ATI Inc. (NYSE:ATI – Get Free Report) saw a large increase in short interest during the month of November. As of November 15th, there was short interest totalling 7,880,000 shares, an increase of 6.9% from the October 31st total of 7,370,000 shares. Based on an average trading volume of 1,070,000 shares, the days-to-cover ratio is […]