Ultrack Systems, Inc. (OTCMKTS:MJLB – Get Rating) saw a large growth in short interest during the month of April. As of April 15th, there was short interest totalling 18,900 shares, a growth of 39.0% from the March 31st total of 13,600 shares. Based on an average daily volume of 504,600 shares, the days-to-cover ratio is […]