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MDYvsIQSMETF Comparison
SPDR S&P MIDCAP 400 ETF Trust (MDY) and NYLI Candriam U.S. Mid Cap Equity ETF (IQSM) belong to the same industry segment: US Mid Cap. MDY's top 3 sector exposures are Industrials, Financials and Information Technology. In contrast, IQSM's top sector exposures are Industrials, Information Technology and Health Care. MDY is more expensive with a Total Expense Ratio (TER) of 0.23%, versus 0.16% for IQSM. MDY is up 3.81% year-to-date (YTD) with -$798M in YTD flows. IQSM performs worse with 2.19% YTD performance, and +$61M in YTD flows. Run a side-by-side ETF comparison of MDY and IQSM below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
MDY vs IQSM performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MDY IQSM | -4.43%-4.49% | +2.17%+1.51% | +3.81%+2.19% | +18.61%+16.54% | +47.78%+37.85% | +41.33%n/a |
| Flows | MDY IQSM | -$150M+$45M | -$274M+$60M | -$798M+$61M | -$1.59B+$44M | -$1.16B+$219M | -$2.33B- |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MDY IQSM | +15.13%+14.74% | +20.79%+20.38% | +18.02%+17.48% | +19.84%n/a |
| Max drawdown | MDY IQSM | -5.36%-5.34% | -15.01%-15.27% | -23.91%-23.67% | -23.91%n/a |
| Max drawdown duration | MDY IQSM | 16d12d | 46d46d | 379d379d | 379dn/a |
MDY | IQSM | |
Last sale 3/12/2026 at 1:30 PM | $611.77 | $34.57 |
| Previous close 03/11/2026 | $624.53 | $35.30 |
| Consolidated volume 03/11/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Create an account to view replication metrics
MDY | IQSM | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
MDY | IQSM | |
|---|---|---|
| Last price | $611.77 | $34.57 |
| 1D performance | -2.04% | -2.05% |
| AuM | $24.31 B | $270.78 M |
| E/R | 0.23% | 0.16% |
MDY | IQSM | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | SPDR | New York Life Investments |
| Benchmark | S&P MidCap 400 Index | NYLI Candriam U.S. Mid Cap Equity Index |
| N° of holdings | 382 | 219 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 4, 1995 | October 25, 2022 |
| ESG | No | Yes |
Countries
Sectors
Diversification
Total weight of top 15 holdings out of 15
Total weight of top 15 holdings out of 15
Top 15 holdings
How have the MDY and IQSM ETFs performed in 2026?
As of March 10, 2026, MDY is up 3.81% year-to-date (YTD), while IQSM has returned 2.19%. That puts MDY better performer ahead so far this year.
Which ETF is attracting more investor money: MDY or IQSM?
Year-to-date, the MDY ETF saw -$798M in flows, compared to +$61M for IQSM.
Which ETF is more volatile: MDY or IQSM?
Over the past year, MDY had a volatility of 20.79%, while IQSM experienced 20.38%.
Which ETF is bigger: MDY or IQSM?
As of March 10, 2026, MDY holds $24.31 B in assets under management (AUM), while IQSM manages $270.78 M.
What sectors do the MDY and IQSM ETFs invest in?
MDY leans toward sectors like Industrials, Financials and Information Technology. Meanwhile, IQSM focuses on Industrials, Information Technology and Health Care.
What are the top holdings of the MDY ETF and IQSM ETF?
MDY top holdings include CIENA, US19247G1076 and LUMENTUM HOLDINGS. IQSM holds in its top three: BLOOM ENERGY CORP, LUMENTUM HOLDINGS and TECHNIPFMC PLC.
Which ETF is more diversified: MDY or IQSM?
MDY holds 399 securities with 10.49% of its assets in the top 15. IQSM has 225 securities and a top 15 weight of 13.06%.
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