Petrus Resources Ltd. (OTCMKTS:PTRUF – Get Free Report) saw a significant decline in short interest in the month of October. As of October 31st, there was short interest totalling 5,900 shares, a decline of 26.3% from the October 15th total of 8,000 shares. Based on an average daily volume of 26,600 shares, the short-interest ratio […]