Community Bank System, Inc. (NYSE:CBU – Get Free Report) saw a large increase in short interest in September. As of September 15th, there was short interest totalling 2,160,000 shares, an increase of 6.9% from the August 31st total of 2,020,000 shares. Based on an average trading volume of 456,400 shares, the days-to-cover ratio is presently […]