NB Bancorp, Inc. (NASDAQ: NBBK; “the company”) is a ~$7.4 billion asset bank holding company headquartered in Needham, Massachusetts, operating through its principal subsidiary, Needham Bank (“the bank”). The franchise spans 20 branches with established positions in attractive New England markets including the Greater Boston MSA, Eastern Massachusetts and Southern New Hampshire. The company holds the 2nd largest and 3rd largest deposit market share among community banks in the Manchester MSA and Boston MSA, respectively.
Founded in 1892 and long operated as a mutual, NBBK completed its mutual-to-stock conversion and IPO in December 2023, establishing NB Bancorp as a publicly traded company. While primarily an organic growth story, NBBK completed its first acquisition in 4Q25 with its merger with Provident Bancorp, Inc. (“BankProv”), adding about $1.4 billion of assets, expanding into the North Shore of Massachusetts and Southern New Hampshire, and making…
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