Carrie Lee Kirby - 14 Nov 2025 Form 4 Insider Report for Vistra Corp. (VST)

Reporting relationship: EVP and Chief Admin. Officer
Issuer ticker: VST
Reported as of: 14 Nov 2025
Net transaction value: -$8,844,397
SEC form: 4
Accepted by SEC: 18 Nov 2025, 19:06:28 UTC
Prior SEC filing: 21 May 2025
Next SEC filing: 24 Nov 2025
Source filing: View source filing
Reporting owner signature: /s/ Daniela Gutierrez, as Attorney-in-Fact

Key filing fact

Carrie Lee Kirby filed Form 4 for Vistra Corp. (VST) on 18 Nov 2025.

Key facts

This page summarizes Carrie Lee Kirby's Form 4 filing for Vistra Corp. (VST).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 18 Nov 2025, 19:06.

Change

Previous filing in this sequence was filed on 21 May 2025.
Current net transaction value: -$8,844,397.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001703633 Primary reporting owner

Kirby Carrie Lee

Relationship: EVP and Chief Admin. Officer
Address: 6555 SIERRA DRIVE, IRVING
Signature: /s/ Daniela Gutierrez, as Attorney-in-Fact
Signature date: 18 Nov 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

VST transaction

Common Stock

Options Exercise

Transaction value: $1,339,160
Shares: +58,275
Change %: +27%
Price: $22.98
Shares after: 276,514
Date: 14 Nov 2025
Ownership: Direct

VST transaction

Common Stock

Sale

Transaction value: $10,183,556
Shares: -58,275
Change %: -21%
Price: $174.75
Shares after: 218,239
Date: 14 Nov 2025
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

VST transaction Derivative

2020 Employee Stock Option (right to buy)

Options Exercise

Transaction value: $0
Shares: -58,275
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 14 Nov 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 58,275
Exercise price: $22.98
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents a weighted-average price. These shares were sold in multiple transactions at prices ranging from $174.62 to $175.19, 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.

Footnote F2

Options vested in three annual installments beginning February 25, 2021.

SEC remarks

Exhibit 24. Power of Attorney