CSPX.AS vs. ICLN
CSPX.AS (iShares Core S&P 500 UCITS ETF) and ICLN (iShares Global Clean Energy ETF) are both exchange-traded funds - CSPX.AS is a S&P 500 fund tracking the S&P 500 Index, while ICLN is a Alternative Energy Equities fund tracking the S&P Global Clean Energy Index. Both are passively managed. Over the past 10 years, CSPX.AS returned 14.86%/yr vs 11.32%/yr for ICLN. At a 0.36 correlation, their price movements are largely independent. CSPX.AS charges 0.07%/yr vs 0.39%/yr for ICLN.
Performance
CSPX.AS vs. ICLN - Performance Comparison
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Different Trading Currencies
CSPX.AS is traded in EUR, while ICLN is traded in USD. To make them comparable, the ICLN values have been converted to EUR using the latest available exchange rates.
Returns By Period
In the year-to-date period, CSPX.AS achieves a 9.99% return, which is significantly lower than ICLN's 29.29% return. Over the past 10 years, CSPX.AS has outperformed ICLN with an annualized return of 14.86%, while ICLN has yielded a comparatively lower 11.32% annualized return.
CSPX.AS
- 1D
- 1.55%
- 1M
- 0.02%
- YTD
- 9.99%
- 6M
- 11.11%
- 1Y
- 24.76%
- 3Y*
- 17.93%
- 5Y*
- 14.23%
- 10Y*
- 14.86%
ICLN
- 1D
- 0.95%
- 1M
- -4.63%
- YTD
- 29.29%
- 6M
- 28.89%
- 1Y
- 59.96%
- 3Y*
- 2.84%
- 5Y*
- 0.70%
- 10Y*
- 11.32%
CSPX.AS vs. ICLN - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CSPX.AS iShares Core S&P 500 UCITS ETF | 9.99% | 4.00% | 33.87% | 22.28% | -14.24% | 40.26% | 7.72% | 32.99% | -0.36% | 7.13% |
ICLN iShares Global Clean Energy ETF | 29.29% | 29.60% | -20.81% | -22.79% | 0.43% | -18.51% | 121.89% | 47.62% | -4.76% | 6.54% |
Correlation
The correlation between CSPX.AS and ICLN is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.39 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.26 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.30 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.36 |
Correlation (All Time) Calculated using the full available price history since May 19, 2010 | 0.36 |
The correlation between CSPX.AS and ICLN shifts across timeframes, from 0.26 (3 years) to 0.39 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
CSPX.AS vs. ICLN — Risk / Return Rank
CSPX.AS
ICLN
CSPX.AS vs. ICLN - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core S&P 500 UCITS ETF (CSPX.AS) and iShares Global Clean Energy ETF (ICLN). 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.
| CSPX.AS | ICLN | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.17 | ||
| Sortino ratioReturn per unit of downside risk | 0.00 | ||
| Omega ratioGain probability vs. loss probability | 1.39 | 1.36 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 3.40 | 3.91 | -0.52 |
| Martin ratioReturn relative to average drawdown | 12.02 | 13.46 | -1.44 |
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Drawdowns
CSPX.AS vs. ICLN - Drawdown Comparison
The maximum CSPX.AS drawdown since its inception was -33.65%, smaller than the maximum ICLN drawdown of -84.40%. Use the drawdown chart below to compare losses from any high point for CSPX.AS and ICLN.
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Drawdown Indicators
| CSPX.AS | ICLN | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -33.65% | -84.40% | +50.75% |
Max Drawdown (1Y)Largest decline over 1 year | -7.11% | -15.69% | +8.58% |
Max Drawdown (3Y)Largest decline over 3 years | -23.37% | -42.73% | +19.36% |
Max Drawdown (5Y)Largest decline over 5 years | -23.37% | -57.06% | +33.69% |
Max Drawdown (10Y)Largest decline over 10 years | -33.65% | -62.76% | +29.11% |
Current DrawdownCurrent decline from peak | -1.76% | -28.84% | +27.08% |
Average DrawdownAverage peak-to-trough decline | -3.74% | -57.98% | +54.24% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.02% | 4.55% | -2.53% |
Volatility
CSPX.AS vs. ICLN - Volatility Comparison
The current volatility for iShares Core S&P 500 UCITS ETF (CSPX.AS) is 3.07%, while iShares Global Clean Energy ETF (ICLN) has a volatility of 12.22%. This indicates that CSPX.AS experiences smaller price fluctuations and is considered to be less risky than ICLN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CSPX.AS | ICLN | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.07% | 12.22% | -9.15% |
Volatility (6M)Calculated over the trailing 6-month period | 7.76% | 21.55% | -13.79% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.53% | 27.08% | -15.55% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.18% | 26.01% | -10.83% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.07% | 26.55% | -10.48% |
CSPX.AS vs. ICLN - Expense Ratio Comparison
CSPX.AS has a 0.07% expense ratio, which is lower than ICLN's 0.39% expense ratio.
Dividends
CSPX.AS vs. ICLN - Dividend Comparison
CSPX.AS has not paid dividends to shareholders, while ICLN's dividend yield for the trailing twelve months is around 1.28%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CSPX.AS iShares Core S&P 500 UCITS ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
ICLN iShares Global Clean Energy ETF | 1.28% | 1.63% | 1.85% | 1.59% | 0.89% | 1.18% | 0.34% | 1.36% | 2.77% | 2.49% | 3.88% | 2.36% |
Frequently Asked Questions
CSPX.AS and ICLN have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, CSPX.AS is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.
CSPX.AS is cheaper with a 0.07% expense ratio, compared with 0.39% for ICLN.
CSPX.AS is categorized as S&P 500, while ICLN is Alternative Energy Equities. CSPX.AS tracks S&P 500 Index, while ICLN tracks S&P Global Clean Energy Index. Their fees differ too: 0.07% for CSPX.AS and 0.39% for ICLN.
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