The State Street SPDR S&P Metals & Mining ETF seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of the S&P Metals and Mining Select Industry Index (the "Index")Seeks to provide exposure to the metals & mining segment of the S&P TMI, which comprises the following sub-industries: Aluminum, Coal & Consumable Fuels, Copper, Diversified Metals & Mining, Gold, Precious Metals & Minerals, Silver, and SteelSeeks to track a modified equal weighted index which provides the potential for unconcentrated industry exposure across large, mid and small cap stocksAllows investors to take strategic or tactical positions at a more targeted level than traditional sector based investing