IUS3.DE vs. RS2K.DE
IUS3.DE (iShares S&P SmallCap 600 UCITS ETF USD (Dist)) and RS2K.DE (Amundi Russell 2000 UCITS ETF EUR) are both Small Cap Blend Equities funds - IUS3.DE tracks the S&P SmallCap 600 Index while RS2K.DE tracks the Russell 2000®. Both are passively managed. Over the past 10 years, IUS3.DE returned 10.59%/yr vs 10.91%/yr for RS2K.DE. With a 0.96 correlation, they move nearly in lockstep. IUS3.DE charges 0.40%/yr vs 0.35%/yr for RS2K.DE.
Performance
IUS3.DE vs. RS2K.DE - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with IUS3.DE having a 23.27% return and RS2K.DE slightly lower at 22.77%. Both investments have delivered pretty close results over the past 10 years, with IUS3.DE having a 10.59% annualized return and RS2K.DE not far ahead at 10.91%.
IUS3.DE
- 1D
- 0.08%
- 1M
- 7.69%
- 6M
- 24.81%
- YTD
- 23.27%
- 1Y
- 34.65%
- 3Y*
- 13.04%
- 5Y*
- 7.32%
- 10Y*
- 10.59%
RS2K.DE
- 1D
- 0.10%
- 1M
- 5.16%
- 6M
- 23.97%
- YTD
- 22.77%
- 1Y
- 38.33%
- 3Y*
- 15.84%
- 5Y*
- 7.15%
- 10Y*
- 10.91%
IUS3.DE vs. RS2K.DE - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IUS3.DE iShares S&P SmallCap 600 UCITS ETF USD (Dist) | 23.27% | -4.35% | 12.84% | 13.50% | -12.46% | 38.71% | 0.11% | 25.84% | -6.51% | -0.88% |
RS2K.DE Amundi Russell 2000 UCITS ETF EUR | 22.77% | 1.29% | 15.87% | 14.96% | -16.48% | 24.69% | 8.27% | 29.13% | -8.90% | 0.74% |
Correlation
The correlation between IUS3.DE and RS2K.DE is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.91 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.95 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.96 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.96 |
Correlation (All Time) Calculated using the full available price history since Jan 7, 2014 | 0.96 |
The correlation between IUS3.DE and RS2K.DE has been stable across timeframes, ranging from 0.91 to 0.96 - a consistent structural relationship.
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Return for Risk
IUS3.DE vs. RS2K.DE — Risk / Return Rank
IUS3.DE
RS2K.DE
IUS3.DE vs. RS2K.DE - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares S&P SmallCap 600 UCITS ETF USD (Dist) (IUS3.DE) and Amundi Russell 2000 UCITS ETF EUR (RS2K.DE). 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.
| IUS3.DE | RS2K.DE | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.03 | ||
| Sortino ratioReturn per unit of downside risk | 0.00 | ||
| Omega ratioGain probability vs. loss probability | 1.37 | 1.35 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 5.49 | 4.49 | +1.01 |
| Martin ratioReturn relative to average drawdown | 16.51 | 13.33 | +3.18 |
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Drawdowns
IUS3.DE vs. RS2K.DE - Drawdown Comparison
The maximum IUS3.DE drawdown since its inception was -57.43%, which is greater than RS2K.DE's maximum drawdown of -41.14%. Use the drawdown chart below to compare losses from any high point for IUS3.DE and RS2K.DE.
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Drawdown Indicators
| IUS3.DE | RS2K.DE | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -57.43% | -41.14% | -16.29% |
Max Drawdown (1Y)Largest decline over 1 year | -6.28% | -8.50% | +2.22% |
Max Drawdown (3Y)Largest decline over 3 years | -32.89% | -32.48% | -0.41% |
Max Drawdown (5Y)Largest decline over 5 years | -32.89% | -32.48% | -0.41% |
Max Drawdown (10Y)Largest decline over 10 years | -41.55% | -41.14% | -0.41% |
Current DrawdownCurrent decline from peak | -2.22% | -1.83% | -0.39% |
Average DrawdownAverage peak-to-trough decline | -12.69% | -9.11% | -3.58% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.09% | 2.87% | -0.78% |
Volatility
IUS3.DE vs. RS2K.DE - Volatility Comparison
The current volatility for iShares S&P SmallCap 600 UCITS ETF USD (Dist) (IUS3.DE) is 4.30%, while Amundi Russell 2000 UCITS ETF EUR (RS2K.DE) has a volatility of 4.82%. This indicates that IUS3.DE experiences smaller price fluctuations and is considered to be less risky than RS2K.DE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IUS3.DE | RS2K.DE | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.30% | 4.82% | -0.52% |
Volatility (6M)Calculated over the trailing 6-month period | 11.01% | 12.56% | -1.55% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.72% | 18.24% | -1.52% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.10% | 20.99% | -0.89% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.40% | 21.60% | -0.20% |
IUS3.DE vs. RS2K.DE - Expense Ratio Comparison
IUS3.DE has a 0.40% expense ratio, which is higher than RS2K.DE's 0.35% expense ratio.
Dividends
IUS3.DE vs. RS2K.DE - Dividend Comparison
IUS3.DE's dividend yield for the trailing twelve months is around 0.96%, while RS2K.DE has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IUS3.DE iShares S&P SmallCap 600 UCITS ETF USD (Dist) | 0.96% | 1.24% | 1.13% | 1.08% | 1.05% | 0.62% | 0.96% | 0.92% | 0.98% | 0.79% | 0.84% | 0.54% |
RS2K.DE Amundi Russell 2000 UCITS ETF EUR | 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
With a correlation of 0.91, IUS3.DE and RS2K.DE move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
On fees, RS2K.DE is cheaper at 0.35% per year. The better choice depends on whether you care most about return, fees, risk, or income.
RS2K.DE is cheaper with a 0.35% expense ratio, compared with 0.40% for IUS3.DE.
IUS3.DE tracks S&P SmallCap 600 Index, while RS2K.DE tracks Russell 2000®. They also come from different issuers: iShares and Amundi. Their fees differ too: 0.40% for IUS3.DE and 0.35% for RS2K.DE.
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