Repligen (NASDAQ:RGEN) reported quarterly earnings of $0.39 per share which beat the analyst consensus estimate of $0.35 by 11.43 percent. This is a 39.29 percent increase over earnings of $0.28 per share from the same period last year. The company reported quarterly sales of $169.17 million which beat the analyst consensus estimate of $163.83 million by 3.26 percent. This is a 11.78 percent increase over sales of $151.35 million the same period last year.