Magna Mining Inc. (OTCMKTS:MGMNF – Get Free Report) was the target of a significant increase in short interest in September. As of September 30th, there was short interest totalling 8,900 shares, an increase of 43.5% from the September 15th total of 6,200 shares. Based on an average daily volume of 76,200 shares, the days-to-cover ratio […]