[Form 4] Vistra Corp. Insider Trading Activity

Rhea-AI Filing Summary

Vistra (VST) reported insider activity by its President & CEO and Director. On 10/15/2025 and 10/16/2025, he exercised 24,000 stock options each day at an exercise price of $19.68 per share, then sold 21,363 shares at a weighted-average price of $209.34, 19,200 shares at $215.06, and 2,155 shares at a weighted-average price of $216.58.

The transactions were effected under a Rule 10b5-1 trading plan adopted on June 12, 2025. Portions of the sales covered cashless exercise and taxes, as noted. Following these moves, he held 282,597 shares directly, plus indirect holdings of 701,514 shares via JAMEB, LP, 34,000 via the James A. Burke 2012 Irrevocable Trust, and 259 via the Marti E. Burke 2012 Irrevocable Trust.

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

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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^*

BURKE JAMES A

(Last) (First) (Middle)

6555 SIERRA DRIVE

(Street)

IRVING TX 75039

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Vistra Corp. [ VST ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/15/2025

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

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

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

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	10/15/2025		M(1)		24,000	A	$19.68	301,315	D
Common Stock	10/15/2025		S(1)		21,363(2)	D	$209.34(3)	279,952	D
Common Stock	10/16/2025		M(1)		24,000	A	$19.68	303,952	D
Common Stock	10/16/2025		S(1)		19,200(4)	D	$215.06	284,752	D
Common Stock	10/16/2025		S(1)		2,155(5)	D	$216.58(6)	282,597	D
Common Stock								701,514	I	By JAMEB, LP, a limited partnership jointly owned by Reporting Person and his spouse
Common Stock								34,000	I	By the James A. Burke 2012 Irrevocable Trust, dated 12/03/2012
Common Stock								259	I	By the Marti E. Burke 2012 Irrevocable Trust, dated 10/16/2012

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
2018 Employee Stock Option (right to buy)	$19.68	10/15/2025		M(1)			24,000	(7)	04/09/2027	Common Stock	24,000	$0	174,052	D
2018 Employee Stock Option (right to buy)	$19.68	10/16/2025		M(1)			24,000	(7)	04/09/2027	Common Stock	24,000	$0	150,052	D

Explanation of Responses:

1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2025.

2. Includes an aggregate of approximately (i) 2,262 shares sold for the cashless exercise of the stock options; and (ii) 8,557 shares sold to pay taxes in connection with the exercise of the stock options.

3. Represents a weighted-average price. These shares were sold in multiple transactions at prices ranging from $209.32 to $209.50, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

4. Includes an aggregate of approximately (i) 1,763 shares sold for the cashless exercise of the stock options; and (ii) 6,864 shares sold to pay taxes in connection with the exercise of the stock options.

5. Includes an aggregate of approximately (i) 437 shares sold for the cashless exercise of the stock options; and (ii) 1,718 shares sold to pay taxes in connection with the exercise of the stock options.

6. Represents a weighted-average price. These shares were sold in multiple transactions at prices ranging from $216.501 to $216.85, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

7. Options vested 50% 4 years from the grant date with the remaining 50% vesting 5 years from the grant date.

Remarks:

	/s/ Daniela Gutierrez, as Attorney-in-Fact	10/17/2025
	** 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.

FAQ

What insider transactions did VST's CEO report?

He exercised 24,000 options on 10/15/2025 and 24,000 on 10/16/2025 at $19.68, and sold 21,363, 19,200, and 2,155 shares at weighted-average prices.

At what prices were the VST shares sold?

Weighted-average prices were $209.34, $215.06, and $216.58, each reflecting multiple trades within stated ranges.

Was the trading under a Rule 10b5-1 plan?

Yes. The transactions were effected under a Rule 10b5-1 plan adopted on June 12, 2025.

How many VST shares does the insider hold after the transactions?

Direct holdings are 282,597 shares. Indirect holdings include 701,514 via JAMEB, LP, 34,000 via the James A. Burke 2012 Irrevocable Trust, and 259 via the Marti E. Burke 2012 Irrevocable Trust.

Did any sales cover exercise costs or taxes?

Yes. Footnotes state shares were sold to facilitate cashless exercise and to pay taxes associated with the option exercises.