Amplify Energy Corp. (NYSE:AMPY – Get Rating) saw a significant increase in short interest in May. As of May 31st, there was short interest totalling 1,420,000 shares, an increase of 10.9% from the May 15th total of 1,280,000 shares. Based on an average trading volume of 583,500 shares, the days-to-cover ratio is currently 2.4 days. […]