ProShares UltraPro MidCap400 (UMDD) seeks to deliver three times (3x) the daily performance of the S&P MidCap 400 Index, which measures the stock performance of 400 mid-sized U.S. companies with market capitalizations typically between $3-13 billion.

How It Works

UMDD uses derivatives including swaps, futures contracts, and other financial instruments to achieve 300% leveraged exposure to its benchmark index. The fund rebalances daily to maintain its 3x leverage target, meaning it seeks 3x performance only on a single-day basis. ProShares actively manages the derivative positions and cash collateral to track the amplified daily moves of mid-cap stocks, with holdings concentrated in financial instruments rather than actual stocks.

Key Features

  • Provides 3x leveraged exposure to mid-cap stocks, amplifying both gains and losses compared to unleveraged mid-cap ETFs
  • Daily rebalancing maintains precise 3x leverage ratio, making it suitable only for short-term tactical trading strategies
  • Focuses on S&P MidCap 400 companies, offering different risk-return profile than large-cap or small-cap leveraged alternatives

Risks

  • This ETF can lose value rapidly due to daily compounding effects—if mid-caps drop 10% then rise 10%, the fund does NOT return to break-even
  • Leveraged structure means a 33% decline in the underlying index would result in approximately 100% loss of investment value in single day
  • Mid-cap stocks are more volatile than large-caps, potentially experiencing 40-60% swings during market stress, amplified to 120-180% moves in this fund

Who Should Own This

Designed exclusively for sophisticated day traders and short-term tactical investors with very high risk tolerance and maximum 1-3 day holding periods. Requires active daily monitoring and represents speculative satellite allocation of 1-5% maximum. Unsuitable for buy-and-hold investors or retirement accounts due to compounding decay over time.