Sec Form 4 Filing - Wilder John C Jr @ NRG ENERGY, INC. - 2017-03-14

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 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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1. Name and Address of Reporting Person Wilder John C Jr 2. Issuer Name and Ticker or Trading Symbol NRG ENERGY, INC. [ NRG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) BLUESCAPE ENERGY PARTNERS LLC, 200 CRESCENT COURT, SUITE 200 3. Date of Earliest Transaction (MM/DD/YY) 03/14/2017 (Street) DALLAS, TX75201 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 8,060 D Common Stock, par value $.01 per share 03/14/2017 P 142,700 A $ 17.022 7,949,914 I See Footnotes ( 1 ) ( 2 ) Common Stock, par value $.01 per share 03/15/2017 P 600,000 A $ 17.3845 8,549,914 I See Footnotes ( 1 ) ( 2 ) Common Stock, par value $.01 per share 03/16/2017 P 457,300 A $ 17.7197 9,007,214 I See Fottnotes ( 1 ) ( 2 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Report ed 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Wilder John C Jr BLUESCAPE ENERGY PARTNERS LLC 200 CRESCENT COURT, SUITE 200 DALLAS, TX75201 X Signatures /s/ Brian Curci, by Power of Attorney 03/16/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents shares of common stock, $0.01 par value (the "Common Stock") of NRG Energy, Inc., directly beneficially owned by BEP Special Situations 2 LLC. The Reporting Person may be deemed to beneficially own such shares as he is the manager of Bluescape Resources GP Holdings LLC, which is acting as the manager of Bluescape Energy Partners III GP LLC, which is acting as the general partner of Bluescape Energy Recapitalization and Restructuring Fund III LP ("Main Fund"), and Main Fund is acting as a managing member of BEP Special Situations 2 LLC. ( 2 )The Reporting Person disclaims beneficial ownership in such Common Stock except to the extent of his pecuniary interest therein.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* 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).

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