CGI Inc. (NYSE:GIB – Get Free Report) (TSE:GIB.A) saw a large increase in short interest in the month of May. As of May 15th, there was short interest totalling 977,900 shares, an increase of 31.6% from the April 30th total of 743,000 shares. Based on an average daily volume of 164,400 shares, the days-to-cover ratio […]