CSPX.L vs. IBTA.L
CSPX.L (iShares Core S&P 500 UCITS ETF USD (Acc)) and IBTA.L (iShares USD Treasury Bond 1-3yr UCITS ETF (Acc)) are both exchange-traded funds - CSPX.L is a S&P 500 fund tracking the S&P 500 Index, while IBTA.L is a Government Bonds fund tracking the ICE US Treasury 1-3 Year Index. Both are passively managed. Over the past 5 years, CSPX.L returned 13.72%/yr vs 1.87%/yr for IBTA.L. At a correlation of -0.05, they often move in opposite directions. Both charge a 0.07% expense ratio.
Performance
CSPX.L vs. IBTA.L - Performance Comparison
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Returns By Period
In the year-to-date period, CSPX.L achieves a 10.32% return, which is significantly higher than IBTA.L's 0.46% return.
CSPX.L
- 1D
- 0.01%
- 1M
- 4.51%
- YTD
- 10.32%
- 6M
- 11.15%
- 1Y
- 27.85%
- 3Y*
- 22.17%
- 5Y*
- 13.72%
- 10Y*
- 15.22%
IBTA.L
- 1D
- 0.13%
- 1M
- 0.13%
- YTD
- 0.46%
- 6M
- 0.92%
- 1Y
- 3.43%
- 3Y*
- 4.23%
- 5Y*
- 1.87%
- 10Y*
- —
CSPX.L vs. IBTA.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CSPX.L iShares Core S&P 500 UCITS ETF USD (Acc) | 10.32% | 17.45% | 25.25% | 26.74% | -18.72% | 29.35% | 17.62% | 30.55% | -5.46% | 16.26% |
IBTA.L iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) | 0.46% | 5.30% | 4.11% | 4.15% | -3.75% | -0.64% | 3.14% | 3.58% | 1.44% | -0.05% |
Correlation
The correlation between CSPX.L and IBTA.L is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.16 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.05 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.03 |
Correlation (All Time) Calculated using the full available price history since Apr 18, 2017 | -0.05 |
The correlation between CSPX.L and IBTA.L shifts across timeframes, from -0.05 (all time) to 0.16 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
CSPX.L vs. IBTA.L — Risk / Return Rank
CSPX.L
IBTA.L
CSPX.L vs. IBTA.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core S&P 500 UCITS ETF USD (Acc) (CSPX.L) and iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) (IBTA.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.
| CSPX.L | IBTA.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.48 | ||
| Sortino ratioReturn per unit of downside risk | -1.21 | ||
| Omega ratioGain probability vs. loss probability | 1.42 | 1.59 | -0.16 |
| Calmar ratioReturn relative to maximum drawdown | 3.35 | 4.62 | -1.27 |
| Martin ratioReturn relative to average drawdown | 14.51 | 17.47 | -2.96 |
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
| CSPX.L | IBTA.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.32 | 2.80 | -0.48 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.86 | 0.93 | -0.08 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.94 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.94 | 1.08 | -0.14 |
Drawdowns
CSPX.L vs. IBTA.L - Drawdown Comparison
The maximum CSPX.L drawdown since its inception was -33.90%, which is greater than IBTA.L's maximum drawdown of -5.80%. Use the drawdown chart below to compare losses from any high point for CSPX.L and IBTA.L.
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Drawdown Indicators
| CSPX.L | IBTA.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -33.90% | -5.80% | -28.10% |
Max Drawdown (1Y)Largest decline over 1 year | -8.17% | -0.74% | -7.43% |
Max Drawdown (3Y)Largest decline over 3 years | -18.50% | -0.89% | -17.61% |
Max Drawdown (5Y)Largest decline over 5 years | -24.39% | -5.70% | -18.69% |
Max Drawdown (10Y)Largest decline over 10 years | -33.90% | — | — |
Current DrawdownCurrent decline from peak | -0.53% | -0.13% | -0.40% |
Average DrawdownAverage peak-to-trough decline | -3.72% | -0.97% | -2.75% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.90% | 0.20% | +1.70% |
Volatility
CSPX.L vs. IBTA.L - Volatility Comparison
iShares Core S&P 500 UCITS ETF USD (Acc) (CSPX.L) has a higher volatility of 3.13% compared to iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) (IBTA.L) at 0.43%. This indicates that CSPX.L's price experiences larger fluctuations and is considered to be riskier than IBTA.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CSPX.L | IBTA.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.13% | 0.43% | +2.70% |
Volatility (6M)Calculated over the trailing 6-month period | 8.70% | 0.86% | +7.84% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.80% | 1.23% | +10.57% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.97% | 2.00% | +13.97% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.19% | 1.76% | +14.43% |
CSPX.L vs. IBTA.L - Expense Ratio Comparison
Both CSPX.L and IBTA.L 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
CSPX.L vs. IBTA.L - Dividend Comparison
Neither CSPX.L nor IBTA.L has paid dividends to shareholders.
Frequently Asked Questions
CSPX.L and IBTA.L have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
Both ETFs have the same 0.07% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.
CSPX.L and IBTA.L have the same expense ratio: 0.07% per year.
CSPX.L is categorized as S&P 500, while IBTA.L is Government Bonds. CSPX.L tracks S&P 500 Index, while IBTA.L tracks ICE US Treasury 1-3 Year Index. They also come from different issuers: BlackRock and iShares.
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