State Street SPDR S&P MIDCAP 400 ETF Trust

1D
1W
1M
3M
YTD
1Y
5Y
ALL

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. 

Index-Tracked
S&P MidCap 400 TR
Index-TrackedS&P MidCap 400 TR
Category
Mid-Cap Blend
CategoryMid-Cap Blend
Number of holdings
400
Number of holdings400
Inception Date
May 4, 1995
Inception DateMay 4, 1995

What's in this fund

Sectors

As of January 31, 2026
Industrials22.98%
Technology16.31%
Financial Services15.14%
Consumer Cyclical11.77%
Healthcare8.83%
Real Estate7.05%
Basic Materials4.89%
Energy4.46%
Consumer Defensive3.97%
Utilities3.05%
Communication Services1.55%

MDY Key Statistics

AUM
24.39B
AUM24.39B
Price-Earnings ratio
23.11
Price-Earnings ratio23.11
30-Day yield
30-Day yield
Average volume
1.51M
Average volume1.51M
High today
$636.57
High today$636.57
Low today
$625.63
Low today$625.63
Open price
$629.04
Open price$629.04
Volume
1.36M
Volume1.36M
52 Week high
$662.65
52 Week high$662.65
52 Week low
$458.82
52 Week low$458.82
Expense ratio
0.23
Expense ratio0.23

Stock Snapshot

As of today, State Street SPDR S&P MIDCAP 400 ETF Trust(MDY) shares are valued at $626.56. The company's market cap stands at 24.28B, with a P/E ratio of 23.11 and a dividend yield of 1.3%.

On 2026-03-11, State Street SPDR S&P MIDCAP 400 ETF Trust(MDY) stock traded between a low of $625.63 and a high of $636.57. Shares are currently priced at $626.56, which is +0.1% above the low and -1.6% below the high.

The State Street SPDR S&P MIDCAP 400 ETF Trust(MDY)'s current trading volume is 1.36M, compared to an average daily volume of 1.51M.

During the past year, State Street SPDR S&P MIDCAP 400 ETF Trust(MDY) stock moved between $458.82 at its lowest and $662.65 at its peak.

During the past year, State Street SPDR S&P MIDCAP 400 ETF Trust(MDY) stock moved between $458.82 at its lowest and $662.65 at its peak.

Average Annual Return

Similar Marketcap

This list is generated by looking at the six larger and six smaller companies by market cap in relation to this company.

Popular Stocks

This list is generated by looking at the top 100 stocks and ETFs most commonly held by Robinhood customers and showing a random subset

Newly Listed

This list is generated by showing companies that recently went public.

All investments involve risks, including the loss of principal. Performance data represents past performance and is no guarantee of future results. Investment returns and principal value will fluctuate and are subject to market volatility. An investment, when redeemed, may be worth more or less than the original cost. Current performance may be lower or higher than the performance data quoted. Options are risky and aren’t suitable for all investors. To learn more about risks, read the Options Disclosure Document.