Persimmon Plc (OTCMKTS:PSMMY – Get Free Report) was the target of a significant increase in short interest in the month of December. As of December 15th, there was short interest totalling 30,700 shares, an increase of 100.7% from the November 30th total of 15,300 shares. Based on an average daily volume of 12,200 shares, the […]