The investment seeks to track the investment results (before fees and expenses) of the MSCI ACWI IMI Timber Select Capped Index (the underlying index). The fund generally will invest at least 90% of its total assets in the securities that comprise the underlying index, as well as American depositary receipts (ADRs) and global depositary receipts (GDRs) that represent securities in the underlying index. The underlying index is comprised of equity securities of companies that are primarily engaged in the ownership and management of forests and timberlands and the production of finished products that use timber as a raw material. The fund is non-diversified.