JAMES A. BURKE - 12 Sep 2025 Form 4 Insider Report for Vistra Corp. (VST)

Signature
/s/ Daniela Gutierrez, as Attorney-in-Fact
Issuer symbol
VST
Transactions as of
12 Sep 2025
Net transactions value
-$7,692,673
Form type
4
Filing time
16 Sep 2025, 19:06:00 UTC
Previous filing
12 Sep 2025
Next filing
18 Sep 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
BURKE JAMES A President and CEO, Director 6555 SIERRA DRIVE, IRVING /s/ Daniela Gutierrez, as Attorney-in-Fact 16 Sep 2025 0001268406

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction VST Common Stock Options Exercise $666,299 +47,491 +25% $14.03 236,623 12 Sep 2025 Direct F1
transaction VST Common Stock Options Exercise $94,464 +4,800 +2% $19.68 241,423 12 Sep 2025 Direct F1
transaction VST Common Stock Sale $4,335,502 -21,374 -8.9% $202.84 220,049 12 Sep 2025 Direct F1, F2, F3
transaction VST Common Stock Options Exercise $269,376 +19,200 +8.7% $14.03 239,249 15 Sep 2025 Direct F1
transaction VST Common Stock Options Exercise $94,464 +4,800 +2% $19.68 244,049 15 Sep 2025 Direct F1
transaction VST Common Stock Sale $455,533 -2,162 -0.89% $210.70 241,887 15 Sep 2025 Direct F1, F4
transaction VST Common Stock Sale $4,026,240 -19,200 -7.9% $209.70 222,687 15 Sep 2025 Direct F1, F5
holding VST Common Stock 701,514 12 Sep 2025 By JAMEB, LP, a limited partnership jointly owned by Reporting Person and his spouse
holding VST Common Stock 34,000 12 Sep 2025 By the James A. Burke 2012 Irrevocable Trust, dated 12/03/2012
holding VST Common Stock 259 12 Sep 2025 By the Marti E. Burke 2012 Irrevocable Trust, dated 10/16/2012

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction VST 2016 Employee Stock Option (right to buy) Options Exercise $0 -47,491 -13% $0.000000 315,053 12 Sep 2025 Common Stock 47,491 $14.03 Direct F1, F6
transaction VST 2018 Employee Stock Option (right to buy) Options Exercise $0 -4,800 -0.86% $0.000000 553,000 12 Sep 2025 Common Stock 4,800 $19.68 Direct F1, F7
transaction VST 2016 Employee Stock Option (right to buy) Options Exercise $0 -19,200 -6.1% $0.000000 295,853 15 Sep 2025 Common Stock 19,200 $14.03 Direct F1, F6
transaction VST 2018 Employee Stock Option (right to buy) Options Exercise $0 -4,800 -0.87% $0.000000 548,200 15 Sep 2025 Common Stock 4,800 $19.68 Direct F1, F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

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).

Explanation of Responses:

Id Content
F1 This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2025.
F2 Includes an aggregate of approximately (i) 1,802 shares sold for the cashless exercise of the stock options; and (ii) 8,739 shares sold to pay taxes in connection with the exercise of the stock options.
F3 Represents a weighted-average price. These shares were sold in multiple transactions at prices ranging from $202.753 to $202.85, 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.
F4 Includes an aggregate of approximately (i) 449 shares sold for the cashless exercise of the stock options; and (ii) 1,713 shares sold to pay taxes in connection with the exercise of the stock options.
F5 Includes an aggregate of approximately (i) 1,291 shares sold for the cashless exercise of the stock options; and (ii) 7,050 shares sold to pay taxes in connection with the exercise of the stock options.
F6 Options vested in four equal annual installments beginning October 3, 2017.
F7 Options vested 50% 4 years from the grant date with the remaining 50% vesting 5 years from the grant date.