IBTU.L vs. CUKX.L
IBTU.L (iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist)) and CUKX.L (iShares FTSE 100 UCITS ETF) are both exchange-traded funds - IBTU.L is a Government Bonds fund tracking the ICE U.S. Treasury Short Bond Index, while CUKX.L is a fund fund tracking the FTSE 100 Index. Both are passively managed. Over the past 5 years, IBTU.L returned 3.38%/yr vs 10.54%/yr for CUKX.L. At a correlation of -0.01, they often move in opposite directions. Both charge a 0.07% expense ratio.
Performance
IBTU.L vs. CUKX.L - Performance Comparison
Loading charts...
Different Trading Currencies
IBTU.L is traded in USD, while CUKX.L is traded in GBp. To make them comparable, the CUKX.L values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, IBTU.L achieves a 1.39% return, which is significantly lower than CUKX.L's 5.60% return.
IBTU.L
- 1D
- 0.01%
- 1M
- 0.28%
- YTD
- 1.39%
- 6M
- 1.77%
- 1Y
- 3.95%
- 3Y*
- 4.74%
- 5Y*
- 3.38%
- 10Y*
- —
CUKX.L
- 1D
- 0.33%
- 1M
- 0.65%
- YTD
- 5.60%
- 6M
- 8.84%
- 1Y
- 20.38%
- 3Y*
- 17.58%
- 5Y*
- 10.54%
- 10Y*
- 8.27%
IBTU.L vs. CUKX.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
IBTU.L iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist) | 1.39% | 4.36% | 5.23% | 4.96% | 1.09% | -0.01% | 0.96% | 1.94% |
CUKX.L iShares FTSE 100 UCITS ETF | 5.60% | 35.27% | 7.48% | 13.40% | -6.25% | 16.41% | -8.56% | 10.76% |
Correlation
The correlation between IBTU.L and CUKX.L is 0.05, 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 | 0.05 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.03 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.03 |
Correlation (All Time) Calculated using the full available price history since Feb 25, 2019 | -0.01 |
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
IBTU.L vs. CUKX.L — Risk / Return Rank
IBTU.L
CUKX.L
IBTU.L vs. CUKX.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist) (IBTU.L) and iShares FTSE 100 UCITS ETF (CUKX.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.
| IBTU.L | CUKX.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +6.60 | ||
| Sortino ratioReturn per unit of downside risk | +15.11 | ||
| Omega ratioGain probability vs. loss probability | 3.95 | 1.28 | +2.68 |
| Calmar ratioReturn relative to maximum drawdown | 24.79 | 2.06 | +22.73 |
| Martin ratioReturn relative to average drawdown | 183.92 | 7.07 | +176.85 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| IBTU.L | CUKX.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 8.12 | 1.52 | +6.60 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 6.79 | 0.64 | +6.15 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.45 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 5.05 | 0.39 | +4.67 |
Drawdowns
IBTU.L vs. CUKX.L - Drawdown Comparison
The maximum IBTU.L drawdown since its inception was -0.62%, smaller than the maximum CUKX.L drawdown of -42.20%. Use the drawdown chart below to compare losses from any high point for IBTU.L and CUKX.L.
Loading charts...
Drawdown Indicators
| IBTU.L | CUKX.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -0.62% | -42.20% | +41.58% |
Max Drawdown (1Y)Largest decline over 1 year | -0.16% | -9.84% | +9.68% |
Max Drawdown (3Y)Largest decline over 3 years | -0.16% | -13.17% | +13.01% |
Max Drawdown (5Y)Largest decline over 5 years | -0.29% | -26.11% | +25.82% |
Max Drawdown (10Y)Largest decline over 10 years | — | -42.20% | — |
Current DrawdownCurrent decline from peak | 0.00% | -4.56% | +4.56% |
Average DrawdownAverage peak-to-trough decline | -0.03% | -7.99% | +7.96% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.02% | 2.88% | -2.86% |
Volatility
IBTU.L vs. CUKX.L - Volatility Comparison
The current volatility for iShares USD Treasury Bond 0-1yr UCITS ETF USD (Dist) (IBTU.L) is 0.08%, while iShares FTSE 100 UCITS ETF (CUKX.L) has a volatility of 5.13%. This indicates that IBTU.L experiences smaller price fluctuations and is considered to be less risky than CUKX.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| IBTU.L | CUKX.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.08% | 5.13% | -5.05% |
Volatility (6M)Calculated over the trailing 6-month period | 0.31% | 11.28% | -10.97% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.49% | 13.37% | -12.88% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.50% | 16.46% | -15.96% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 0.54% | 18.33% | -17.79% |
IBTU.L vs. CUKX.L - Expense Ratio Comparison
Both IBTU.L and CUKX.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
IBTU.L vs. CUKX.L - Dividend Comparison
IBTU.L's dividend yield for the trailing twelve months is around 4.07%, while CUKX.L has not paid dividends to shareholders.
| 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
IBTU.L and CUKX.L have a correlation of 0.05, 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.
IBTU.L and CUKX.L have the same expense ratio: 0.07% per year.
IBTU.L tracks ICE U.S. Treasury Short Bond Index, while CUKX.L tracks FTSE 100 Index.
Find the right allocation for IBTU.L and CUKX.L
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer