Jocelynn Drake at Schaeffer's Investment Research says many investors are still betting on further downside in the beaten-up shares of Cumberland Pharmaceuticals. While the number of CPIX shares sold short has dropped by 8.5% during the past month, more than 1.1 million remain sold short. This accumulation of bearish bets accounts for 8.7% of the company's float and is 11 times the stock's average daily trading volume.