Old Second Bancorp (NASDAQ:OSBC) reported quarterly earnings of $0.55 per share which met the analyst consensus estimate. This is a 10 percent increase over earnings of $0.50 per share from the same period last year. The company reported quarterly sales of $96.590 million which beat the analyst consensus estimate of $94.844 million by 1.84 percent. This is a 28.56 percent increase over sales of $75.132 million the same period last year.