Blackline Safety Corp. (OTCMKTS:BLKLF – Get Rating) was the target of a large decrease in short interest in April. As of April 15th, there was short interest totalling 14,200 shares, a decrease of 17.9% from the March 31st total of 17,300 shares. Based on an average trading volume of 300 shares, the days-to-cover ratio is […]