Sono-Tek Co. (NASDAQ:SOTK – Get Free Report) was the target of a large growth in short interest in July. As of July 31st, there was short interest totalling 10,300 shares, a growth of 25.6% from the July 15th total of 8,200 shares. Based on an average daily volume of 4,900 shares, the days-to-cover ratio is […]