NB Bancorp, Inc. announced financial results for the second quarter ended June 30, 2026, reporting net income of $21.1 million ($0.53 per diluted share), up from $15.0 million ($0.36 per diluted share) in the prior quarter. Total loans grew 3.4% to $6.42 billion and total deposits increased 3.7% to $6.32 billion. The company's net interest margin expanded to 4.00% from 3.93%. The Board of Directors declared a quarterly cash dividend of $0.07 per share, payable August 19, 2026, to shareholders of record as of August 5, 2026. During the quarter, the company repurchased 918,727 shares at a weighted average cost of $20.13 per share. The company operates in the banking industry as the holding company for Needham Bank.