ProShares UltraPro Short MidCap400 (SMDD) is an exchange-traded fund in the Trading Inverse Equity category. It has $2.10M in assets, an expense ratio of 0.95% and a 5.65% dividend yield. The index is designed to measure the performance of mid-cap companies listed and domiciled in the U.S. 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.