ERNA.L vs. CSKR.L
ERNA.L (iShares USD Ultrashort Bond UCITS ETF USD (Acc)) and CSKR.L (iShares MSCI Korea UCITS ETF (Acc)) are both exchange-traded funds - ERNA.L is a Corporate Bonds fund tracking the Bloomberg US Corp 1-3 Yr TR USD, while CSKR.L is a Asia Pacific Equities fund tracking the MSCI Korea NR USD. Both are passively managed. Over the past 5 years, ERNA.L returned 3.77%/yr vs 18.48%/yr for CSKR.L. At a 0.10 correlation, their price movements are largely independent. ERNA.L charges 0.09%/yr vs 0.65%/yr for CSKR.L.
Performance
ERNA.L vs. CSKR.L - Performance Comparison
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Returns By Period
In the year-to-date period, ERNA.L achieves a 1.64% return, which is significantly lower than CSKR.L's 106.37% return.
ERNA.L
- 1D
- 0.11%
- 1M
- 0.35%
- YTD
- 1.64%
- 6M
- 1.95%
- 1Y
- 4.36%
- 3Y*
- 5.21%
- 5Y*
- 3.77%
- 10Y*
- —
CSKR.L
- 1D
- -4.80%
- 1M
- 15.77%
- YTD
- 106.37%
- 6M
- 126.95%
- 1Y
- 232.60%
- 3Y*
- 49.13%
- 5Y*
- 18.48%
- 10Y*
- 17.00%
ERNA.L vs. CSKR.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
ERNA.L iShares USD Ultrashort Bond UCITS ETF USD (Acc) | 1.64% | 4.75% | 5.66% | 5.50% | 1.46% | 0.11% | 1.27% | 3.19% | 1.09% |
CSKR.L iShares MSCI Korea UCITS ETF (Acc) | 106.37% | 99.44% | -22.66% | 19.75% | -28.52% | -8.24% | 44.24% | 10.58% | -9.55% |
Correlation
The correlation between ERNA.L and CSKR.L is 0.06, 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 | 0.06 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.11 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.12 |
Correlation (All Time) Calculated using the full available price history since Jul 4, 2018 | 0.10 |
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Return for Risk
ERNA.L vs. CSKR.L — Risk / Return Rank
ERNA.L
CSKR.L
ERNA.L vs. CSKR.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 MSCI Korea UCITS ETF (Acc) (CSKR.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.
| ERNA.L | CSKR.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.22 | ||
| Sortino ratioReturn per unit of downside risk | +2.90 | ||
| Omega ratioGain probability vs. loss probability | 2.31 | 1.79 | +0.52 |
| Calmar ratioReturn relative to maximum drawdown | 21.10 | 9.97 | +11.13 |
| Martin ratioReturn relative to average drawdown | 82.85 | 37.50 | +45.35 |
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
| ERNA.L | CSKR.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 4.65 | 5.87 | -1.22 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 4.03 | 0.66 | +3.37 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.71 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.43 | 0.54 | +0.88 |
Drawdowns
ERNA.L vs. CSKR.L - Drawdown Comparison
The maximum ERNA.L drawdown since its inception was -8.63%, smaller than the maximum CSKR.L drawdown of -50.88%. Use the drawdown chart below to compare losses from any high point for ERNA.L and CSKR.L.
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Drawdown Indicators
| ERNA.L | CSKR.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -8.63% | -50.88% | +42.25% |
Max Drawdown (1Y)Largest decline over 1 year | -0.20% | -23.16% | +22.96% |
Max Drawdown (3Y)Largest decline over 3 years | -0.38% | -29.22% | +28.84% |
Max Drawdown (5Y)Largest decline over 5 years | -0.81% | -49.14% | +48.33% |
Max Drawdown (10Y)Largest decline over 10 years | — | -50.88% | — |
Current DrawdownCurrent decline from peak | 0.00% | -5.91% | +5.91% |
Average DrawdownAverage peak-to-trough decline | -0.10% | -21.48% | +21.38% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.05% | 6.17% | -6.12% |
Volatility
ERNA.L vs. CSKR.L - Volatility Comparison
The current volatility for iShares USD Ultrashort Bond UCITS ETF USD (Acc) (ERNA.L) is 0.30%, while iShares MSCI Korea UCITS ETF (Acc) (CSKR.L) has a volatility of 18.32%. This indicates that ERNA.L experiences smaller price fluctuations and is considered to be less risky than CSKR.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 | CSKR.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.30% | 18.32% | -18.02% |
Volatility (6M)Calculated over the trailing 6-month period | 0.86% | 34.47% | -33.61% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.93% | 39.40% | -38.47% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.93% | 28.89% | -27.96% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.17% | 29.26% | -27.09% |
ERNA.L vs. CSKR.L - Expense Ratio Comparison
ERNA.L has a 0.09% expense ratio, which is lower than CSKR.L's 0.65% expense ratio.
Dividends
ERNA.L vs. CSKR.L - Dividend Comparison
Neither ERNA.L nor CSKR.L has paid dividends to shareholders.
Frequently Asked Questions
ERNA.L and CSKR.L have a correlation of 0.06, 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 0.65% for CSKR.L.
ERNA.L is categorized as Corporate Bonds, while CSKR.L is Asia Pacific Equities. ERNA.L tracks Bloomberg US Corp 1-3 Yr TR USD, while CSKR.L tracks MSCI Korea NR USD. Their fees differ too: 0.09% for ERNA.L and 0.65% for CSKR.L.
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