dynaCERT Inc. (OTCMKTS:DYFSF – Get Free Report) saw a large drop in short interest during the month of November. As of November 15th, there was short interest totalling 72,500 shares, a drop of 6.8% from the October 31st total of 77,800 shares. Based on an average trading volume of 12,200 shares, the short-interest ratio is […]