The investment seeks to provide investment results that, before expenses, correspond generally to the price and yield performance of publicly traded equity securities of companies in the Materials Select Sector Index. In seeking to track the performance of the index, the fund employs a replication strategy. It generally invests substantially all, but at least 95%, of its total assets in the securities comprising the index. The index includes securities of companies from the following industries: chemicals; metals and mining; paper and forest products; containers and packaging; and construction materials. The fund is non-diversified.