CUKX.L vs. IBTU.L
CUKX.L (iShares FTSE 100 UCITS ETF) and IBTU.L (iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist)) are both exchange-traded funds - CUKX.L is a fund fund tracking the FTSE 100 Index, while IBTU.L is a Government Bonds fund tracking the ICE U.S. Treasury Short Bond Index. Both are passively managed. Over the past 5 years, CUKX.L returned 11.72%/yr vs 4.49%/yr for IBTU.L. At a correlation of -0.06, they often move in opposite directions. Both charge a 0.07% expense ratio.
Performance
CUKX.L vs. IBTU.L - Performance Comparison
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Different Trading Currencies
CUKX.L is traded in GBp, while IBTU.L is traded in USD. To make them comparable, the IBTU.L values have been converted to GBp using the latest available exchange rates.
Returns By Period
In the year-to-date period, CUKX.L achieves a 5.86% return, which is significantly higher than IBTU.L's 1.75% return.
CUKX.L
- 1D
- 0.28%
- 1M
- 1.51%
- YTD
- 5.86%
- 6M
- 8.05%
- 1Y
- 21.53%
- 3Y*
- 14.63%
- 5Y*
- 11.72%
- 10Y*
- 9.06%
IBTU.L
- 1D
- 0.00%
- 1M
- 1.18%
- YTD
- 1.75%
- 6M
- 1.03%
- 1Y
- 4.94%
- 3Y*
- 2.09%
- 5Y*
- 4.49%
- 10Y*
- —
CUKX.L vs. IBTU.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
CUKX.L iShares FTSE 100 UCITS ETF | 5.86% | 25.78% | 9.30% | 7.72% | 4.97% | 17.48% | -11.28% | 9.12% |
IBTU.L iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist) | 1.80% | -3.07% | 7.07% | -0.29% | 13.11% | 0.93% | -2.00% | 0.34% |
Correlation
The correlation between CUKX.L and IBTU.L is -0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.07 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.05 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.13 |
Correlation (All Time) Calculated using the full available price history since Feb 25, 2019 | -0.06 |
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Return for Risk
CUKX.L vs. IBTU.L — Risk / Return Rank
CUKX.L
IBTU.L
CUKX.L vs. IBTU.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares FTSE 100 UCITS ETF (CUKX.L) and iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist) (IBTU.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.
| CUKX.L | IBTU.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.22 | ||
| Sortino ratioReturn per unit of downside risk | +1.64 | ||
| Omega ratioGain probability vs. loss probability | 1.37 | 1.13 | +0.24 |
| Calmar ratioReturn relative to maximum drawdown | 2.41 | 0.96 | +1.45 |
| Martin ratioReturn relative to average drawdown | 8.21 | 2.62 | +5.59 |
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
| CUKX.L | IBTU.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.97 | 0.75 | +1.22 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.92 | 0.53 | +0.39 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.60 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.53 | 0.27 | +0.27 |
Drawdowns
CUKX.L vs. IBTU.L - Drawdown Comparison
The maximum CUKX.L drawdown since its inception was -34.50%, which is greater than IBTU.L's maximum drawdown of -19.01%. Use the drawdown chart below to compare losses from any high point for CUKX.L and IBTU.L.
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Drawdown Indicators
| CUKX.L | IBTU.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -34.50% | -19.01% | -15.49% |
Max Drawdown (1Y)Largest decline over 1 year | -8.89% | -5.12% | -3.77% |
Max Drawdown (3Y)Largest decline over 3 years | -12.88% | -9.80% | -3.08% |
Max Drawdown (5Y)Largest decline over 5 years | -12.88% | -15.91% | +3.03% |
Max Drawdown (10Y)Largest decline over 10 years | -34.50% | — | — |
Current DrawdownCurrent decline from peak | -4.15% | -6.09% | +1.94% |
Average DrawdownAverage peak-to-trough decline | -4.40% | -9.25% | +4.85% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.62% | 1.88% | +0.74% |
Volatility
CUKX.L vs. IBTU.L - Volatility Comparison
iShares FTSE 100 UCITS ETF (CUKX.L) has a higher volatility of 4.08% compared to iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist) (IBTU.L) at 1.77%. This indicates that CUKX.L's price experiences larger fluctuations and is considered to be riskier than IBTU.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CUKX.L | IBTU.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.08% | 1.77% | +2.31% |
Volatility (6M)Calculated over the trailing 6-month period | 9.48% | 4.96% | +4.52% |
Volatility (1Y)Calculated over the trailing 1-year period | 10.87% | 6.55% | +4.32% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 12.71% | 8.45% | +4.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.08% | 8.76% | +6.32% |
CUKX.L vs. IBTU.L - Expense Ratio Comparison
Both CUKX.L and IBTU.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
CUKX.L vs. IBTU.L - Dividend Comparison
CUKX.L has not paid dividends to shareholders, while IBTU.L's dividend yield for the trailing twelve months is around 4.07%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
CUKX.L iShares FTSE 100 UCITS ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IBTU.L iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist) | 4.07% | 4.43% | 6.82% | 3.99% | 0.44% | 0.10% | 1.28% | 1.21% |
Frequently Asked Questions
CUKX.L and IBTU.L have a correlation of -0.07, 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.
CUKX.L and IBTU.L have the same expense ratio: 0.07% per year.
CUKX.L tracks FTSE 100 Index, while IBTU.L tracks ICE U.S. Treasury Short Bond Index.
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