Adtran (NASDAQ:ADTN) reported quarterly earnings of $0.03 per share which missed the analyst consensus estimate of $0.04 by 25 percent. This is a 250 percent increase over losses of $(0.02) per share from the same period last year. The company reported quarterly sales of $247.74 million which missed the analyst consensus estimate of $255.07 million by 2.87 percent. This is a 9.54 percent increase over sales of $226.17 million the same period last year.