Vistra (VST) 4: Moldovan Kristopher E. bought 136,888 shares of Common Stoc… (Feb 26, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-02-24 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Vistra Corp. (VST) CIK: 0001692819 --- Reporting Owner --- Name: Moldovan Kristopher E. CIK: 0001940494 Role: Officer (EVP and CFO) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-02-24 | Code: A (Grant or award) Shares: +136,888 | Price: $171.62 Total Value: $23,492,718.56 Shares Owned After: 298,967 | Ownership: D (Direct) Footnotes: [F1] Represents performance-based restricted stock units for which the applicable performance criteria for the three-year period ended December 31, 2025 was certified by the Issuer's Social Responsibility and Compensation Committee of the Board of Directors as of February 18, 2026. [Transaction #2] Security: Common Stock Date: 2026-02-24 | Code: F (Payment of exercise/tax) Shares: -53,018 | Price: $171.62 Total Value: $9,098,949.16 Shares Owned After: 245,949 | Ownership: D (Direct) Footnotes: [F2] This transaction represents the withholding by the Issuer of shares to pay taxes in connection with the vesting of performance-based restricted stock units. The timing and amount of the transaction were determined by the terms of the applicable performance-based restricted stock unit award and were not within the control of the Reporting Person. [Transaction #3] Security: Common Stock Date: 2026-02-24 | Code: F (Payment of exercise/tax) Shares: -7,346 | Price: $171.62 Total Value: $1,260,720.52 Shares Owned After: 238,603 | Ownership: D (Direct) Footnotes: [F3] This transaction represents the withholding by the Issuer of shares to pay taxes in connection with the vesting of restricted stock units. The timing and amount of the transaction were determined by the terms of the applicable restricted stock unit award and were not within the control of the Reporting Person. --- Footnotes (Complete Index) --- F1: Represents performance-based restricted stock units for which the applicable performance criteria for the three-year period ended December 31, 2025 was certified by the Issuer's Social Responsibility and Compensation Committee of the Board of Directors as of February 18, 2026. F2: This transaction represents the withholding by the Issuer of shares to pay taxes in connection with the vesting of performance-based restricted stock units. The timing and amount of the transaction were determined by the terms of the applicable performance-based restricted stock unit award and were not within the control of the Reporting Person. F3: This transaction represents the withholding by the Issuer of shares to pay taxes in connection with the vesting of restricted stock units. The timing and amount of the transaction were determined by the terms of the applicable restricted stock unit award and were not within the control of the Reporting Person. --- Signature --- /s/ /s/ Daniela Gutierrez, as Attorney-in-Fact (2026-02-26)