Teradyne (NASDAQ:TER) reported quarterly earnings of $2.56 per share which beat the analyst consensus estimate of $2.10 by 21.9 percent. This is a 241.33 percent increase over earnings of $0.75 per share from the same period last year. The company reported quarterly sales of $1.282 billion which beat the analyst consensus estimate of $1.210 billion by 5.95 percent. This is a 86.97 percent increase over sales of $685.680 million the same period last year.