| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Kulasa Matthew S | SVP, Corp. Controller & CAO | 225 W STATION SQUARE DRIVE, SUITE 700, PITTSBURGH | /s/ Michele Nelson, as Attorney-in-Fact | 18 Feb 2026 | 0001611129 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WCC | Common Stock | Tax liability | $24,684 | -80 | -2.4% | $307.10 | 3,242 | 16 Feb 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents tax withholding on the vesting of RSUs that were granted February 16, 2023. |