Open an account

State Street SPDR S&P MIDCAP 400 ETF Trust

MDY · ETF

$660.16−$3.84 (−0.58%)TodayMarket closed ·
Prev close $664.00

About MDY

MDY was created on 1995-05-04 by SPDR. The fund's investment portfolio concentrates primarily on mid cap equity. The ETF currently has 25935.16m in AUM and 401 holdings. MDY tracks a market cap-weighted index of mid-cap US companies.

Issuer
SPDR
Tracks
S&P Mid Cap 400
Expense ratio
0.23%
Assets under management
$25.95B
Inception
May 4, 1995
Asset class
Equity
Website
ssga.com

MDY key statistics

Market cap
0
Price-earnings ratio
0.00
Average volume
718.93K
Volume
412.95K
Open price
$660.07
High today
$662.35
Low today
$655.54
52 Week high
$717.35
52 Week low
$568.21

State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) at a glance

As of Oct 23, 2026, State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) shares are priced at $660.16, giving the company a market cap of 0 and a price-to-earnings ratio of 0.00.

Today the fund has traded between $655.54 and $662.35. The current price is 0.7% above the day's low and 0.3% below its high.

Volume so far is 412.95K shares, below the average of 718.93K shares a day.

Over the past year State Street SPDR S&P MIDCAP 400 ETF Trust has ranged from $568.21 to $717.35, and now sits 62% of the way up that range.

MDY news

  • Surbhi Jain

    Is The Market Now Just The Mag-7? Investors Call Tech Concentration A Major Risk

  • Piero Cingari

    DeepSeek Selloff Is A Correction, Not Start Of 'Sustained Bear Market': Goldman Sachs

Most active stocks

Highest trading volume today

Newly listed

Companies that went public in the past six weeks

Information on this page is provided for informational purposes only and is not a recommendation to buy, sell or hold any security. Investing involves risk, including possible loss of principal. Market data is delayed at least 15 minutes and is provided without warranty. Analyst ratings, price targets and company data come from third-party sources. Past performance does not guarantee future results.