| 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 | 2025-11-07 | 0001611129 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WCC | Common Stock | Sale | -$200K | -790 | -19.22% | $253.18 | 3.32K | Nov 5, 2025 | Direct |