| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Feuardent Moreira Andreas | Chief Innovation Officer | C/O WISEKEY INTERNATIONAL HOLDING S.A., AVENUE LOUIS-CASAI 58, COINTRIN, SWITZERLAND | /s/ John O'Hara, Attorney-in-Fact | 18 Mar 2026 | 0002115483 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | WKEY | Class B Shares | 880 | 18 Mar 2026 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | WKEY | Employee Stock Option Plan (right to buy) | 18 Mar 2026 | Class B Shares | 440 | $2.50 | By wife |