The index is composed of companies that derive significant revenues from the mining, exploration, and refining of copper. The fund will invest, under normal circumstances, at least 80% of its net assets, plus the amount of any borrowings for investment purposes, in securities that comprise the Index and American Depositary Receipts ("ADRs") and Global Depositary Receipts ("GDRs") based on the securities in the index. The fund is non-diversified.