| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| PUTZIER JEFFREY K | President of subsidiary bank | POST OFFICE BOX 846, AMES | Jeffrey K Putzier | 22 Jan 2026 | 0001191921 |
Jeffrey K. Putzier is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.