| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Cahalan Jay P. | Director | 302 MAIN STREET, CATSKILL | /s/ Jay P. Cahalan | 24 Oct 2025 | 0001645641 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | GCBC | Common Stock | Purchase | $3,404 | +150 | +0.48% | $22.69 | 31,274 | 24 Oct 2025 | Direct | |
| transaction | GCBC | Common Stock | Purchase | $13,650 | +600 | +1.9% | $22.75 | 31,874 | 24 Oct 2025 | Direct | |
| transaction | GCBC | Common Stock | Purchase | $2,301 | +101 | +0.32% | $22.78 | 31,975 | 24 Oct 2025 | Direct | |
| transaction | GCBC | Common Stock | Purchase | $38,794 | +1,700 | +5.3% | $22.82 | 33,675 | 24 Oct 2025 | Direct | |
| transaction | GCBC | Common Stock | Purchase | $610 | +27 | +0.08% | $22.60 | 33,702 | 24 Oct 2025 | Direct | |
| transaction | GCBC | Common Stock | Purchase | $226 | +10 | +0.03% | $22.62 | 33,712 | 24 Oct 2025 | Direct | |
| transaction | GCBC | Common Stock | Purchase | $11,335 | +500 | +1.5% | $22.67 | 34,212 | 24 Oct 2025 | Direct | |
| transaction | GCBC | Common Stock | Purchase | $9,133 | +402 | +1.2% | $22.72 | 34,614 | 24 Oct 2025 | Direct | |
| transaction | GCBC | Common Stock | Purchase | $18,290 | +810 | +2.3% | $22.58 | 35,424 | 24 Oct 2025 | Direct |