| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| BUTHMAN MARK A | Director | 530 HERMAN O. WEST DRIVE, EXTON | /s/ Louis Lalli, as an agent for Mark A. Buthman | 08 May 2025 | 0001223783 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WST | Common Stock | Award | $0 | +1,071 | +2.6% | $0.000000 | 42,861 | 06 May 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | These shares of restricted stock units will vest in full on the date of the next annual shareholder meeting. |