William Penn Bancorporation (NASDAQ:WMPN – Get Rating) saw a large increase in short interest in March. As of March 31st, there was short interest totalling 77,800 shares, an increase of 59.1% from the March 15th total of 48,900 shares. Based on an average daily volume of 37,800 shares, the short-interest ratio is presently 2.1 days. […]