IYH vs. IWM
IYH (iShares U.S. Healthcare ETF) and IWM (iShares Russell 2000 ETF) are both exchange-traded funds - IYH is a Health & Biotech Equities fund tracking the Dow Jones U.S. Health Care Index, while IWM is a Small Cap Blend Equities fund tracking the Russell 2000 Index. Both are passively managed. Over the past 10 years, IYH returned 8.96%/yr vs 10.93%/yr for IWM. A 0.64 correlation means they provide meaningful diversification when combined. IYH charges 0.43%/yr vs 0.19%/yr for IWM.
Performance
IYH vs. IWM - Performance Comparison
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Returns By Period
In the year-to-date period, IYH achieves a -4.19% return, which is significantly lower than IWM's 17.07% return. Over the past 10 years, IYH has underperformed IWM with an annualized return of 8.96%, while IWM has yielded a comparatively higher 10.93% annualized return.
IYH
- 1D
- 0.96%
- 1M
- 1.98%
- YTD
- -4.19%
- 6M
- -4.54%
- 1Y
- 13.08%
- 3Y*
- 5.48%
- 5Y*
- 4.59%
- 10Y*
- 8.96%
IWM
- 1D
- -1.37%
- 1M
- 3.52%
- YTD
- 17.07%
- 6M
- 15.83%
- 1Y
- 39.10%
- 3Y*
- 17.88%
- 5Y*
- 6.11%
- 10Y*
- 10.93%
IYH vs. IWM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IYH iShares U.S. Healthcare ETF | -4.19% | 13.16% | 2.99% | 2.14% | -4.46% | 23.41% | 15.56% | 20.80% | 5.80% | 22.27% |
IWM iShares Russell 2000 ETF | 17.07% | 12.66% | 11.38% | 16.83% | -20.48% | 14.54% | 20.03% | 25.39% | -11.12% | 14.58% |
Correlation
The correlation between IYH and IWM is 0.42, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.42 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.47 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.54 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.58 |
Correlation (All Time) Calculated using the full available price history since Jun 19, 2000 | 0.64 |
Over the past year, the correlation between IYH and IWM has dropped to 0.42 - well below their long-term average of 0.64, suggesting their price drivers have been diverging.
IYH vs. IWM - Sectors Allocation Comparison
Sectors
IYH
IWM
Healthcare
Basic Materials
-
Communication Services
-
Consumer Cyclical
-
Consumer Defensive
-
Energy
-
Financial Services
-
Industrials
-
Real Estate
-
Technology
-
Utilities
-
Healthcare
IYH
IWM
Basic Materials
IYH
-
IWM
Communication Services
IYH
-
IWM
Consumer Cyclical
IYH
-
IWM
Consumer Defensive
IYH
-
IWM
Energy
IYH
-
IWM
Financial Services
IYH
-
IWM
Industrials
IYH
-
IWM
Real Estate
IYH
-
IWM
Technology
IYH
-
IWM
Utilities
IYH
-
IWM
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Return for Risk
IYH vs. IWM — Risk / Return Rank
IYH
IWM
IYH vs. IWM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Healthcare ETF (IYH) and iShares Russell 2000 ETF (IWM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| IYH | IWM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.16 | ||
| Sortino ratioReturn per unit of downside risk | -1.42 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.34 | -0.18 |
| Calmar ratioReturn relative to maximum drawdown | 1.23 | 3.56 | -2.33 |
| Martin ratioReturn relative to average drawdown | 2.97 | 12.64 | -9.67 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| IYH | IWM | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.89 | 2.05 | -1.16 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.31 | 0.27 | +0.04 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.54 | 0.48 | +0.06 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.43 | 0.37 | +0.06 |
Drawdowns
IYH vs. IWM - Drawdown Comparison
The maximum IYH drawdown since its inception was -43.12%, smaller than the maximum IWM drawdown of -59.05%. Use the drawdown chart below to compare losses from any high point for IYH and IWM.
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Drawdown Indicators
| IYH | IWM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -43.12% | -59.05% | +15.93% |
Max Drawdown (1Y)Largest decline over 1 year | -10.64% | -11.03% | +0.39% |
Max Drawdown (3Y)Largest decline over 3 years | -17.91% | -27.50% | +9.59% |
Max Drawdown (5Y)Largest decline over 5 years | -17.91% | -31.91% | +14.00% |
Max Drawdown (10Y)Largest decline over 10 years | -28.40% | -41.13% | +12.73% |
Current DrawdownCurrent decline from peak | -7.36% | -1.49% | -5.87% |
Average DrawdownAverage peak-to-trough decline | -8.96% | -10.77% | +1.81% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.41% | 3.10% | +1.31% |
Volatility
IYH vs. IWM - Volatility Comparison
The current volatility for iShares U.S. Healthcare ETF (IYH) is 4.24%, while iShares Russell 2000 ETF (IWM) has a volatility of 5.75%. This indicates that IYH experiences smaller price fluctuations and is considered to be less risky than IWM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IYH | IWM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.24% | 5.75% | -1.51% |
Volatility (6M)Calculated over the trailing 6-month period | 10.32% | 13.53% | -3.21% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.74% | 19.20% | -4.46% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 14.92% | 22.52% | -7.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.72% | 23.04% | -6.32% |
IYH vs. IWM - Expense Ratio Comparison
IYH has a 0.43% expense ratio, which is higher than IWM's 0.19% expense ratio.
Dividends
IYH vs. IWM - Dividend Comparison
IYH's dividend yield for the trailing twelve months is around 1.30%, more than IWM's 0.88% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IWM iShares Russell 2000 ETF | 0.88% | 1.04% | 1.15% | 1.35% | 1.48% | 0.94% | 1.04% | 1.26% | 1.40% | 1.26% | 1.38% | 1.54% |
IYH iShares U.S. Healthcare ETF | 1.30% | 1.19% | 1.25% | 1.18% | 1.10% | 0.94% | 1.16% | 1.14% | 1.95% | 1.10% | 1.29% | 2.02% |
Frequently Asked Questions
IYH and IWM have a correlation of 0.42, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IWM has higher volatility (5.75%) compared to IYH (4.24%). In terms of maximum drawdown, IYH dropped -43.12% vs IWM's -59.05%.
On 10-year performance, IWM leads with 10.93% vs 8.96% for IYH. On fees, IWM is cheaper at 0.19% per year. On volatility, IYH has been the lower-risk option at 4.24%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, IWM has performed better with a 10.93% return vs 8.96%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IWM is cheaper with a 0.19% expense ratio, compared with 0.43% for IYH.
IYH has the higher dividend yield at 1.30%, compared with 0.88% for IWM.
IYH is categorized as Health & Biotech Equities, while IWM is Small Cap Blend Equities. IYH tracks Dow Jones U.S. Health Care Index, while IWM tracks Russell 2000 Index. Their fees differ too: 0.43% for IYH and 0.19% for IWM.
IWM currently has the higher Sharpe Ratio (2.05 vs 0.89), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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