| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WAYNE DONALD | EVP and General Counsel | 2727 NORTH LOOP WEST, HOUSTON | /s/ Matthew D. McCoy, Attorney-in-Fact | 06 Mar 2026 | 0001101864 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PWR | Common Stock | Tax liability | -588 | -1.4% | $566.00* | 40,208 | 04 Mar 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | These shares were withheld to cover taxes associated with the vest of restricted stock units issued under an equity incentive plan of the Company. |