| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Campbell Darin Patrick | President, Powersports Lending, Director | 37 S. RIVER ST., AURORA | /s/ Shirley Cantrell, Attorney-in-Fact | 06 Nov 2025 | 0002074132 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSBC | Old second Bancorp Inc., Common Stock | Sale | $557,313 | -31,159 | -100% | $17.89 | 0 | 31 Oct 2025 | IRA | |
| transaction | OSBC | Old second Bancorp Inc., Common Stock | Sale | $482,329 | -26,406 | -46% | $18.27 | 31,159 | 30 Oct 2025 | IRA | |
| holding | OSBC | Old Second Bancorp, Inc. Common Stock | 309,680 | 30 Oct 2025 | Direct |