IWM vs. SMR
IWM (iShares Russell 2000 ETF) is Small Cap Blend Equities fund tracking the Russell 2000 Index, while SMR (NuScale Power Corporation) is a stock. Over the past 5 years, IWM returned 6.07%/yr vs -0.32%/yr for SMR. At a 0.39 correlation, their price movements are largely independent.
Performance
IWM vs. SMR - Performance Comparison
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Returns By Period
In the year-to-date period, IWM achieves a 19.22% return, which is significantly higher than SMR's -30.20% return.
IWM
- 1D
- 0.87%
- 1M
- 3.64%
- YTD
- 19.22%
- 6M
- 16.00%
- 1Y
- 39.16%
- 3Y*
- 17.23%
- 5Y*
- 6.07%
- 10Y*
- 11.27%
SMR
- 1D
- 3.34%
- 1M
- -17.31%
- YTD
- -30.20%
- 6M
- -46.07%
- 1Y
- -75.51%
- 3Y*
- 5.43%
- 5Y*
- -0.32%
- 10Y*
- —
IWM vs. SMR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
IWM iShares Russell 2000 ETF | 19.22% | 12.66% | 11.38% | 16.83% | -20.48% | 14.54% | 3.08% |
SMR NuScale Power Corporation | -30.20% | -20.97% | 444.98% | -67.93% | 2.29% | -0.89% | 1.20% |
Correlation
The correlation between IWM and SMR is 0.53, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.53 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.49 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.40 |
Correlation (All Time) Calculated using the full available price history since Dec 9, 2020 | 0.39 |
The correlation between IWM and SMR shifts across timeframes, from 0.39 (all time) to 0.53 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
IWM vs. SMR — Risk / Return Rank
IWM
SMR
IWM vs. SMR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Russell 2000 ETF (IWM) and NuScale Power Corporation (SMR). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| IWM | SMR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.73 | ||
| Sortino ratioReturn per unit of downside risk | +3.99 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 0.87 | +0.46 |
| Calmar ratioReturn relative to maximum drawdown | 3.57 | -0.91 | +4.48 |
| Martin ratioReturn relative to average drawdown | 12.63 | -1.32 | +13.94 |
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Drawdowns
IWM vs. SMR - Drawdown Comparison
The maximum IWM drawdown since its inception was -59.05%, smaller than the maximum SMR drawdown of -87.47%. Use the drawdown chart below to compare losses from any high point for IWM and SMR.
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Drawdown Indicators
| IWM | SMR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -59.05% | -87.47% | +28.42% |
Max Drawdown (1Y)Largest decline over 1 year | -11.03% | -82.86% | +71.83% |
Max Drawdown (3Y)Largest decline over 3 years | -27.50% | -82.86% | +55.36% |
Max Drawdown (5Y)Largest decline over 5 years | -31.91% | -87.47% | +55.56% |
Max Drawdown (10Y)Largest decline over 10 years | -41.13% | — | — |
Current DrawdownCurrent decline from peak | 0.00% | -81.49% | +81.49% |
Average DrawdownAverage peak-to-trough decline | -10.76% | -35.08% | +24.32% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.12% | 57.39% | -54.27% |
Volatility
IWM vs. SMR - Volatility Comparison
The current volatility for iShares Russell 2000 ETF (IWM) is 7.16%, while NuScale Power Corporation (SMR) has a volatility of 28.93%. This indicates that IWM experiences smaller price fluctuations and is considered to be less risky than SMR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IWM | SMR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.16% | 28.93% | -21.77% |
Volatility (6M)Calculated over the trailing 6-month period | 14.29% | 69.57% | -55.28% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.73% | 102.59% | -82.86% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.61% | 93.50% | -70.89% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.08% | 89.31% | -66.23% |
Dividends
IWM vs. SMR - Dividend Comparison
IWM's dividend yield for the trailing twelve months is around 0.87%, while SMR has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IWM iShares Russell 2000 ETF | 0.87% | 1.04% | 1.15% | 1.35% | 1.48% | 0.94% | 1.04% | 1.26% | 1.40% | 1.26% | 1.38% | 1.54% |
SMR NuScale Power Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IWM and SMR have a correlation of 0.53, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SMR has higher volatility (28.93%) compared to IWM (7.16%). In terms of maximum drawdown, IWM dropped -59.05% vs SMR's -87.47%.
IWM currently has the higher Sharpe Ratio (1.99 vs -0.74), 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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