ProShares UltraShort Materials (SMN) is an exchange-traded fund in the Trading Inverse Equity category. It has $4.10M in assets, an expense ratio of 0.95% and a 3.60% dividend yield. The index is designed to measure the performance of materials companies included in the S&P 500 Index. Under normal circumstances, the fund will obtain inverse leveraged exposure to at least 80% of its total assets in components of the index or in instruments with similar economic characteristics. The fund is non-diversified.