Talen Energy director receives 4,133 RSU shares

Talen Energy Corp director Joseph Nigro reported routine equity compensation activity.

Rhea-AI Filing Summary

Talen Energy Corp director Joseph Nigro reported routine equity compensation activity. On May 22, 2026, he exercised 4,133 Restricted Stock Units granted under the 2023 Equity Incentive Plan, receiving common stock for vested awards.

Of the vested RSUs, 1,530 units were cash settled in an amount approximately equivalent to taxes associated with the vesting, recorded as a disposition to the issuer. After these transactions, Nigro directly held 5,206 shares of Talen Energy common stock, and the reported RSU award was fully settled with no remaining derivative position.

Insider Trade Summary

4,133 shares exercised/converted

Exercise 3 txns

Insider Nigro Joseph

Role Director

Type	Security	Shares	Price	Value
Exercise	2023 Restricted Stock Units	4,133	$0.00	$0.00
Exercise	Common Stock	4,133	$0.00	$0.00
Disposition	Common Stock	1,530	$324.21	$496K

Holdings After Transaction: 2023 Restricted Stock Units — 0 contracts (Direct); Common Stock — 5,206 shares (Direct)

Footnotes (2)

1. F1. Each Restricted Stock Unit ("RSU") was issued under the Talen Energy Corporation 2023 Equity Incentive Plan (the "Plan") and represents a contingent right to receive one share of common stock, par value $0.001 ("common stock") of Talen Energy Corporation (the "Company") or its cash equivalent, as determined at the time of settlement by the Compensation Committee of the Company's Board of Directors pursuant to the terms of the Plan. The reporting person's RSUs were granted on June 16, 2023 and the final installment of the reporting person's RSUs vested on May 17, 2026, the third anniversary of the vesting commencement date.
2. F2. Represents a portion of the RSUs that vested on May 17, 2026 (1,530 of which were cash settled in an amount approximately equivalent to taxes associated with such vesting).

Key Figures

RSUs exercised: 4,133 units RSUs cash settled for taxes: 1,530 units Shares held after transactions: 5,206 shares +3 more

6 metrics

RSUs exercised 4,133 units 2023 Restricted Stock Units converted to common stock on May 22, 2026

RSUs cash settled for taxes 1,530 units Portion of vested RSUs cash settled approximately equal to tax obligations

Shares held after transactions 5,206 shares Direct ownership of Talen Energy common stock following Form 4 transactions

Disposition price per share $324.21 per share Recorded transaction price for 1,530-share disposition to issuer

RSU grant date June 16, 2023 Grant of RSUs under Talen Energy Corporation 2023 Equity Incentive Plan

Final vesting date May 17, 2026 Final installment of RSUs vested on third anniversary of vesting commencement

Key Terms

Restricted Stock Unit, Equity Incentive Plan, disposition to issuer, vesting, +1 more

5 terms

Restricted Stock Unit financial

"Each Restricted Stock Unit ("RSU") was issued under the Talen Energy Corporation 2023 Equity Incentive Plan"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

Equity Incentive Plan financial

"issued under the Talen Energy Corporation 2023 Equity Incentive Plan (the "Plan")"

An equity incentive plan is a program that gives employees, executives or directors the right to receive company stock or options to buy stock as part of their pay. Think of it as offering slices of future company profit to motivate people to boost long‑term performance; for investors it matters because it can align employee goals with shareholder value but also increases the number of shares outstanding, which can dilute existing ownership.

disposition to issuer financial

"transaction_code_description": "Disposition to issuer""

vesting financial

"the final installment of the reporting person's RSUs vested on May 17, 2026"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

derivative security financial

"transaction_code_description": "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

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

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Accepted by SEC EDGAR 05/27/2026 - 06:28 PM 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).

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^*

Nigro Joseph

(Last) (First) (Middle)

2929 ALLEN PKWY, SUITE 2200

(Street)

HOUSTON TEXAS 77019

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Talen Energy Corp [ TLN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/22/2026

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	05/22/2026		M		4,133	A	(1)	6,736	D
Common Stock	05/22/2026		D(2)		1,530	D	$324.21	5,206	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
2023 Restricted Stock Units	(1)	05/22/2026		M			4,133	(1)	(1)	Common Stock	4,133	$0	0	D

Explanation of Responses:

1. Each Restricted Stock Unit ("RSU") was issued under the Talen Energy Corporation 2023 Equity Incentive Plan (the "Plan") and represents a contingent right to receive one share of common stock, par value $0.001 ("common stock") of Talen Energy Corporation (the "Company") or its cash equivalent, as determined at the time of settlement by the Compensation Committee of the Company's Board of Directors pursuant to the terms of the Plan. The reporting person's RSUs were granted on June 16, 2023 and the final installment of the reporting person's RSUs vested on May 17, 2026, the third anniversary of the vesting commencement date.

2. Represents a portion of the RSUs that vested on May 17, 2026 (1,530 of which were cash settled in an amount approximately equivalent to taxes associated with such vesting).

Remarks:

Exhibit 24.1 - Power of Attorney

	/s/ Daniel J. Kelly, attorney-in-fact	05/27/2026
	** 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)