Same as many other biopharmaceutical stocks, Sarepta Therapeutics Inc ad a rocky start to the year. However, its luck changed in September, when the FDA approved Exondys 51 (eteplirsen) for the treatment of Duchenne muscular dystrophy (DMD), leading the stock to more than double in price in just a few days. And, while the shares lost about 14.5 percent in October, three-month gains still surpass the 150-percent threshold.
