The investment seeks to track the performance, before fees and expenses, of the U.S. Global Jets Index. The fund invests at least 80% of the fund's total assets (exclusive of any collateral held from securities lending) in the component securities of the index and investments that have economic characteristics that are substantially identical to the economic characteristics of such component securities. The index is composed of the common stock of U.S. and international passenger airlines, aircraft manufacturers, airports, and terminal services companies listed on well-developed securities exchanges across the globe. The fund is non-diversified.