| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Dore Stacey H | EVP & Chief Strategy Officer | 6555 SIERRA DRIVE, IRVING | /s/ Daniela Gutierrez, as Attorney-in-Fact | 26 Aug 2025 | 0001690128 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | VST | Common Stock | Tax liability | $1,010,200 | -5,304 | -5% | $190.46 | 100,342 | 22 Aug 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | 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. |