Rockhopper Exploration plc (OTCMKTS:RCKHF – Get Rating) saw a large growth in short interest in March. As of March 31st, there was short interest totalling 3,900 shares, a growth of 680.0% from the March 15th total of 500 shares. Based on an average daily trading volume, of 2,000 shares, the days-to-cover ratio is currently 2.0 […]