Vistra (VST)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-31 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Vistra Corp. (VST) CIK: 0001692819 --- Reporting Owner --- Name: BURKE JAMES A CIK: 0001268406 Role: Director, Officer (President and CEO) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-31 | Code: P (Open market purchase) Shares: +2,200 | Price: $135.99 Total Value: $299,178.00 Shares Owned After: 1,141,887 | Ownership: I (Indirect) | Nature: By JAMEB, LP, a limited partnership jointly owned by Reporting Person and his spouse Footnotes: [F1] Represents a weighted-average price. These shares were purchased in multiple transactions at prices ranging from $135.92 to $136.00, 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 purchased at each price within the range. [Transaction #2] Security: Common Stock Date: 2026-09-01 | Code: P (Open market purchase) Shares: +4,465 | Price: $135.25 Total Value: $603,891.25 Shares Owned After: 1,146,352 | Ownership: I (Indirect) | Nature: By JAMEB, LP, a limited partnership jointly owned by Reporting Person and his spouse Footnotes: [F2] Represents a weighted-average price. These shares were purchased in multiple transactions at prices ranging from $135.00 to $135.50, 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 purchased at each price within the range. --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) [Holding #2] Security: Common Stock Ownership: I (Indirect) [Holding #3] Security: Common Stock Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: Represents a weighted-average price. These shares were purchased in multiple transactions at prices ranging from $135.92 to $136.00, 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 purchased at each price within the range. F2: Represents a weighted-average price. These shares were purchased in multiple transactions at prices ranging from $135.00 to $135.50, 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 purchased at each price within the range. --- Signature --- /s/ /s/ Yuki Whitmire, Attorney-in-Fact (2026-09-01)