This investment product is designed to closely track, after accounting for its operating expenses, the performance of the Alerian Natural Gas MLP Index. This index is an equally-weighted portfolio comprised of the 15 largest Master Limited Partnerships (MLPs) engaged in natural gas infrastructure, selected based on their market capitalization. The MLPs within this index primarily derive their cash flow from crucial midstream activities such as the transportation, storage, and processing of natural gas and natural gas liquids.