| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hartlieb James Edward | Pres&CEO First Business Bank | 401 CHARMANY DRIVE, MADISON | Peter J. Wilder (pursuant to Power of Attorney filed previously) | 19 Aug 2025 | 0001906662 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | FBIZ | Common Stock | Tax liability | $5,152 | -104 | -0.35% | $49.54 | 29,750 | 16 Aug 2025 | Direct |