| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Kenefick Jeffrey P. | Regional President | ONE CHEMUNG CANAL PLAZA, P.O. BOX 1522, ELMIRA | Kathleen E. Cook, Attorney-in-Fact, pursuant to Power of Attorney dated July 16, 2025 | 22 Dec 2025 | 0001836770 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CHMG | COMMON STOCK | Tax liability | $5,897 | -102 | -0.98% | $57.81 | 10,288 | 19 Dec 2025 | Direct | F1 |
| transaction | CHMG | COMMON STOCK | Tax liability | $5,839 | -101 | -0.98% | $57.81 | 10,187 | 19 Dec 2025 | Direct | |
| holding | CHMG | COMMON STOCK | 2,988 | 19 Dec 2025 | By Qualified Plan | F1 |
| Id | Content |
|---|---|
| F1 | Includes dividends issued periodically under the Issuer's Dividend Reinvestment Plan. |