Ownership Submission
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 *
Winn Steve
   2. Issuer Name and Ticker or Trading Symbol
NRG ENERGY, INC. [NRG] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP, Strategy, Env and New Bus
(Last)
(First)
(Middle)
NRG ENERGY, INC., 211 CARNEGIE CENTER		 3. Date of Earliest Transaction (Month/Day/Year)
01/02/2008
(Street)

PRINCETON, NJ 08540		 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, par value .01 per share 01/02/2008   A   2,400 (1) A (2) 26,162 D  

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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
Non-Qualified Stock Options $ 42.82 01/02/2008   A   23,700   01/02/2009(3) 01/02/2014(4) Common Stock, par value $.01 per share 23,700 $ 0 23,700 D  
Performance Units (5) 01/02/2008   A   4,600   01/02/2011(5) 01/02/2011 Common stock, par value $.01 per share 4,600 $ 0 4,600 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Winn Steve
NRG ENERGY, INC.
211 CARNEGIE CENTER
PRINCETON, NJ 08540		       EVP, Strategy, Env and New Bus  

Signatures

 /s/ Brian Curci, under Power of Attorney   01/04/2008
**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) Represents restricted Stock Units issued to Mr. Winn by NRG Energy, Inc. under NRG Energy, Inc.'s Long Term Incentive Plan.
(2) Each Restricted Stock Unit is equivalent in value to one share of NRG Energy, Inc.'s Common Stock, par value $0.01. Mr. Winn will receive from NRG Energy, Inc. one such share of Common Stock for each Restricted Stock Unit on January 2, 2011.
(3) Pursuant to the Grant Agreement by and between NRG Energy, Inc. and Mr. Winn, Stock Options will vest and become exercisable as follows: 33 1/3% on January 2, 2009, 33 1/3% on January 2, 2010 and 33 1/3% on January 2, 2011.
(4) Stock options expire six years from the date of grant.
(5) Mr. Winn was issued 4,600 Performance Units by NRG Energy, Inc. under NRG Energy, Inc.'s Long Term Incentive Plan on January 2, 2008. Each Performance Unit will be paid out on January 2, 2011 if the average closing price of NRG Energy, Inc.'s Common Stock for the ten trading days prior to January 2, 2011 (the "Measurement Price") is equal to or greater than $60.16 (the "Target Price"). The payout for each Performance Unit will be equal to: (i) one share of Common Stock, if the Measurement Price equals the Target Price; (ii) a prorated amount in between one and two shares of Common Stock, if the Measurement Price is greater than the Target Price but less than $70.35 (the "Maximum Price"); and (iii) two shares of Common Stock, if the Measurement Price is equal to or greater than the Maximum Price.

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