Tecogen Inc. (OTCMKTS:TGEN – Get Free Report) saw a significant decline in short interest in the month of July. As of July 31st, there was short interest totalling 100 shares, a decline of 90.9% from the July 15th total of 1,100 shares. Based on an average daily volume of 3,700 shares, the days-to-cover ratio is […]