China Online Education Group ( NYSE:COE – Get Rating ) was the recipient of a significant drop in short interest during the month of June. As of June 15th, there was short interest totalling 263,300 shares, a drop of 34.1% from the May 31st total of 399,700 shares. Based on an average daily volume of 90,400 shares, the days-to-cover ratio is currently 2.9 days. Approximately 3.0% of the shares of the stock are sold short. Large investors have recently added to or reduced their stakes in the stock. Redpoint Investment Management Pty Ltd acquired a new position in shares of...