The AQR Long-Short Equity Fund Class I (ticker: QLEIX) is a mutual fund that seeks to provide investors with long-term capital appreciation by investing in a combination of long and short equity positions. This fund utilizes a quantitative investment approach, using advanced financial models and data analysis to identify undervalued and overvalued stocks. By taking both long and short positions, the fund aims to reduce overall market risk and potentially generate positive returns in various market conditions. The Class I shares are typically available to institutional investors and have a lower expense ratio compared to other share classes.