014.
(5)	When the ISO and NQ dated 02/29/2008 are combined for a total grant of 18,810 shares, the option shall vest and become exercisable as to 391 shares on 03/29/08 and the balance of 18,419 divided into equal monthly installments thereafter such that the option shall be 100% vested on 02/29/12.
(6)	This option is immediately exercisable upon grant and shall vest as to 260 shares on 04/01/04 and the balance of 12,240 divided into equal monthly installments thereafter such that the option shall be 100% vested on 03/01/08.
(7)	When the ISO and NQ dated 03/14/2007 are combined for a total grant of 19,800 shares, the option shall vest and become exercisable as to 412 shares on 04/01/07 and the balance of 19,388 divided into equal monthly installments thereafter such that the option shall be 100% vested on 03/01/11.
(8)	This option shall vest and become exercisable as to 729 shares on 04/01/06 and the balance of 34,271 divided into equal monthly installments thereafter such that the option shall be 100% vested on 03/01/10.
(9)	This option shall vest and become exercisable as to 187 shares on 04/01/05 and the balance of 8,813 divided into equal monthly installments thereafter such that the option shall be 100% vested on 03/01/09.
(10)	The restricted stock units vest in two equal annual installments. Vested shares will be delivered to the reporting person on 9/4/2012 and 9/3/2013.
(11)	Each restricted stock unit represents a contingent right to receive one share of CYTK common stock.

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