CU31.L vs. UB82.L
CU31.L (iShares USD Treasury Bond 1-3yr UCITS ETF (Acc)) and UB82.L (UBS ETF (LU) Bloomberg US 7-10 Year Treasury Bond UCITS ETF (USD) A-dis) are both Government Bonds funds - CU31.L tracks the ICE US Treasury 1-3 Year Index while UB82.L tracks the Bloomberg US 7-10 Year Treasury Bond Index. Both are passively managed. Over the past 5 years, CU31.L returned 2.92%/yr vs 0.05%/yr for UB82.L. At a 0.35 correlation, their price movements are largely independent. CU31.L charges 0.07%/yr vs 0.05%/yr for UB82.L.
Performance
CU31.L vs. UB82.L - Performance Comparison
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Returns By Period
In the year-to-date period, CU31.L achieves a 0.66% return, which is significantly higher than UB82.L's 0.06% return.
CU31.L
- 1D
- 0.11%
- 1M
- 1.13%
- YTD
- 0.66%
- 6M
- 0.30%
- 1Y
- 4.42%
- 3Y*
- 1.49%
- 5Y*
- 2.92%
- 10Y*
- 2.48%
UB82.L
- 1D
- 0.17%
- 1M
- 1.02%
- YTD
- 0.06%
- 6M
- -0.35%
- 1Y
- 4.22%
- 3Y*
- -0.26%
- 5Y*
- 0.05%
- 10Y*
- —
CU31.L vs. UB82.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CU31.L iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) | 0.66% | -1.98% | 5.81% | -1.58% | 7.82% | 0.48% | -0.40% | 0.29% | 7.25% | -2.31% |
UB82.L UBS ETF (LU) Bloomberg US 7-10 Year Treasury Bond UCITS ETF (USD) A-dis | 0.06% | 0.56% | 0.48% | -3.11% | -6.16% | -0.72% | 4.31% | 7.61% | 4.05% | 0.00% |
Correlation
The correlation between CU31.L and UB82.L is 0.88, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.88 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.56 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.44 |
Correlation (All Time) Calculated using the full available price history since Nov 20, 2017 | 0.35 |
Over the past year, CU31.L and UB82.L have become more correlated (0.88) than their long-term average of 0.35, meaning their price movements have been converging.
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Return for Risk
CU31.L vs. UB82.L — Risk / Return Rank
CU31.L
UB82.L
CU31.L vs. UB82.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) (CU31.L) and UBS ETF (LU) Bloomberg US 7-10 Year Treasury Bond UCITS ETF (USD) A-dis (UB82.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.
| CU31.L | UB82.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | 0.00 | ||
| Sortino ratioReturn per unit of downside risk | -0.01 | ||
| Omega ratioGain probability vs. loss probability | 1.12 | 1.13 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 0.97 | 0.98 | 0.00 |
| Martin ratioReturn relative to average drawdown | 2.47 | 2.38 | +0.10 |
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
| CU31.L | UB82.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.72 | 0.72 | 0.00 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.36 | 0.01 | +0.36 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.27 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.28 | 0.13 | +0.15 |
Drawdowns
CU31.L vs. UB82.L - Drawdown Comparison
The maximum CU31.L drawdown since its inception was -18.80%, smaller than the maximum UB82.L drawdown of -23.85%. Use the drawdown chart below to compare losses from any high point for CU31.L and UB82.L.
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Drawdown Indicators
| CU31.L | UB82.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.80% | -23.85% | +5.05% |
Max Drawdown (1Y)Largest decline over 1 year | -4.51% | -4.86% | +0.35% |
Max Drawdown (3Y)Largest decline over 3 years | -8.91% | -7.79% | -1.12% |
Max Drawdown (5Y)Largest decline over 5 years | -16.29% | -16.39% | +0.10% |
Max Drawdown (10Y)Largest decline over 10 years | -18.80% | — | — |
Current DrawdownCurrent decline from peak | -7.61% | -19.18% | +11.57% |
Average DrawdownAverage peak-to-trough decline | -8.23% | -16.84% | +8.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.78% | 2.15% | -0.37% |
Volatility
CU31.L vs. UB82.L - Volatility Comparison
iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) (CU31.L) has a higher volatility of 1.63% compared to UBS ETF (LU) Bloomberg US 7-10 Year Treasury Bond UCITS ETF (USD) A-dis (UB82.L) at 1.49%. This indicates that CU31.L's price experiences larger fluctuations and is considered to be riskier than UB82.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CU31.L | UB82.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.63% | 1.49% | +0.14% |
Volatility (6M)Calculated over the trailing 6-month period | 4.46% | 4.44% | +0.02% |
Volatility (1Y)Calculated over the trailing 1-year period | 6.11% | 6.57% | -0.46% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 8.05% | 12.53% | -4.48% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 9.19% | 15.99% | -6.80% |
CU31.L vs. UB82.L - Expense Ratio Comparison
CU31.L has a 0.07% expense ratio, which is higher than UB82.L's 0.05% 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
CU31.L vs. UB82.L - Dividend Comparison
CU31.L has not paid dividends to shareholders, while UB82.L's dividend yield for the trailing twelve months is around 3.10%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
CU31.L iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
UB82.L UBS ETF (LU) Bloomberg US 7-10 Year Treasury Bond UCITS ETF (USD) A-dis | 3.10% | 2.20% | 2.52% | 2.82% | 1.33% | 0.99% | 1.81% | 1.93% | 2.69% |
Frequently Asked Questions
CU31.L and UB82.L have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, UB82.L is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.
UB82.L is cheaper with a 0.05% expense ratio, compared with 0.07% for CU31.L.
CU31.L tracks ICE US Treasury 1-3 Year Index, while UB82.L tracks Bloomberg US 7-10 Year Treasury Bond Index. They also come from different issuers: iShares and UBS. Their fees differ too: 0.07% for CU31.L and 0.05% for UB82.L.
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