NB Bancorp (NASDAQ:NBBK) reported quarterly earnings of $0.55 per share which beat the analyst consensus estimate of $0.47 by 14.58 percent. This is a 37.5 percent increase over earnings of $0.40 per share from the same period last year. The company reported quarterly sales of $74.704 million which beat the analyst consensus estimate of $72.734 million by 2.71 percent. This is a 45.95 percent increase over sales of $51.185 million the same period last year.