Roscan Gold Co. (OTCMKTS:RCGCF – Get Free Report) was the target of a large growth in short interest in May. As of May 15th, there was short interest totalling 16,800 shares, a growth of 342.1% from the April 30th total of 3,800 shares. Based on an average daily volume of 278,400 shares, the short-interest ratio […]