HLS Therapeutics Inc. (OTCMKTS:HLTRF – Get Free Report) saw a large drop in short interest in the month of August. As of August 31st, there was short interest totalling 600 shares, a drop of 14.3% from the August 15th total of 700 shares. Based on an average daily volume of 8,600 shares, the days-to-cover ratio […]