MDY · SPDR S&P MidCap 400 ETF Trust
MDY tracks s&P MidCap 400, book from IJH and returned +16.5% over the past year.
Period by period
| Window | Total return | S&P 500 | Gap to S&P 500 | Gap to Nasdaq-100 |
|---|---|---|---|---|
| 3 months | +2.8% | +4.7% | −1.9 pts | +0.7 pts |
| 6 months | +11.5% | +15.2% | −3.6 pts | −8.6 pts |
| 1 year | +16.5% | +20.0% | −3.4 pts | −9.1 pts |
| 3 years | +50.3% | +78.0% | −27.7 pts | −43.2 pts |
| Since listing | +532.7% | +811.4% | −278.7 pts | −1151.4 pts |
In plain words
MDY is a index equity fund tracking S&P MidCap 400, book from IJH. Over the year to Sep 4, 2026 it returned +16.5% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% for the Nasdaq-100. By its holdings filed for Jun 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 400 positions, with the top ten at 7.7%. It sat 3.5% below its high of Aug 14, 2026 on Sep 4, 2026.
| What it tracks | S&P MidCap 400, book from IJH |
|---|---|
| Fund type | Index equity fund |
| Expense ratio (prospectus XBRL) | not published |
| Price | $691.52 |
| Listed since | Jan 4, 2010 |
| Net assets (SEC filing, whole fund, as filed for Jun 30, 2026) | $124.3bn |
| Below its high (ETFIQ) | −3.5% |
| Holdings | 400 |
| Top ten weight | 7.7% |
| Holdings as of (SEC filing) | Jun 30, 2026 |
| Top holdings | TWILIO INC 0.9%, CARPENTER TECHNOLOGY CORP 0.8%, MKS INC 0.8%, CURTISS-WRIGHT CORP 0.8%, NVENT ELECTRIC PLC 0.8%, ENTEGRIS INC 0.8%, ATI INC 0.7%, ILLUMINA INC 0.7%, TECHNIPFMC PLC 0.7%, STERLING INFRASTRUCTURE INC 0.7% |
| Already in the S&P 500, by weight (ETFIQ) | 0.0% |
| Active share vs the S&P 500 (ETFIQ) | 100.0% |
| Already in the Nasdaq-100, by weight (ETFIQ) | 0.0% |
Questions people ask
- How has MDY performed?
- Over the year to Sep 4, 2026, MDY returned +16.5% with distributions reinvested, against +20.0% for the S&P 500. Over three years the figure is +50.3%.
- What does MDY hold?
- 400 positions as filed for Jun 30, 2026, with the top ten at 7.7% of the fund. 0% of its weight is in stocks the S&P 500 also holds.
- How far is MDY below its high?
- 3.5% below its high of Aug 14, 2026, measured on the reinvested series to Sep 4, 2026.
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Funds near this one
Cite this page. ETFIQ, MDY, core index fund, data as of Sep 4, 2026. https://etfiq.com/funds/MDY.html Free to use with attribution; the underlying files are at Open data.
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