ERNA.L vs. SHYU.L
ERNA.L (iShares USD Ultrashort Bond UCITS ETF USD (Acc)) and SHYU.L (iShares $ High Yield Corp Bond UCITS ETF) are both Corporate Bonds funds from iShares - ERNA.L tracks the Bloomberg US Corp 1-3 Yr TR USD while SHYU.L tracks the Markit iBoxx USD Liquid High Yield Capped Index. Both are passively managed. Over the past 5 years, ERNA.L returned 3.79%/yr vs 3.95%/yr for SHYU.L. At a 0.08 correlation, their price movements are largely independent. ERNA.L charges 0.09%/yr vs 0.50%/yr for SHYU.L.
Performance
ERNA.L vs. SHYU.L - Performance Comparison
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Different Trading Currencies
ERNA.L is traded in USD, while SHYU.L is traded in GBP. To make them comparable, the SHYU.L values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, ERNA.L achieves a 1.75% return, which is significantly higher than SHYU.L's 1.45% return.
ERNA.L
- 1D
- 0.00%
- 1M
- 0.31%
- YTD
- 1.75%
- 6M
- 1.92%
- 1Y
- 4.25%
- 3Y*
- 5.14%
- 5Y*
- 3.79%
- 10Y*
- —
SHYU.L
- 1D
- 0.08%
- 1M
- 0.88%
- YTD
- 1.45%
- 6M
- 1.99%
- 1Y
- 6.25%
- 3Y*
- 8.60%
- 5Y*
- 3.95%
- 10Y*
- 5.11%
ERNA.L vs. SHYU.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
ERNA.L iShares USD Ultrashort Bond UCITS ETF USD (Acc) | 1.75% | 4.85% | 5.65% | 5.44% | 1.46% | 0.11% | 1.27% | 3.19% | 1.14% |
SHYU.L iShares $ High Yield Corp Bond UCITS ETF | 1.45% | 9.63% | 6.74% | 10.25% | -8.87% | 4.01% | 4.71% | 13.50% | -1.53% |
Correlation
The correlation between ERNA.L and SHYU.L is -0.01, 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 | -0.01 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.03 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.12 |
Correlation (All Time) Calculated using the full available price history since Jun 29, 2018 | 0.08 |
The correlation between ERNA.L and SHYU.L shifts across timeframes, from -0.01 (1 year) to 0.12 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
ERNA.L vs. SHYU.L — Risk / Return Rank
ERNA.L
SHYU.L
ERNA.L vs. SHYU.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares USD Ultrashort Bond UCITS ETF USD (Acc) (ERNA.L) and iShares $ High Yield Corp Bond UCITS ETF (SHYU.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.
| ERNA.L | SHYU.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.70 | ||
| Sortino ratioReturn per unit of downside risk | +3.18 | ||
| Omega ratioGain probability vs. loss probability | 2.05 | 1.22 | +0.84 |
| Calmar ratioReturn relative to maximum drawdown | 13.37 | 2.09 | +11.28 |
| Martin ratioReturn relative to average drawdown | 54.91 | 9.62 | +45.29 |
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Drawdowns
ERNA.L vs. SHYU.L - Drawdown Comparison
The maximum ERNA.L drawdown since its inception was -8.63%, smaller than the maximum SHYU.L drawdown of -39.31%. Use the drawdown chart below to compare losses from any high point for ERNA.L and SHYU.L.
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Drawdown Indicators
| ERNA.L | SHYU.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -8.63% | -39.31% | +30.68% |
Max Drawdown (1Y)Largest decline over 1 year | -0.32% | -2.98% | +2.66% |
Max Drawdown (3Y)Largest decline over 3 years | -0.33% | -4.36% | +4.03% |
Max Drawdown (5Y)Largest decline over 5 years | -0.81% | -14.17% | +13.36% |
Max Drawdown (10Y)Largest decline over 10 years | — | -21.62% | — |
Current DrawdownCurrent decline from peak | -0.00% | -0.17% | +0.17% |
Average DrawdownAverage peak-to-trough decline | -0.10% | -8.96% | +8.86% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.08% | 0.65% | -0.57% |
Volatility
ERNA.L vs. SHYU.L - Volatility Comparison
The current volatility for iShares USD Ultrashort Bond UCITS ETF USD (Acc) (ERNA.L) is 0.39%, while iShares $ High Yield Corp Bond UCITS ETF (SHYU.L) has a volatility of 1.76%. This indicates that ERNA.L experiences smaller price fluctuations and is considered to be less risky than SHYU.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ERNA.L | SHYU.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.39% | 1.76% | -1.37% |
Volatility (6M)Calculated over the trailing 6-month period | 1.22% | 3.98% | -2.76% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.43% | 4.96% | -3.53% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.24% | 7.48% | -6.24% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.25% | 8.34% | -6.09% |
ERNA.L vs. SHYU.L - Expense Ratio Comparison
ERNA.L has a 0.09% expense ratio, which is lower than SHYU.L's 0.50% expense ratio.
Dividends
ERNA.L vs. SHYU.L - Dividend Comparison
ERNA.L has not paid dividends to shareholders, while SHYU.L's dividend yield for the trailing twelve months is around 6.15%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ERNA.L iShares USD Ultrashort Bond UCITS ETF USD (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% |
SHYU.L iShares $ High Yield Corp Bond UCITS ETF | 6.15% | 6.25% | 6.32% | 5.76% | 4.82% | 4.27% | 5.16% | 5.58% | 5.52% | 5.74% | 5.16% | 5.87% |
Frequently Asked Questions
ERNA.L and SHYU.L have a correlation of -0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, ERNA.L is cheaper at 0.09% per year. The better choice depends on whether you care most about return, fees, risk, or income.
ERNA.L is cheaper with a 0.09% expense ratio, compared with 0.50% for SHYU.L.
ERNA.L tracks Bloomberg US Corp 1-3 Yr TR USD, while SHYU.L tracks Markit iBoxx USD Liquid High Yield Capped Index. Their fees differ too: 0.09% for ERNA.L and 0.50% for SHYU.L.
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