Under typical circumstances, the fund commits a minimum of 80% of its total assets to the securities comprising its tracking index. This index is designed to mirror the financial performance of companies that generate at least 50% of their income or hold at least 50% of their assets in activities related to copper, specifically mining, exploration, development, and production. The index generally consists of 25 to 45 component firms. It is structured as a non-diversified investment vehicle.