| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Gibson Donald E | President and CEO, Director | 302 MAIN STREET, CATSKILL | /s/ Donald E. Gibson | 11 Jun 2025 | 0001405640 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | GCBC | Common Stock | Gift | $0 | -125,100 | -100% | $0.000000 | 0 | 11 Jun 2025 | Direct | |
| transaction | GCBC | Common Stock | Gift | $0 | +125,100 | $0.000000 | 125,100 | 11 Jun 2025 | By Trust | ||
| holding | GCBC | Common Stock | 44,396 | 11 Jun 2025 | By ESOP |