UOL Group Limited (OTCMKTS:UOLGY – Get Free Report) saw a large increase in short interest in the month of May. As of May 15th, there was short interest totalling 8,300 shares, an increase of 97.6% from the April 30th total of 4,200 shares. Based on an average trading volume of 30,300 shares, the days-to-cover ratio […]