EVMO vs. MBB
EVMO (Eaton Vance Mortgage Opportunities ETF) and MBB (iShares MBS Bond ETF) are both Mortgage Backed Securities funds. EVMO is actively managed, while MBB is passively managed. Their 0.64 correlation means they have sometimes moved together and sometimes differently. EVMO charges 0.45%/yr vs 0.04%/yr for MBB.
Performance
EVMO vs. MBB - Performance Comparison
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Returns By Period
In the year-to-date period, EVMO achieves a 0.65% return, which is significantly higher than MBB's -0.34% return.
EVMO
- 1D
- -0.29%
- 1M
- -0.53%
- 6M
- 0.19%
- YTD
- 0.65%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- —
MBB
- 1D
- -0.40%
- 1M
- -1.29%
- 6M
- -0.83%
- YTD
- -0.34%
- 1Y
- 3.08%
- 3Y*
- 4.35%
- 5Y*
- 0.08%
- 10Y*
- 1.15%
- ALL TIME*
- 2.61%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $2.64M | $3.32M | $3.09M | |
| $206.11M | $186.95M | $205.58M |
EVMO vs. MBB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
EVMO Eaton Vance Mortgage Opportunities ETF | 0.65% | 3.37% |
MBB iShares MBS Bond ETF | -0.34% | 3.43% |
Correlation
The correlation between EVMO and MBB is 0.64, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Aug 4, 2025 | 0.64 |
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Return for Risk
EVMO vs. MBB — Risk / Return Rank
EVMO
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
MBB
EVMO vs. MBB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Eaton Vance Mortgage Opportunities ETF (EVMO) 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.
| EVMO | MBB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.17 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 1.42 | — |
| Martin ratioReturn relative to average drawdown | — | 3.92 | — |
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Drawdowns
EVMO vs. MBB - Drawdown Comparison
The maximum EVMO drawdown since its inception was -1.89%, smaller than the maximum MBB drawdown of -17.64%. Use the drawdown chart below to compare losses from any high point for EVMO and MBB.
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Drawdown Indicators
| EVMO | MBB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -1.89% | -17.64% | +15.75% |
Max Drawdown (1Y)Largest decline over 1 year | — | -2.94% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -6.40% | — |
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 | -0.99% | -2.42% | +1.43% |
Average DrawdownAverage peak-to-trough decline | -0.45% | -2.34% | +1.89% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 1.07% | — |
Volatility
EVMO vs. MBB - Volatility Comparison
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Volatility by Period
| EVMO | MBB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 1.29% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 3.47% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 2.90% | 4.44% | -1.54% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.90% | 6.85% | -3.95% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.90% | 5.33% | -2.43% |
EVMO vs. MBB - Expense Ratio Comparison
EVMO has a 0.45% expense ratio, which is higher than MBB's 0.04% expense ratio.
Dividends
EVMO vs. MBB - Dividend Comparison
EVMO's dividend yield for the trailing twelve months is around 4.99%, more than MBB's 4.34% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
EVMO Eaton Vance Mortgage Opportunities ETF | 4.99% | 1.95% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
MBB iShares MBS Bond ETF | 3.98% | 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
EVMO and MBB have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, MBB is cheaper at 0.04% per year. The better choice depends on whether you care most about return, fees, risk, or income.
MBB is cheaper with a 0.04% expense ratio, compared with 0.45% for EVMO.
EVMO has the higher dividend yield at 4.99%, compared with 3.98% for MBB.
They also come from different issuers: Eaton Vance and iShares. Their fees differ too: 0.45% for EVMO and 0.04% for MBB.
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