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State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) ETF Overview
Price history, fund statistics and profile — an exchange-traded fund.
Exchange-Traded Funds · Mid-Cap Growth · DATA UPDATED 2026-08-31
State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) is an exchange-traded fund managed by State Street Investment Management in the "Mid-Cap Growth" category. It manages roughly $3 billion in assets.
The fund generally invests substantially all, but at least 80%, of its total assets in the securities comprising the index. The index measures the performance of the mid-capitalization growth segment of the U.S. equity market.
Interactive chart & fund stats →
MDYG Fund Statistics
| Expense ratio | 0.15% |
| Trailing yield | 0.60% |
| Assets under management | $3 billion |
| Fund category | Mid-Cap Growth |
| Fund family | State Street Investment Management |
| Inception | 2005-11-08 |
The live price chart, fund profile and news are in the interactive MDYG viewer.
Other Companies in Mid-Cap Growth
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