Sterling Infrastructure (NASDAQ:STRL) reported quarterly earnings of $1.97 per share which beat the analyst consensus estimate of $1.71 by 15.2 percent. This is a 56.35 percent increase over earnings of $1.26 per share from the same period last year. The company reported quarterly sales of $593.74 million which missed the analyst consensus estimate of $613.63 million by 3.24 percent. This is a 5.96 percent increase over sales of $560.35 million the same period last year.