Copper Mountain Mining Co. (OTCMKTS:CPPMF – Get Rating) was the target of a large decline in short interest during the month of May. As of May 15th, there was short interest totalling 566,200 shares, a decline of 55.8% from the April 30th total of 1,281,000 shares. Based on an average daily trading volume, of 137,400 […]