Persimmon Plc (OTCMKTS:PSMMY – Get Free Report) saw a significant drop in short interest during the month of May. As of May 15th, there was short interest totalling 13,700 shares, a drop of 29.0% from the April 30th total of 19,300 shares. Based on an average daily volume of 13,700 shares, the short-interest ratio is […]