QuinStreet (NASDAQ:QNST) reported quarterly earnings of $0.31 per share which missed the analyst consensus estimate of $0.32 by 3.13 percent. This is a 47.62 percent increase over earnings of $0.21 per share from the same period last year. The company reported quarterly sales of $346.137 million which beat the analyst consensus estimate of $336.214 million by 2.95 percent. This is a 28.27 percent increase over sales of $269.842 million the same period last year.