The investment seeks daily investment results, of 200% of the inverse (or opposite) of the daily performance of the S&P Oil & Gas Exploration & Production Select Industry Index. The fund invests in swap agreements, futures contracts, short positions or other financial instruments that, in combination, provide inverse (opposite) or short leveraged exposure to the index equal to at least 80% of the fund's net assets (plus borrowing for investment purposes). The index is designed to measure the performance of a sub-industry or group of sub-industries determined based on the Global Industry Classification Standards (GICS). The fund is non-diversified.