Sompo Holdings, Inc. (OTCMKTS:SMPNY – Get Rating) was the recipient of a large increase in short interest during the month of May. As of May 31st, there was short interest totalling 28,200 shares, an increase of 1,466.7% from the May 15th total of 1,800 shares. Based on an average daily volume of 16,900 shares, the […]