ADDvantage Technologies Group, Inc. (NASDAQ:AEY – Get Free Report) saw a significant increase in short interest in the month of August. As of August 15th, there was short interest totalling 36,500 shares, an increase of 37.2% from the July 31st total of 26,600 shares. Based on an average trading volume of 98,900 shares, the days-to-cover […]