Generation Bio (NASDAQ:GBIO) reported quarterly losses of $(0.22) per share which beat the analyst consensus estimate of $(0.29) by 24.14 percent. This is a 80.36 percent increase over losses of $(1.12) per share from the same period last year. The company reported quarterly sales of $8.72 million which beat the analyst consensus estimate of $2.13 million by 309.43 percent. This is a 114.91 percent increase over sales of $4.06 million the same period last year.