| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| HOUSEL DAVID E | Director | P. O. BOX 3110, AUBURN | /s/ David Housel | 03 Dec 2025 | 0001195632 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AUBN | common stock, par value $0.1 | Purchase | $2,499 | +100 | +1.1% | $24.99 | 9,005 | 03 Dec 2025 | Direct |