| Name | Relationship | Address | Signature | Signature date | CIK | 
|---|---|---|---|---|---|
| HAUGEN JANET BRUTSCHEA | Director | 530 HERMAN O. WEST DRIVE, EXTON | /s/ Louis Lalli, as an agent for Janet Haugen | 2025-07-01 | 0001185136 | 
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | WST | Common Stock | 1.32K | Jun 30, 2025 | Direct | 
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WST | Phantom Stock Unit | Award | $12.7K | +58 | +103.46% | $218.80 | 114 | Jun 30, 2025 | Common Stock | 58 | Direct | F1 | 
| Id | Content | 
|---|---|
| F1 | Awards of Phantom stock units are to be settled by delivery of shares of stock upon the reporting person's termination as a director. |