The investment seeks investment results that, before fees and expenses, correspond generally to thetotal return performance of the Prime Junior Silver Miners & Explorers Index. The index tracks the performance of the equity securities (or corresponding American Depositary Receipts (ADRs) or Global Depositary Receipts (GDRs)) of small-capitalization companies actively engaged in silver refining, mining, or exploration (Junior Silver Companies). The fund invests at least 80% of its total assets in the component securities of the index and in ADRs and GDRs based on the component securities in the index. The fund is non-diversified.