State Street SPDR S&P 400 Mid Cap Value ETF (MDYV) seeks to track the S&P MidCap 400 Value Index, which measures the performance of mid-capitalization U.S. companies exhibiting value characteristics like low price-to-book ratios, low price-to-earnings ratios, and high dividend yields relative to their mid-cap peers.

How It Works

MDYV uses a passively managed, market-capitalization-weighted approach that holds approximately 200-250 mid-cap value stocks selected from the S&P MidCap 400 universe. Companies are screened using three value metrics: price-to-book ratio, price-to-earnings ratio, and sales-to-price ratio, with the lowest-scoring half qualifying for inclusion. The fund rebalances quarterly to maintain alignment with index changes and value score updates.

Key Features

  • Focuses exclusively on mid-cap value stocks, capturing companies often overlooked by large-cap focused value ETFs
  • Targets undervalued mid-cap companies with market capitalizations typically between $2-10 billion for growth potential
  • Part of State Street's SPDR lineup with strong liquidity and tight bid-ask spreads for efficient trading

Risks

  • This ETF can lose significant value if value investing falls out of favor, as growth stocks outperform value stocks for extended periods
  • Mid-cap stocks are more volatile than large-caps and could decline 40-50% during severe market downturns like 2008-2009
  • Value traps risk exists when companies appear cheap but face fundamental business deterioration, leading to permanent capital loss

Who Should Own This

Best suited as a satellite holding (10-20% of equity allocation) for investors with 3-7 year time horizons seeking mid-cap value exposure. Requires medium-to-high risk tolerance due to mid-cap volatility and value style cyclicality. Works well for investors building factor-diversified portfolios or those believing mid-cap value stocks are undervalued.