CU31.L vs. SE15.L
CU31.L (iShares USD Treasury Bond 1-3yr UCITS ETF (Acc)) and SE15.L (iShares EUR Corporate Bond 1-5yr UCITS ETF EUR (Dist)) are both exchange-traded funds - CU31.L is a Government Bonds fund tracking the ICE US Treasury 1-3 Year Index, while SE15.L is a European Corporate Bonds fund tracking the Bloomberg Euro Agg Corp 1-3 Yr TR EUR. Both are passively managed. Over the past 10 years, CU31.L returned 2.05%/yr vs 1.62%/yr for SE15.L. At a 0.38 correlation, their price movements are largely independent. CU31.L charges 0.07%/yr vs 0.20%/yr for SE15.L.
Performance
CU31.L vs. SE15.L - Performance Comparison
Loading charts...
Different Trading Currencies
CU31.L is traded in GBp, while SE15.L is traded in GBP. To make them comparable, the SE15.L values have been converted to GBp using the latest available exchange rates.
Returns By Period
In the year-to-date period, CU31.L achieves a 2.73% return, which is significantly higher than SE15.L's -0.59% return. Over the past 10 years, CU31.L has outperformed SE15.L with an annualized return of 2.05%, while SE15.L has yielded a comparatively lower 1.62% annualized return.
CU31.L
- 1D
- 0.32%
- 1M
- 2.40%
- YTD
- 2.73%
- 6M
- 3.45%
- 1Y
- 6.66%
- 3Y*
- 3.04%
- 5Y*
- 3.00%
- 10Y*
- 2.05%
SE15.L
- 1D
- -0.02%
- 1M
- 0.34%
- YTD
- -0.59%
- 6M
- -0.38%
- 1Y
- 3.02%
- 3Y*
- 4.66%
- 5Y*
- 1.21%
- 10Y*
- 1.62%
CU31.L vs. SE15.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) | 2.73% | -1.98% | 5.81% | -1.58% | 7.69% | 0.60% | -0.40% | 0.29% | 7.25% | -8.69% |
SE15.L iShares EUR Corporate Bond 1-5yr UCITS ETF EUR (Dist) | -0.59% | 8.84% | -0.44% | 3.80% | -2.73% | -6.73% | 6.61% | -2.46% | 0.27% | 4.41% |
Correlation
The correlation between CU31.L and SE15.L is 0.26, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.26 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.29 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.33 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.49 |
Correlation (All Time) Calculated using the full available price history since Sep 25, 2009 | 0.38 |
The correlation between CU31.L and SE15.L shifts across timeframes, from 0.26 (1 year) to 0.49 (10 years), reflecting how their relationship changes across market environments.
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
CU31.L vs. SE15.L — Risk / Return Rank
CU31.L
SE15.L
CU31.L vs. SE15.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 iShares EUR Corporate Bond 1-5yr UCITS ETF EUR (Dist) (SE15.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.
| CU31.L | SE15.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.42 | ||
| Sortino ratioReturn per unit of downside risk | +0.62 | ||
| Omega ratioGain probability vs. loss probability | 1.19 | 1.11 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 1.47 | 0.87 | +0.59 |
| Martin ratioReturn relative to average drawdown | 3.74 | 2.09 | +1.65 |
Loading charts...
Drawdowns
CU31.L vs. SE15.L - Drawdown Comparison
The maximum CU31.L drawdown since its inception was -21.14%, smaller than the maximum SE15.L drawdown of -22.53%. Use the drawdown chart below to compare losses from any high point for CU31.L and SE15.L.
Loading charts...
Drawdown Indicators
| CU31.L | SE15.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -21.14% | -22.53% | +1.39% |
Max Drawdown (1Y)Largest decline over 1 year | -4.51% | -3.25% | -1.26% |
Max Drawdown (3Y)Largest decline over 3 years | -21.14% | -3.25% | -17.89% |
Max Drawdown (5Y)Largest decline over 5 years | -21.14% | -10.23% | -10.91% |
Max Drawdown (10Y)Largest decline over 10 years | -21.14% | -15.77% | -5.37% |
Current DrawdownCurrent decline from peak | -15.14% | -1.87% | -13.27% |
Average DrawdownAverage peak-to-trough decline | -8.18% | -9.52% | +1.34% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.77% | 1.36% | +0.41% |
Volatility
CU31.L vs. SE15.L - Volatility Comparison
iShares USD Treasury Bond 1-3yr UCITS ETF (Acc) (CU31.L) has a higher volatility of 1.51% compared to iShares EUR Corporate Bond 1-5yr UCITS ETF EUR (Dist) (SE15.L) at 1.02%. This indicates that CU31.L's price experiences larger fluctuations and is considered to be riskier than SE15.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| CU31.L | SE15.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.51% | 1.02% | +0.49% |
Volatility (6M)Calculated over the trailing 6-month period | 4.50% | 3.07% | +1.43% |
Volatility (1Y)Calculated over the trailing 1-year period | 6.19% | 4.25% | +1.94% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.20% | 5.46% | +10.74% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 13.20% | 6.76% | +6.44% |
CU31.L vs. SE15.L - Expense Ratio Comparison
CU31.L has a 0.07% expense ratio, which is lower than SE15.L's 0.20% expense ratio. Despite the difference, 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. SE15.L - Dividend Comparison
CU31.L has not paid dividends to shareholders, while SE15.L's dividend yield for the trailing twelve months is around 3.04%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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% | 0.00% | 0.00% | 0.00% |
SE15.L iShares EUR Corporate Bond 1-5yr UCITS ETF EUR (Dist) | 3.04% | 2.85% | 2.57% | 1.41% | 0.49% | 0.59% | 0.58% | 0.65% | 0.61% | 0.68% | 0.83% | 0.54% |
Frequently Asked Questions
CU31.L and SE15.L have a correlation of 0.26, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, CU31.L is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.
CU31.L is cheaper with a 0.07% expense ratio, compared with 0.20% for SE15.L.
CU31.L is categorized as Government Bonds, while SE15.L is European Corporate Bonds. CU31.L tracks ICE US Treasury 1-3 Year Index, while SE15.L tracks Bloomberg Euro Agg Corp 1-3 Yr TR EUR. Their fees differ too: 0.07% for CU31.L and 0.20% for SE15.L.
Find the right allocation for CU31.L and SE15.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