| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Davies Philip D | VP Global Sales & Marketing, Director | 25 FRONTAGE RD., ANDOVER | /s/Quentin A. Fendelet Attorney in fact for Philip D. Davies | 28 Oct 2025 | 0001512868 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | VICR | Common Stock | Sale | $74,006 | -786 | -5% | $94.16 | 14,977 | 24 Oct 2025 | Direct | |
| transaction | VICR | Common Stock | Sale | $1,377,321 | -14,977 | -100% | $91.96 | 0 | 24 Oct 2025 | Direct |