| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Burns Annette L | EVP & Chief Financial Officer | 52 SOUTH BROAD STREET, NORWICH | Annette L. Burns | 16 Jan 2026 | 0001793848 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NBTB | NBT Bancorp Inc. Common Stock | Tax liability | $3,016 | -69 | -0.33% | $43.71 | 21,136 | 15 Jan 2026 | Direct | |
| transaction | NBTB | NBT Bancorp Inc. Common Stock | Tax liability | $10,359 | -237 | -1.1% | $43.71 | 20,899 | 15 Jan 2026 | Direct | |
| transaction | NBTB | NBT Bancorp Inc. Common Stock | Tax liability | $10,665 | -244 | -1.2% | $43.71 | 20,655 | 15 Jan 2026 | Direct | |
| transaction | NBTB | NBT Bancorp Inc. Common Stock | Tax liability | $1,836 | -42 | -0.2% | $43.71 | 20,613 | 15 Jan 2026 | Direct | |
| transaction | NBTB | NBT Bancorp Inc. Common Stock | Tax liability | $5,201 | -119 | -0.58% | $43.71 | 20,494 | 15 Jan 2026 | Direct |