# EDGAR Filing Document

**Accession Number:** 0001870860
**File Stem:** 0001104659-26-011550
**Filing Date:** 2026-2
**Character Count:** 9794
**Document Hash:** da1cd3d134b944fee60f8d60aacb8cbd
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-011550.hdr.sgml**: 20260206

**ACCESSION NUMBER**: 0001104659-26-011550

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260130

**FILED AS OF DATE**: 20260206

**DATE AS OF CHANGE**: 20260206

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Nanus David
- **CENTRAL INDEX KEY:** 0001870860

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-15891
- **FILM NUMBER:** 26608036

**MAIL ADDRESS:**
- **STREET 1:** 250 W 55TH STREET
- **STREET 2:** 31ST FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NRG ENERGY, INC.
- **CENTRAL INDEX KEY:** 0001013871
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTRIC SERVICES [4911]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 411724239
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 910 LOUISIANA STREET
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77002
- **BUSINESS PHONE:** 713-537-3000

**MAIL ADDRESS:**
- **STREET 1:** 910 LOUISIANA STREET
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77002

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NRG ENERGY INC
- **DATE OF NAME CHANGE:** 19960509

## Ex-24

Exhibit 24

POWER OF ATTORNEY

With respect to holdings of and transactions in securities issued by NRG Energy, Inc. (the "Company"), the undersigned hereby constitutes and appoints Jeffrey Wade and John Staikos, or each of them signing singly, with full power of substitution and resubstitution, to act as the undersigned's true and lawful attorney-in-fact to:

1. prepare, execute in the undersigned's name and on the undersigned's behalf, and submit to the United States Securities and Exchange Commission (the "SEC") a Form ID, including amendments thereto, and any other documents necessary or appropriate to obtain and/or regenerate codes and passwords enabling the undersigned to make electronic filings with the SEC of reports required by Section 16(a) of the Securities Exchange Act of 1934, as amended, or any rule or regulation of the SEC;

2. prepare, execute and submit for and on behalf of the undersigned, Forms 3, 4, and 5, and any amendments thereto, in accordance with Section 16 of the Securities Exchange Act of 1934, as amended, and the rules thereunder;

3. prepare, execute and submit for and on behalf of the undersigned, Forms 144, and any amendments thereto, in accordance with Rule 144 of the Securities Act of 1933, as amended, and the rules thereunder;

4. do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 3, 4, 5 or 144, complete and execute any amendment or amendments thereto, and timely file such form with the SEC and any stock exchange or similar authority; and

5. take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his or her discretion.

The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution and resubstitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorneys-in-fact substitute or substitutes, shall lawfully do or cause to be done by virtue of this Power of Attorney and the rights and powers herein granted.

The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934, as amended.

This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4, 5 and 144 with respect to the undersigned's holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 6th day of February, 2026.

---

| |
|:---|
| /s/ David Nanus |
| David Nanus |

---

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Nanus David<br><sub>(Last) (First) (Middle)</sub><br>250 W 55TH STREET, 31ST FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10019<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>NRG ENERGY, INC. [ NRG ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-01-30 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 20950000 | I | See footnote<sup>(1)(3)</sup> |
| Common Stock | 3300000 | I | By trust<sup>(2)(3)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) 16,436,270, 3,473,534 and 1,040,196 shares of Common Stock of NRG Energy, Inc. (the Issuer) are held directly by Lightning Power Holdings, LLC, a Delaware limited liability company (Lightning); Thunder Generation LLC, a Delaware limited liability company (Thunder); and CCS Power Holdings, LLC, a Delaware limited liability company (CCS and together with Thunder, the Sellers), respectively. The investment advisor of LS Power Equity Partners III, L.P., a Delaware limited partnership (LSPEP III), who may be deemed to beneficially own the securities held by Lightning is LS Power Equity Advisors, LLC, a Delaware limited liability company (LSP Advisors). The investment advisor of LS Power Equity Partners IV, L.P., a Delaware limited partnership (LSPEP IV and together with Lightning, the Sellers, LSPEP III, and LSP Advisors, the LSP Entities), who may be deemed to beneficially own the securities held by the Sellers is LSP Advisors. The reporting person is the President of LSP Advisors.

(2) The Issuer and Lightning and the Sellers entered into an Amended and Restated Voting Trust Agreement with Wilmington Savings Fund Society, FSB (the Trustee), pursuant to which Lightning and the Sellers deposited 2,589,007 and 710,993 shares of Common Stock, respectively, in the Project Hurricane Consideration Voting Trust 2026 (the Trust) and granted to the Trustee, subject to certain exceptions, voting rights with respect to such shares.

(3) The reporting person, through his position, relationship and/or affiliation with the LS Power Entities, may have shared voting and investment power with respect to the shares beneficially owned by the LS Power Entities. As such, the reporting person may be deemed to have or share beneficial ownership of the shares beneficially owned by the LS Power Entities. The reporting person disclaims beneficial ownership of such shares.

**Remarks:**
Exhibit 24 - Power of Attorney.

**Signature:** /s/ David Nanus by Jeffrey Wade, as Attorney-in-Fact  
**Date:** 2026-02-06

### Remarks:

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).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**