NRG Energy accounting chief sells 1,580 shares

NRG’s chief accounting officer sold 1,580 NRG shares under a pre-arranged Rule 10b5-1 plan and now holds 6,213 shares directly.

Rhea-AI Filing Summary

NRG ENERGY, INC. (NRG) reported that its Senior Vice President & Chief Accounting Officer, Gerald Alfred Spencer, sold 1,580 shares of common stock on September 8, 2026 in a sale transaction at a weighted average price of $120.93 per share. The sales were executed in multiple trades and were effected pursuant to a Rule 10b5-1 trading plan adopted by Spencer on June 5, 2026. Following this transaction, he directly holds 6,213 shares of NRG common stock.

Insider Trade Summary 10b5-1

Net Seller: 1,580 shares

Net Sell 1 txn

Insider Spencer Gerald Alfred

Role SVP & Chief Accounting Officer

Sold 1,580 shs ($191K)

Type	Security	Shares	Price	Value
Sale	Common Stock, par value $.01 per share F1	1,580	$120.93	$191K

Holdings After Transaction: Common Stock, par value $.01 per share — 6,213 shares (Direct)

Footnotes (1)

1. F1. This transaction was executed in multiple trades. The price reported reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

Key Figures

Shares sold: 1,580 shares Weighted average sale price: $120.93 per share Shares held after transaction: 6,213 shares +1 more

4 metrics

Shares sold 1,580 shares Common stock sale reported for September 8, 2026

Weighted average sale price $120.93 per share Sale of NRG common stock on September 8, 2026 executed in multiple trades

Shares held after transaction 6,213 shares Direct holdings of Gerald Alfred Spencer following the September 8, 2026 sale

Rule 10b5-1 plan adoption date June 5, 2026 Trading plan under which the reported sales were effected

Key Terms

weighted average sale price, Rule 10b5-1 trading plan, Common Stock, par value $.01 per share

3 terms

weighted average sale price financial

"The price reported reflects the weighted average sale price."

Rule 10b5-1 trading plan regulatory

"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Common Stock, par value $.01 per share financial

"security title: Common Stock, par value $.01 per share"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did NRG (NRG) disclose in this Form 4?

NRG disclosed that Senior Vice President & Chief Accounting Officer Gerald Alfred Spencer sold 1,580 shares of NRG common stock on September 8, 2026 in a sale transaction executed in multiple trades.

At what price were the NRG (NRG) shares sold by the officer?

The shares sold by Gerald Alfred Spencer were executed at a weighted average sale price of $120.93 per share, based on multiple trades reported for the September 8, 2026 transaction.

How many NRG (NRG) shares does the officer hold after the reported sale?

After the reported sale, Senior Vice President & Chief Accounting Officer Gerald Alfred Spencer directly holds 6,213 shares of NRG common stock.

Was the NRG (NRG) insider sale made under a Rule 10b5-1 trading plan?

Yes. The filing states that the sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by Gerald Alfred Spencer on June 5, 2026.

Who is the reporting person in this NRG (NRG) Form 4?

The reporting person is Gerald Alfred Spencer, who serves as Senior Vice President & Chief Accounting Officer of NRG ENERGY, INC.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/09/2026 - 07:50 PM EDT Accepted by SEC EDGAR 09/09/2026 - 07:49 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Spencer Gerald Alfred

(Last) (First) (Middle)

804 CARNEGIE CENTER

(Street)

PRINCETON NEW JERSEY 08540

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	SVP & Chief Accounting Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/08/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	09/08/2026		S		1,580(1)	D	$120.93	6,213	D

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 Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. This transaction was executed in multiple trades. The price reported reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

	Christine Zoino, by Power of Attorney	09/09/2026
	** Signature of Reporting Person	Date
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.
* Form 4: SEC 1474 (03-26)