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 *   Wereb Stephen G 2. Date of Event Requiring Statement (Month/Day/Year) 10/28/2010 3. Issuer Name and Ticker or Trading Symbol Activision Blizzard, Inc. [ATVI] (Last) (First) (Middle) C/O ACTIVISION PUBLISHING, INC., 3100 OCEAN PARK BOULEVARD 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Principle Accounting Officer 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) SANTA MONICA, CA 90405 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, par value $0.000001 per share 41,050 (1) 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
Employee Stock Options	01/03/2011	01/03/2016	Common Stock, par value $0.000001 per share	16,000	$ 6.7	D	Â
Employee Stock Options	  (2)	11/15/2017	Common Stock, par value $0.000001 per share	20,000	$ 10.375	D	Â
Employee Stock Options	  (3)	08/22/2018	Common Stock, par value $0.000001 per share	110,000	$ 16.99	D	Â
Employee Stock Options	  (4)	11/17/2018	Common Stock, par value $0.000001 per share	17,500	$ 10.47	D	Â
Employee Stock Options	  (5)	11/09/2019	Common Stock, par value $0.000001 per share	20,000	$ 11.54	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Wereb Stephen G C/O ACTIVISION PUBLISHING, INC. 3100 OCEAN PARK BOULEVARD SANTA MONICA, CA 90405	Â	Â	  Principle Accounting Officer	Â

Signatures

/s/ Stephen Wereb		10/29/2010
**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)	Consists of restricted stock units, each representing the right to receive one share of the Company's common stock.
(2)	One-third of these options vest on November 15, 2010 and the remainder were vested as of the date of this filing.
(3)	One-third of these options vest on July 1, 2011 and the remainder were vested as of the date of this filing.
(4)	One-third of these options vest on each of November 17, 2010 and November 17, 2011 and the remainder were vested as of the date of this filing.
(5)	One-third of these options vest on each of November 9, 2010, November 9, 2011 and November 9, 2012.

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