MainStreet Bancshares (NASDAQ:MNSB) reported quarterly earnings of $0.53 per share which beat the analyst consensus estimate of $0.44 by 20.45 percent. This is a 96.3 percent increase over earnings of $0.27 per share from the same period last year. The company reported quarterly sales of $19.856 million which beat the analyst consensus estimate of $17.010 million by 16.73 percent. This is a 22.86 percent increase over sales of $16.162 million the same period last year.