0001085146-13-000495.txt : 20130214 0001085146-13-000495.hdr.sgml : 20130214 20130214062207 ACCESSION NUMBER: 0001085146-13-000495 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20130214 DATE AS OF CHANGE: 20130214 GROUP MEMBERS: ORBIS ASSET MANAGEMENT LTD GROUP MEMBERS: ORBIS INVESTMENT MANAGEMENT LTD SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: NRG ENERGY, INC. CENTRAL INDEX KEY: 0001013871 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC SERVICES [4911] IRS NUMBER: 411724239 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-59253 FILM NUMBER: 13606079 BUSINESS ADDRESS: STREET 1: 211 CARNEGIE CENTER STREET 2: - CITY: PRINCETON STATE: NJ ZIP: 08540 BUSINESS PHONE: 609-524-4500 MAIL ADDRESS: STREET 1: 211 CARNEGIE CENTER STREET 2: - CITY: PRINCETON STATE: NJ ZIP: 08540 FORMER COMPANY: FORMER CONFORMED NAME: NRG ENERGY INC DATE OF NAME CHANGE: 19960509 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: ORBIS INVESTMENT MANAGEMENT LTD CENTRAL INDEX KEY: 0000940594 IRS NUMBER: 000000000 STATE OF INCORPORATION: D0 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: ORBIS HOUSE STREET 2: 25 FRONT STREET CITY: HAMILTON STATE: D0 ZIP: HM11 BUSINESS PHONE: 441-296-3000 MAIL ADDRESS: STREET 1: ORBIS HOUSE STREET 2: 25 FRONT STREET CITY: HAMILTON STATE: D0 ZIP: HM11 SC 13G/A 1 nrga6_21413.htm ORBIS INVESTMENT MANAGEMENT LIMITED

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No. 6)*

NRG ENERGY INC.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

629377508

(CUSIP Number)

December 31, 2012

(Date of Event which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

[X] Rule 13d-1(b)
[   ] Rule 13d-1(c)
[   ] Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see Instructions).

CUSIP No.: 629377508
1 NAME OF REPORTING PERSON
Orbis Investment Management (U.S.), LLC ("OIMUS"); Orbis Investment Management Limited ("OIML"); Orbis Asset Management Limited ("OAML")

I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
OIMUS: 26-0583752
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a)  [X]
(b)  [   ]
3 SEC USE ONLY
 
4 CITIZENSHIP OR PLACE OF ORGANIZATION
OIMUS is a company organised under the laws of Delaware, U.S.A.; OIML and OAML are companies organized under the laws of Bermuda.
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5 SOLE VOTING POWER
0
6 SHARED VOTING POWER
0
7 SOLE DISPOSITIVE POWER
0
8 SHARED DISPOSITIVE POWER
0
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES []

11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0%
12 TYPE OF REPORTING PERSON
FI (OIML); OO (OIMUS and OAML)

CUSIP No.: 629377508
ITEM 1(a). NAME OF ISSUER:
NRG ENERGY INC.
ITEM 1(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
211 Carnegie Center Princeton, NJ 08540
ITEM 2(a). NAME OF PERSON FILING:
Orbis Investment Management (U.S.), LLC ("OIMUS"); Orbis Investment Management Limited ("OIML"); Orbis Asset Management Limited ("OAML")
ITEM 2(b). ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:
For OIML and OAML: Orbis House, 25 Front Street, Hamilton Bermuda HM11; For OIMUS: 600 Montgomery Street, Suite 3800, San Francisco, CA 94111, USA
ITEM 2(c). CITIZENSHIP:
OIMUS is a company organised under the laws of Delaware, U.S.A.; OIML and OAML are companies organized under the laws of Bermuda.
ITEM 2(d). TITLE OF CLASS OF SECURITIES:
Common Stock
ITEM 2(e). CUSIP NUMBER:
629377508
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO SECTION 240.13d-1(b), or 13d-2(b) or (c) CHECK WHETHER THE PERSON FILING IS A:
(a) [   ]  Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78c);
(b) [   ]  Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c);
(c) [   ]  Insurance company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c);
(d) [   ]  Investment company registered under Section 8 of the Investment Company Act of 1940
(15 U.S.C 80a-8);
(e) [   ]  An investment adviser in accordance with 240.13d-1(b)(1)(ii)(E);
(f) [   ]  An employee benefit plan or endowment fund in accordance with 240.13d-1(b)(1)(ii)(F);
(g) [   ]  A parent holding company or control person in accordance with 240.13d-1(b)(1)(ii)(G);
(h) [   ]  A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act
(12 U.S.C. 1813);
(i) [   ]  A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j) [X]  A non-U.S. institution in accordance with 240.13d-1(b)(1)(ii)(J); for OIML
(k) [X]  Group, in accordance with 240.13d-1(b)(1)(ii)(K). If filing as a non-U.S. institution
in accordance with 240.13d1(b)(1)(ii)(J), please specify the type of institution: Equivalent to IA (only for OIML)
ITEM 4. OWNERSHIP:
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
(a) Amount beneficially owned:
0
(b) Percent of class:
0%
(c) Number of shares as to which the person has:
(i)   Sole power to vote or to direct the vote:
0
(ii)  Shared power to vote or to direct the vote:
0
(iii) Sole power to dispose or to direct the disposition of:
0
(iv) Shared power to dispose or to direct the disposition of:
0
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [X].
ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON:
 
ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY:
 
ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:
Orbis Investment Management (U.S.), LLC ("OIMUS"), Orbis Investment Management Limited ("OIML") and Orbis Asset Management Limited ("OAML") are together making this filing because they may be deemed to constitute a "group" for the purposes of Section 13(d)(3) of the Securities Exchange Act of 1934, as amended. Information with respect to each of OIMUS, OIML and OAML (collectively, the "Reporting Persons") is given solely by each such Reporting Person and no Reporting Person has responsibility for the accuracy or completeness of information supplied by the other Reporting Person.

 
ITEM 9. NOTICE OF DISSOLUTION OF GROUP:
 
ITEM 10. CERTIFICATION:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

By signing below I certify that, to the best of my knowledge and belief, the foreign regulatory scheme applicable to Orbis Investment Management Limited is substantially comparable to the regulatory scheme applicable to the functionally equivalent U.S. institution(s). I also undertake to furnish to the Commission staff, upon request, information that would otherwise be disclosed in a Schedule 13D.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
February 14, 2013
Date
Orbis Investment Management (U.S.), LLC
Orbis Investment Management Limited
Orbis Asset Management Limited
/s/James Dorr
Signature
James Dorr, General Counsel of Orbis Investment Management Limited and Orbis Asset Management Limited; Director of North Rock Holdings Corp., a member of Orbis Investment Management (U.S.), LLC
Name/Title



Attention: Intentional misstatements or omissions of fact constitute Federal criminal violations (see 18 U.S.C. 1001).
CUSIP No.: 629377508