IESU.L vs. CSP1.L
IESU.L (iShares S&P 500 Energy Sector UCITS ETF USD (Acc)) and CSP1.L (iShares Core S&P 500 UCITS ETF) are both exchange-traded funds - IESU.L is a Global Equities fund tracking the iShares S&P 500 Energy Sector UCITS ETF USD (Acc), while CSP1.L is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 10 years, IESU.L returned 8.35%/yr vs 14.69%/yr for CSP1.L. At a 0.44 correlation, their price movements are largely independent. IESU.L charges 0.15%/yr vs 0.07%/yr for CSP1.L.
Performance
IESU.L vs. CSP1.L - Performance Comparison
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Returns By Period
In the year-to-date period, IESU.L achieves a 25.22% return, which is significantly higher than CSP1.L's 10.00% return. Over the past 10 years, IESU.L has underperformed CSP1.L with an annualized return of 8.35%, while CSP1.L has yielded a comparatively higher 14.69% annualized return.
IESU.L
- 1D
- 0.70%
- 1M
- 1.19%
- 6M
- 16.95%
- YTD
- 25.22%
- 1Y
- 30.64%
- 3Y*
- 13.17%
- 5Y*
- 22.17%
- 10Y*
- 8.35%
CSP1.L
- 1D
- -0.49%
- 1M
- -0.38%
- 6M
- 9.59%
- YTD
- 10.00%
- 1Y
- 20.84%
- 3Y*
- 18.90%
- 5Y*
- 13.53%
- 10Y*
- 14.69%
IESU.L vs. CSP1.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IESU.L iShares S&P 500 Energy Sector UCITS ETF USD (Acc) | 25.22% | 2.26% | 5.45% | -5.96% | 83.53% | 53.82% | -35.62% | 5.37% | -13.39% | -10.01% |
CSP1.L iShares Core S&P 500 UCITS ETF | 10.00% | 9.37% | 27.35% | 19.79% | -9.05% | 31.07% | 13.65% | 26.42% | 0.01% | 10.83% |
Correlation
The correlation between IESU.L and CSP1.L is -0.12, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.12 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.20 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.27 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.43 |
Correlation (All Time) Calculated using the full available price history since Nov 20, 2015 | 0.44 |
The correlation between IESU.L and CSP1.L shifts across timeframes, from -0.12 (1 year) to 0.44 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
IESU.L vs. CSP1.L — Risk / Return Rank
IESU.L
CSP1.L
IESU.L vs. CSP1.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares S&P 500 Energy Sector UCITS ETF USD (Acc) (IESU.L) and iShares Core S&P 500 UCITS ETF (CSP1.L). 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.
| IESU.L | CSP1.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.52 | ||
| Sortino ratioReturn per unit of downside risk | -0.79 | ||
| Omega ratioGain probability vs. loss probability | 1.25 | 1.34 | -0.10 |
| Calmar ratioReturn relative to maximum drawdown | 1.91 | 2.91 | -1.00 |
| Martin ratioReturn relative to average drawdown | 4.65 | 10.45 | -5.80 |
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Drawdowns
IESU.L vs. CSP1.L - Drawdown Comparison
The maximum IESU.L drawdown since its inception was -63.88%, which is greater than CSP1.L's maximum drawdown of -25.48%. Use the drawdown chart below to compare losses from any high point for IESU.L and CSP1.L.
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Drawdown Indicators
| IESU.L | CSP1.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -63.88% | -25.48% | -38.40% |
Max Drawdown (1Y)Largest decline over 1 year | -17.34% | -7.12% | -10.22% |
Max Drawdown (3Y)Largest decline over 3 years | -26.36% | -20.77% | -5.59% |
Max Drawdown (5Y)Largest decline over 5 years | -26.36% | -20.77% | -5.59% |
Max Drawdown (10Y)Largest decline over 10 years | -62.16% | -25.48% | -36.68% |
Current DrawdownCurrent decline from peak | -13.00% | -1.06% | -11.94% |
Average DrawdownAverage peak-to-trough decline | -20.51% | -3.64% | -16.87% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.14% | 1.99% | +5.15% |
Volatility
IESU.L vs. CSP1.L - Volatility Comparison
iShares S&P 500 Energy Sector UCITS ETF USD (Acc) (IESU.L) has a higher volatility of 7.43% compared to iShares Core S&P 500 UCITS ETF (CSP1.L) at 2.87%. This indicates that IESU.L's price experiences larger fluctuations and is considered to be riskier than CSP1.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IESU.L | CSP1.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.43% | 2.87% | +4.56% |
Volatility (6M)Calculated over the trailing 6-month period | 21.63% | 7.83% | +13.80% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.53% | 11.08% | +13.45% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.07% | 20.05% | +9.02% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 29.15% | 18.33% | +10.82% |
IESU.L vs. CSP1.L - Expense Ratio Comparison
IESU.L has a 0.15% expense ratio, which is higher than CSP1.L's 0.07% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
IESU.L vs. CSP1.L - Dividend Comparison
Neither IESU.L nor CSP1.L has paid dividends to shareholders.
Frequently Asked Questions
IESU.L and CSP1.L have a correlation of -0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, CSP1.L is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.
CSP1.L is cheaper with a 0.07% expense ratio, compared with 0.15% for IESU.L.
IESU.L is categorized as Global Equities, while CSP1.L is S&P 500. IESU.L tracks iShares S&P 500 Energy Sector UCITS ETF USD (Acc), while CSP1.L tracks S&P 500 Index. Their fees differ too: 0.15% for IESU.L and 0.07% for CSP1.L.
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