IUSA.MI vs. CSSPX.MI
IUSA.MI (iShares Core S&P 500 UCITS ETF USD Dist) and CSSPX.MI (iShares Core S&P 500 UCITS ETF USD (Acc)) are both S&P 500 funds from iShares tracking the S&P 500 Index. Both are passively managed. Over the past 10 years, IUSA.MI returned 14.76%/yr vs 14.96%/yr for CSSPX.MI. Their correlation of 0.95 suggests significant overlap in exposure. Both charge a 0.07% expense ratio.
Performance
IUSA.MI vs. CSSPX.MI - Performance Comparison
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Returns By Period
The year-to-date returns for both investments are quite close, with IUSA.MI having a 11.29% return and CSSPX.MI slightly higher at 11.35%. Both investments have delivered pretty close results over the past 10 years, with IUSA.MI having a 14.76% annualized return and CSSPX.MI not far ahead at 14.96%.
IUSA.MI
- 1D
- -0.12%
- 1M
- 4.34%
- YTD
- 11.29%
- 6M
- 10.77%
- 1Y
- 25.34%
- 3Y*
- 18.75%
- 5Y*
- 14.63%
- 10Y*
- 14.76%
CSSPX.MI
- 1D
- -0.13%
- 1M
- 4.38%
- YTD
- 11.35%
- 6M
- 10.87%
- 1Y
- 25.56%
- 3Y*
- 18.86%
- 5Y*
- 14.77%
- 10Y*
- 14.96%
IUSA.MI vs. CSSPX.MI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IUSA.MI iShares Core S&P 500 UCITS ETF USD Dist | 11.29% | 4.17% | 33.56% | 22.16% | -14.75% | 40.69% | 7.30% | 34.11% | -1.42% | 6.61% |
CSSPX.MI iShares Core S&P 500 UCITS ETF USD (Acc) | 11.35% | 4.27% | 33.76% | 22.03% | -14.58% | 40.89% | 7.57% | 34.27% | -1.05% | 6.71% |
Correlation
The correlation between IUSA.MI and CSSPX.MI is 0.99 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.99 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.99 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.99 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.99 |
Correlation (All Time) Calculated using the full available price history since May 28, 2010 | 0.95 |
The correlation between IUSA.MI and CSSPX.MI has been stable across timeframes, ranging from 0.95 to 0.99 - a consistent structural relationship.
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Return for Risk
IUSA.MI vs. CSSPX.MI — Risk / Return Rank
IUSA.MI
CSSPX.MI
IUSA.MI vs. CSSPX.MI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core S&P 500 UCITS ETF USD Dist (IUSA.MI) and iShares Core S&P 500 UCITS ETF USD (Acc) (CSSPX.MI). 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.
| IUSA.MI | CSSPX.MI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.03 | ||
| Sortino ratioReturn per unit of downside risk | +0.02 | ||
| Omega ratioGain probability vs. loss probability | 1.42 | 1.41 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 3.54 | 3.59 | -0.05 |
| Martin ratioReturn relative to average drawdown | 12.66 | 12.78 | -0.12 |
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
| IUSA.MI | CSSPX.MI | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.27 | 2.24 | +0.03 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.96 | 0.96 | -0.01 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.91 | 0.92 | -0.01 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.60 | 0.93 | -0.33 |
Drawdowns
IUSA.MI vs. CSSPX.MI - Drawdown Comparison
The maximum IUSA.MI drawdown since its inception was -52.36%, which is greater than CSSPX.MI's maximum drawdown of -33.56%. Use the drawdown chart below to compare losses from any high point for IUSA.MI and CSSPX.MI.
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Drawdown Indicators
| IUSA.MI | CSSPX.MI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -52.36% | -33.56% | -18.80% |
Max Drawdown (1Y)Largest decline over 1 year | -7.19% | -7.14% | -0.05% |
Max Drawdown (3Y)Largest decline over 3 years | -23.29% | -23.26% | -0.03% |
Max Drawdown (5Y)Largest decline over 5 years | -23.29% | -23.26% | -0.03% |
Max Drawdown (10Y)Largest decline over 10 years | -33.68% | -33.56% | -0.12% |
Current DrawdownCurrent decline from peak | -0.46% | -0.41% | -0.05% |
Average DrawdownAverage peak-to-trough decline | -8.05% | -4.10% | -3.95% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.01% | 2.01% | 0.00% |
Volatility
IUSA.MI vs. CSSPX.MI - Volatility Comparison
iShares Core S&P 500 UCITS ETF USD Dist (IUSA.MI) and iShares Core S&P 500 UCITS ETF USD (Acc) (CSSPX.MI) have volatilities of 2.70% and 2.65%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IUSA.MI | CSSPX.MI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.70% | 2.65% | +0.05% |
Volatility (6M)Calculated over the trailing 6-month period | 7.46% | 7.54% | -0.08% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.24% | 11.46% | -0.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.13% | 15.18% | -0.05% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.08% | 16.08% | 0.00% |
IUSA.MI vs. CSSPX.MI - Expense Ratio Comparison
Both IUSA.MI and CSSPX.MI have an expense ratio of 0.07%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
IUSA.MI vs. CSSPX.MI - Dividend Comparison
IUSA.MI's dividend yield for the trailing twelve months is around 0.73%, while CSSPX.MI has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CSSPX.MI iShares Core S&P 500 UCITS ETF USD (Acc) | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IUSA.MI iShares Core S&P 500 UCITS ETF USD Dist | 0.73% | 0.82% | 0.92% | 1.16% | 1.39% | 0.84% | 1.21% | 1.33% | 1.46% | 1.33% | 1.25% | 1.37% |
Frequently Asked Questions
With a correlation of 0.99, IUSA.MI and CSSPX.MI 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.
Both ETFs have the same 0.07% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.
IUSA.MI and CSSPX.MI have the same expense ratio: 0.07% per year.
Both ETFs track S&P 500 Index.
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