FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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 * Rerolle Vincent   2. Issuer Name and Ticker or Trading Symbol WIND RIVER SYSTEMS INC [WIND] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) SVP & GM, Linux Division (Last) (First) (Middle) 500 WIND RIVER WAY 3. Date of Earliest Transaction (Month/Day/Year) 03/24/2009 (Street) ALAMEDA, CA 94501 4. If Amendment, Date Original Filed(Month/Day/Year) 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 Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/24/2009   M   3,325 A (1) 7,768 (2) D   Common Stock 03/24/2009   F   1,427 D $ 6.5 (3) 6,341 D   Common Stock               1,226.5737 (4) I Under 401(k) Plan

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Restricted Stock Units

(5)

03/24/2009

M

3,325

03/24/2009

(6)

Common Stock

3,325

(5)

9,975

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Rerolle Vincent 500 WIND RIVER WAY ALAMEDA, CA 94501			SVP & GM, Linux Division

Signatures

/s/ Ian R. Halifax, by Power of Attorney		03/26/2009
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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)	The reporting person received shares of Wind River common stock upon vesting of some of the restricted stock units granted on March 24, 2008.
(2)	Includes 684 shares and 651 shares acquired under the Wind River Stock Purchase Plan on June 30, 2008 and December 31, 2008, respectively.
(3)	Upon the vesting and the release of some of the restricted stock units granted to the reporting person on March 24, 2008, some of the vested restricted stock units were withheld to cover applicable income and payroll withholding taxes due on the release of the units.
(4)	As of March 24, 2009, the reporting person owned 3814.703 units, which units represent interests in a Wind River 401(k) Plan. As of March 24, 2009, those units equate to approximately 1,226.5737 shares of Wind River common stock at the closing price of Wind River common stock on March 24, 2009 of $6.50. This information is based on a plan statement dated as of March 24, 2009.
(5)	Some of the restricted stock units franted to the reporting person on March 24, 2008 vested and the reporting person received shares of Wind River common stock as reported in Table I above.
(6)	The restricted stock units vest in four equal annual installments beginning on March 24, 2009.

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