Hannon Armstrong Sustainable Infrastructure Capital, Inc. (NYSE:HASI – Get Free Report) saw a significant increase in short interest during the month of September. As of September 15th, there was short interest totalling 12,960,000 shares, an increase of 12.7% from the August 31st total of 11,500,000 shares. Based on an average trading volume of 1,720,000 shares, […]