The fund generally will invest at least 90% of its total assets in securities that comprise the underlying index, as well as ADRs and GDRs that represent securities in the underlying index. Strictly in accordance with its guidelines and mandated procedures the index provider compiles, maintains, and calculates the underlying index, which is designed to measure the performance of the largest global companies in water-related businesses, with a target constituent count of 100. The fund is non-diversified.