$PBF能源(PBF)$ PBF Energy Inc. (NYSE:PBF) was the recipient of a large increase in short interest in the month of September. As of September 30th, there was short interest totalling 15,670,000 shares, an increase of 23.5% from the September 15th total of 12,690,000 shares. Based on an average daily volume of 5,140,000 shares, the short-interest ratio is currently 3.0 days. Approximately 16.4% of the shares of the company are short sold.