SPDR S&P MidCap 400 Index Fund
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Why Robinhood?
Robinhood gives you the tools you need to put your money in motion. You can buy or sell MDY and other ETFs, options, and stocks.About MDY
MDY tracks a market cap-weighted index of mid-cap US companies. The listed name for MDY is SPDR S&P MidCap 400 ETF Trust.
Index-TrackedS&P MidCap 400 TR
Index-TrackedS&P MidCap 400 TR
CategoryMid-Cap Blend
CategoryMid-Cap Blend
Number of holdings401
Number of holdings401
Inception DateMay 4, 1995
Inception DateMay 4, 1995
What's in this fund
Sectors
As of August 31, 2025Industrials22.70%
Financial Services16.24%
Technology14.86%
Consumer Cyclical13.23%
Healthcare8.28%
Real Estate7.50%
Consumer Defensive5.01%
Basic Materials3.97%
Energy3.77%
Utilities3.14%
Communication Services1.30%
Top 10 Holdings (6.84% of total assets)
As of August 31, 2025NameSymbol% Assets
EmcorEME0.91%
Comfort SystemsFIX0.81%
Pure StoragePSTG0.79%
RB GlobalRBA0.69%
FlexFLEX0.67%
Casey's General StoresCASY0.60%
Burlington Coat FactoryBURL0.60%
Guidewire SoftwareGWRE0.59%
Curtiss WrightCW0.59%
US FoodsUSFD0.59%
MDY Key Statistics
AUM23.92B
AUM23.92B
Price-Earnings ratio21.19
Price-Earnings ratio21.19
30-Day yield—
30-Day yield—
Average volume692.32K
Average volume692.32K
High today$601.47
High today$601.47
Low today$595.77
Low today$595.77
Open price$600.75
Open price$600.75
Volume438.67K
Volume438.67K
52 Week high$624.13
52 Week high$624.13
52 Week low$458.82
52 Week low$458.82
Expense ratio0.24
Expense ratio0.24