Exelon Co. (NASDAQ:EXC – Get Free Report) saw a large decrease in short interest in the month of September. As of September 30th, there was short interest totalling 13,270,000 shares, a decrease of 9.7% from the September 15th total of 14,700,000 shares. Based on an average daily volume of 5,310,000 shares, the days-to-cover ratio is […]