JHMB vs. MBB
JHMB (John Hancock Mortgage Backed Securities ETF) and MBB (iShares MBS Bond ETF) are both exchange-traded funds - JHMB is a Intermediate Core-Plus Bond fund actively managed by John Hancock, while MBB is a Mortgage Backed Securities fund tracking the Barclays Capital U.S. MBS Index. JHMB is actively managed, while MBB is passively managed. Over the past 3 years, JHMB returned 5.14%/yr vs 4.35%/yr for MBB. A 0.73 correlation means they provide meaningful diversification when combined. JHMB charges 0.39%/yr vs 0.06%/yr for MBB.
Performance
JHMB vs. MBB - Performance Comparison
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Returns By Period
In the year-to-date period, JHMB achieves a 0.68% return, which is significantly lower than MBB's 0.82% return.
JHMB
- 1D
- 0.05%
- 1M
- 0.72%
- YTD
- 0.68%
- 6M
- 0.76%
- 1Y
- 5.76%
- 3Y*
- 5.14%
- 5Y*
- —
- 10Y*
- —
MBB
- 1D
- 0.10%
- 1M
- 0.63%
- YTD
- 0.82%
- 6M
- 0.92%
- 1Y
- 5.79%
- 3Y*
- 4.35%
- 5Y*
- 0.43%
- 10Y*
- 1.30%
JHMB vs. MBB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
JHMB John Hancock Mortgage Backed Securities ETF | 0.68% | 7.89% | 3.52% | 7.21% | -10.24% | -0.88% |
MBB iShares MBS Bond ETF | 0.82% | 8.38% | 1.31% | 5.01% | -11.74% | -0.84% |
Correlation
The correlation between JHMB and MBB 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 | 0.90 |
Correlation (All Time) Calculated using the full available price history since Aug 19, 2021 | 0.73 |
The correlation between JHMB and MBB shifts across timeframes, from 0.73 (all time) to 0.90 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
JHMB vs. MBB — Risk / Return Rank
JHMB
MBB
JHMB vs. MBB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for John Hancock Mortgage Backed Securities ETF (JHMB) and iShares MBS Bond ETF (MBB). 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.
| JHMB | MBB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.22 | ||
| Sortino ratioReturn per unit of downside risk | +0.40 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.23 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 1.92 | 1.98 | -0.05 |
| Martin ratioReturn relative to average drawdown | 5.24 | 6.17 | -0.93 |
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Drawdowns
JHMB vs. MBB - Drawdown Comparison
The maximum JHMB drawdown since its inception was -14.53%, smaller than the maximum MBB drawdown of -17.64%. Use the drawdown chart below to compare losses from any high point for JHMB and MBB.
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Drawdown Indicators
| JHMB | MBB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.53% | -17.64% | +3.11% |
Max Drawdown (1Y)Largest decline over 1 year | -3.01% | -2.94% | -0.07% |
Max Drawdown (3Y)Largest decline over 3 years | -5.80% | -7.68% | +1.88% |
Max Drawdown (5Y)Largest decline over 5 years | — | -17.19% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -17.64% | — |
Current DrawdownCurrent decline from peak | -1.53% | -1.28% | -0.25% |
Average DrawdownAverage peak-to-trough decline | -4.79% | -2.34% | -2.45% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.10% | 0.94% | +0.16% |
Volatility
JHMB vs. MBB - Volatility Comparison
The current volatility for John Hancock Mortgage Backed Securities ETF (JHMB) is 1.14%, while iShares MBS Bond ETF (MBB) has a volatility of 1.27%. This indicates that JHMB experiences smaller price fluctuations and is considered to be less risky than MBB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| JHMB | MBB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.14% | 1.27% | -0.13% |
Volatility (6M)Calculated over the trailing 6-month period | 2.82% | 3.32% | -0.50% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.82% | 4.46% | -0.64% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.79% | 6.83% | -1.04% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.79% | 5.32% | +0.47% |
JHMB vs. MBB - Expense Ratio Comparison
JHMB has a 0.39% expense ratio, which is higher than MBB's 0.06% expense ratio.
Dividends
JHMB vs. MBB - Dividend Comparison
JHMB's dividend yield for the trailing twelve months is around 4.72%, more than MBB's 4.27% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
JHMB John Hancock Mortgage Backed Securities ETF | 4.72% | 4.48% | 4.88% | 4.04% | 4.17% | 0.98% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
MBB iShares MBS Bond ETF | 4.27% | 4.21% | 3.94% | 3.40% | 2.31% | 1.05% | 2.10% | 2.77% | 2.64% | 2.23% | 2.58% | 2.66% |
Frequently Asked Questions
JHMB and MBB 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.
MBB has higher volatility (1.27%) compared to JHMB (1.14%). In terms of maximum drawdown, JHMB dropped -14.53% vs MBB's -17.64%.
On 3-year performance, JHMB leads with 5.14% vs 4.35% for MBB. On fees, MBB is cheaper at 0.06% per year. On volatility, JHMB has been the lower-risk option at 1.14%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, JHMB has performed better with a 5.14% return vs 4.35%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
MBB is cheaper with a 0.06% expense ratio, compared with 0.39% for JHMB.
JHMB has the higher dividend yield at 4.72%, compared with 4.27% for MBB.
JHMB is categorized as Intermediate Core-Plus Bond, while MBB is Mortgage Backed Securities. They also come from different issuers: John Hancock and iShares. Their fees differ too: 0.39% for JHMB and 0.06% for MBB.
JHMB currently has the higher Sharpe Ratio (1.52 vs 1.31), 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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