Mace Security International, Inc. (OTCMKTS:MACE – Get Free Report) was the target of a large drop in short interest in September. As of September 30th, there was short interest totalling 2,500 shares, a drop of 24.2% from the September 15th total of 3,300 shares. Based on an average daily volume of 7,000 shares, the days-to-cover […]