| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| ANDERSON SAMUEL J | Director | 25 FRONTAGE ROAD, ANDOVER | /s/Quentin A. Fendelet Attorney in fact for Samuel J. Anderson | 24 Feb 2026 | 0001195966 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | vicr | Common Stock | Sale | $649,929 | -3,791 | -38% | $171.44 | 6,107 | 23 Feb 2026 | Direct |