| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Ngai Anthony K.K. | Director | C/O SILVACO GROUP, INC., 4701 PATRICK HENRY DRIVE, BUILDING #23, SANTA CLARA | /s/ Candace Jackson, as Attorney-in-Fact | 15 Dec 2025 | 0001992498 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SVCO | Common Stock | Purchase | $4,230 | +1,000 | +1.1% | $4.23 | 91,777 | 11 Dec 2025 | Direct |