NetScout Systems (NASDAQ:NTCT) reported quarterly earnings of $0.52 per share which beat the analyst consensus estimate of $0.38 by 36.84 percent. This is a 52.94 percent increase over earnings of $0.34 per share from the same period last year. The company reported quarterly sales of $210.423 million which beat the analyst consensus estimate of $196.169 million by 7.27 percent. This is a 12.68 percent increase over sales of $186.747 million the same period last year.