Patterson-UTI Energy, Inc. (NASDAQ:PTEN – Get Free Report) saw a large decline in short interest in July. As of July 31st, there was short interest totalling 11,420,000 shares, a decline of 26.6% from the July 15th total of 15,560,000 shares. Based on an average daily trading volume, of 3,890,000 shares, the days-to-cover ratio is currently […]