REM vs. IWM
Compare and contrast key facts about iShares Mortgage Real Estate ETF (REM) and iShares Russell 2000 ETF (IWM).
REM and IWM are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. REM is a passively managed fund by iShares that tracks the performance of the FTSE NAREIT All Mortgage Capped Index. It was launched on May 4, 2007. IWM is a passively managed fund by iShares that tracks the performance of the Russell 2000 Index. It was launched on May 22, 2000. Both REM and IWM are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.
Performance
REM vs. IWM - Performance Comparison
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REM vs. IWM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
REM iShares Mortgage Real Estate ETF | -2.83% | 13.30% | -1.00% | 14.43% | -27.56% | 16.14% | -19.99% | 21.34% | -3.09% | 18.43% |
IWM iShares Russell 2000 ETF | 1.56% | 12.66% | 11.38% | 16.83% | -20.48% | 14.54% | 20.03% | 25.39% | -11.12% | 14.58% |
Returns By Period
In the year-to-date period, REM achieves a -2.83% return, which is significantly lower than IWM's 1.56% return. Over the past 10 years, REM has underperformed IWM with an annualized return of 3.23%, while IWM has yielded a comparatively higher 9.83% annualized return.
REM
- 1D
- -0.37%
- 1M
- -5.30%
- YTD
- -2.83%
- 6M
- 0.50%
- 1Y
- 4.62%
- 3Y*
- 8.76%
- 5Y*
- -1.60%
- 10Y*
- 3.23%
IWM
- 1D
- 0.63%
- 1M
- -5.23%
- YTD
- 1.56%
- 6M
- 3.44%
- 1Y
- 26.43%
- 3Y*
- 13.18%
- 5Y*
- 3.47%
- 10Y*
- 9.83%
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REM vs. IWM - Expense Ratio Comparison
REM has a 0.48% expense ratio, which is higher than IWM's 0.19% expense ratio.
Return for Risk
REM vs. IWM — Risk / Return Rank
REM
IWM
REM vs. IWM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Mortgage Real Estate ETF (REM) 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.
| REM | IWM | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.22 | 1.15 | -0.92 |
Sortino ratioReturn per unit of downside risk | 0.43 | 1.70 | -1.27 |
Omega ratioGain probability vs. loss probability | 1.06 | 1.22 | -0.16 |
Calmar ratioReturn relative to maximum drawdown | 0.29 | 1.93 | -1.63 |
Martin ratioReturn relative to average drawdown | 0.81 | 7.08 | -6.27 |
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
| REM | IWM | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.22 | 1.15 | -0.92 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.07 | 0.15 | -0.22 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.11 | 0.43 | -0.31 |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.05 | 0.34 | -0.39 |
Correlation
The correlation between REM and IWM is 0.68, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.
Dividends
REM vs. IWM - Dividend Comparison
REM's dividend yield for the trailing twelve months is around 9.25%, more than IWM's 1.02% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
REM iShares Mortgage Real Estate ETF | 9.25% | 8.70% | 9.61% | 9.46% | 11.13% | 7.29% | 7.72% | 8.16% | 10.00% | 9.97% | 10.03% | 11.99% |
IWM iShares Russell 2000 ETF | 1.02% | 1.04% | 1.15% | 1.35% | 1.48% | 0.94% | 1.04% | 1.26% | 1.40% | 1.26% | 1.38% | 1.54% |
Drawdowns
REM vs. IWM - Drawdown Comparison
The maximum REM drawdown since its inception was -74.73%, which is greater than IWM's maximum drawdown of -59.05%. Use the drawdown chart below to compare losses from any high point for REM and IWM.
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Drawdown Indicators
| REM | IWM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -74.73% | -59.05% | -15.68% |
Max Drawdown (1Y)Largest decline over 1 year | -14.38% | -13.74% | -0.64% |
Max Drawdown (5Y)Largest decline over 5 years | -43.31% | -31.91% | -11.40% |
Max Drawdown (10Y)Largest decline over 10 years | -68.52% | -41.13% | -27.39% |
Current DrawdownCurrent decline from peak | -24.42% | -7.33% | -17.09% |
Average DrawdownAverage peak-to-trough decline | -38.50% | -10.83% | -27.67% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.24% | 3.73% | +1.51% |
Volatility
REM vs. IWM - Volatility Comparison
iShares Mortgage Real Estate ETF (REM) has a higher volatility of 7.75% compared to iShares Russell 2000 ETF (IWM) at 7.36%. This indicates that REM's price experiences larger fluctuations and is considered to be riskier 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
| REM | IWM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.75% | 7.36% | +0.39% |
Volatility (6M)Calculated over the trailing 6-month period | 12.82% | 14.48% | -1.66% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.02% | 23.18% | -2.16% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.56% | 22.54% | +1.02% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.22% | 22.99% | +5.23% |