CEMB vs. IBDR
CEMB (iShares J.P. Morgan EM Corporate Bond ETF) and IBDR (iShares iBonds Dec 2026 Term Corporate ETF) are both Corporate Bonds funds from iShares - CEMB tracks the JP Morgan CEMBI Broad Diversified while IBDR tracks the Barclays December 2026 Maturity Corporate Index. Both are passively managed. Over the past 5 years, CEMB returned 1.97%/yr vs 1.50%/yr for IBDR. At a 0.42 correlation, their price movements are largely independent. CEMB charges 0.50%/yr vs 0.10%/yr for IBDR.
Performance
CEMB vs. IBDR - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with CEMB having a 1.49% return and IBDR slightly lower at 1.44%.
CEMB
- 1D
- -0.20%
- 1M
- 0.46%
- YTD
- 1.49%
- 6M
- 1.83%
- 1Y
- 7.31%
- 3Y*
- 7.31%
- 5Y*
- 1.97%
- 10Y*
- 3.49%
IBDR
- 1D
- -0.04%
- 1M
- 0.25%
- YTD
- 1.44%
- 6M
- 1.80%
- 1Y
- 4.38%
- 3Y*
- 5.07%
- 5Y*
- 1.50%
- 10Y*
- —
CEMB vs. IBDR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CEMB iShares J.P. Morgan EM Corporate Bond ETF | 1.49% | 8.86% | 5.81% | 8.37% | -12.58% | -0.59% | 6.77% | 13.90% | -2.57% | 7.11% |
IBDR iShares iBonds Dec 2026 Term Corporate ETF | 1.44% | 4.99% | 4.98% | 5.96% | -8.28% | -1.79% | 8.88% | 14.81% | -2.80% | 5.96% |
Correlation
The correlation between CEMB and IBDR is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.21 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.54 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.56 |
Correlation (All Time) Calculated using the full available price history since Sep 20, 2016 | 0.42 |
Over the past year, the correlation between CEMB and IBDR has dropped to 0.21 - well below their long-term average of 0.42, suggesting their price drivers have been diverging.
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Return for Risk
CEMB vs. IBDR — Risk / Return Rank
CEMB
IBDR
CEMB vs. IBDR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares J.P. Morgan EM Corporate Bond ETF (CEMB) and iShares iBonds Dec 2026 Term Corporate ETF (IBDR). 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.
| CEMB | IBDR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -4.53 | ||
| Sortino ratioReturn per unit of downside risk | -10.98 | ||
| Omega ratioGain probability vs. loss probability | 1.47 | 3.40 | -1.93 |
| Calmar ratioReturn relative to maximum drawdown | 2.55 | 53.28 | -50.73 |
| Martin ratioReturn relative to average drawdown | 11.06 | 185.24 | -174.18 |
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
| CEMB | IBDR | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.40 | 6.93 | -4.53 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.35 | 0.44 | -0.09 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.56 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.49 | 0.61 | -0.12 |
Drawdowns
CEMB vs. IBDR - Drawdown Comparison
The maximum CEMB drawdown since its inception was -20.84%, which is greater than IBDR's maximum drawdown of -16.06%. Use the drawdown chart below to compare losses from any high point for CEMB and IBDR.
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Drawdown Indicators
| CEMB | IBDR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -20.84% | -16.06% | -4.78% |
Max Drawdown (1Y)Largest decline over 1 year | -2.88% | -0.08% | -2.80% |
Max Drawdown (3Y)Largest decline over 3 years | -3.85% | -1.08% | -2.77% |
Max Drawdown (5Y)Largest decline over 5 years | -20.48% | -13.13% | -7.35% |
Max Drawdown (10Y)Largest decline over 10 years | -20.84% | — | — |
Current DrawdownCurrent decline from peak | -0.24% | -0.04% | -0.20% |
Average DrawdownAverage peak-to-trough decline | -3.66% | -2.84% | -0.82% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.66% | 0.02% | +0.64% |
Volatility
CEMB vs. IBDR - Volatility Comparison
iShares J.P. Morgan EM Corporate Bond ETF (CEMB) has a higher volatility of 1.08% compared to iShares iBonds Dec 2026 Term Corporate ETF (IBDR) at 0.15%. This indicates that CEMB's price experiences larger fluctuations and is considered to be riskier than IBDR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CEMB | IBDR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.08% | 0.15% | +0.93% |
Volatility (6M)Calculated over the trailing 6-month period | 2.43% | 0.34% | +2.09% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.06% | 0.64% | +2.42% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.63% | 3.40% | +2.23% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.30% | 4.86% | +1.44% |
CEMB vs. IBDR - Expense Ratio Comparison
CEMB has a 0.50% expense ratio, which is higher than IBDR's 0.10% expense ratio.
Dividends
CEMB vs. IBDR - Dividend Comparison
CEMB's dividend yield for the trailing twelve months is around 5.13%, more than IBDR's 4.13% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CEMB iShares J.P. Morgan EM Corporate Bond ETF | 5.13% | 5.14% | 5.11% | 4.77% | 4.29% | 3.51% | 3.86% | 4.19% | 4.66% | 4.06% | 4.26% | 4.76% |
IBDR iShares iBonds Dec 2026 Term Corporate ETF | 4.13% | 4.20% | 4.13% | 3.41% | 2.44% | 2.11% | 2.61% | 3.25% | 3.56% | 3.22% | 0.86% | 0.00% |
Frequently Asked Questions
CEMB and IBDR have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CEMB has higher volatility (1.08%) compared to IBDR (0.15%). In terms of maximum drawdown, CEMB dropped -20.84% vs IBDR's -16.06%.
On 5-year performance, CEMB leads with 1.97% vs 1.50% for IBDR. On fees, IBDR is cheaper at 0.10% per year. On volatility, IBDR has been the lower-risk option at 0.15%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, CEMB has performed better with a 1.97% return vs 1.50%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBDR is cheaper with a 0.10% expense ratio, compared with 0.50% for CEMB.
CEMB has the higher dividend yield at 5.13%, compared with 4.13% for IBDR.
CEMB tracks JP Morgan CEMBI Broad Diversified, while IBDR tracks Barclays December 2026 Maturity Corporate Index. Their fees differ too: 0.50% for CEMB and 0.10% for IBDR.
IBDR currently has the higher Sharpe Ratio (6.93 vs 2.40), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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