Auto Trader Group plc (OTCMKTS:ATDRY – Get Rating) saw a large increase in short interest in the month of April. As of April 15th, there was short interest totalling 343,700 shares, an increase of 343,600.0% from the March 31st total of 100 shares. Based on an average trading volume of 222,000 shares, the short-interest ratio […]