Howmet Aerospace Inc. (NYSE:HWM – Get Free Report) was the recipient of a significant decline in short interest in May. As of May 15th, there was short interest totalling 8,440,000 shares, a decline of 5.7% from the April 30th total of 8,950,000 shares. Based on an average trading volume of 3,390,000 shares, the days-to-cover ratio […]