SUBSEQUENT EVENTS |
12 Months Ended |
|---|---|
Dec. 31, 2025 | |
| Needham Bank 401(k) Plan | |
| SUBSEQUENT EVENTS | |
| SUBSEQUENT EVENTS | 9.SUBSEQUENT EVENTS Effective November 15, 2025, NB Bancorp, Inc. and Needham Bank completed their acquisitions of all assets and assumption of all liabilities of Provident Bancorp, Inc. and BankProv, with NB Bancorp, Inc. and Needham Bank as the surviving entities (the “Merger transaction”). As a result of the Merger transaction, effective January 1, 2026, the BankProv 401(k) Plan merged into the Plan. |