MDYvsIWSETF Comparison
State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) belongs to the US Mid Cap segment. iShares Russell Mid-Cap Value ETF (IWS) is part of the US Mid Cap Value segment. MDY's top 3 sector exposures are Industrials, Information Technology and Financials. In contrast, IWS's top sector exposures are Industrials, Financials and Information Technology. Both MDY and IWS have the same Total Expense Ratio (TER) of 0.23%. MDY is up 10.24% year-to-date (YTD) with -$549M in YTD flows. IWS performs better with 10.75% YTD performance, and -$947M in YTD flows. Run a side-by-side ETF comparison of MDY and IWS 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 IWS performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MDY IWS | +8.22%+6.85% | +3.47%+5.40% | +10.24%+10.75% | +33.55%+29.54% | +50.86%+53.85% | +43.40%+47.83% |
| Flows | MDY IWS | +$17M-$647M | -$186M-$689M | -$549M-$947M | -$1.13B-$1.34B | -$931M-$2.95B | -$2.08B-$3.16B |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MDY IWS | +17.97%+15.22% | +15.96%+13.54% | +18.00%+15.52% | +19.86%+17.36% |
| Max drawdown | MDY IWS | -8.78%-7.51% | -8.78%-7.51% | -23.91%-20.45% | -23.91%-21.32% |
| Max drawdown duration | MDY IWS | 53d44d | 53d44d | 379d269d | 379d785d |
MDY | IWS | |
Last sale 4/24/2026 at 1:30 PM | $664.47 | $155.68 |
| Previous close 04/23/2026 | $663.01 | $155.95 |
| Consolidated volume 04/23/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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MDY | IWS | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
MDY | IWS | |
|---|---|---|
| Last price | $664.47 | $155.68 |
| 1D performance | +0.22% | -0.17% |
| AuM | $26.01 B | $14.82 B |
| E/R | 0.23% | 0.23% |
MDY | IWS | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | State Street Investment Management | iShares |
| Benchmark | S&P MidCap 400 Index | Russell Midcap Value Index |
| N° of holdings | 381 | 639 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 4, 1995 | July 17, 2001 |
| ESG | No | No |
Countries
Sectors
Diversification
Total weight of top 15 holdings out of 15
Total weight of top 15 holdings out of 15
