The Market Vectors Steel ETF (Ticker: SLX) seeks investment results that correspond generally to the performance, before fees and expenses, of the Amex Steel Index. The index is a modified market capitalization-weighted index comprised of 30 publicly traded companies involved primarily in the production of steel products or mining and processing of iron ore. Stocks must have a market cap exceeding $100 million and daily average trading volume of at least $1 million over the past 3 months. Index includes US common stocks and ADRs. The weight of any single component security may not account for more than 20% of the total value of the index and the aggregate weight of those component securities which individually represent more than 4.5% of the total value of the index may not account for more than 50% of the index. The Fund normally invests at least 95% of its total assets in securities that comprise index.