MBND vs. SMMU
MBND (SPDR Nuveen Municipal Bond ETF) and SMMU (PIMCO Short Term Municipal Bond Active ETF) are both Municipal Bonds funds. Both are actively managed. Over the past 5 years, MBND returned 0.64%/yr vs 1.90%/yr for SMMU. A 0.60 correlation means they provide meaningful diversification when combined. MBND charges 0.40%/yr vs 0.35%/yr for SMMU.
Performance
MBND vs. SMMU - Performance Comparison
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Returns By Period
In the year-to-date period, MBND achieves a 1.19% return, which is significantly higher than SMMU's 1.12% return.
MBND
- 1D
- 0.07%
- 1M
- 0.66%
- YTD
- 1.19%
- 6M
- 1.47%
- 1Y
- 5.23%
- 3Y*
- 3.72%
- 5Y*
- 0.64%
- 10Y*
- —
SMMU
- 1D
- 0.02%
- 1M
- 0.33%
- YTD
- 1.12%
- 6M
- 1.32%
- 1Y
- 3.86%
- 3Y*
- 3.66%
- 5Y*
- 1.90%
- 10Y*
- 1.86%
MBND vs. SMMU - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
MBND SPDR Nuveen Municipal Bond ETF | 1.19% | 2.90% | 2.75% | 5.62% | -8.61% | 0.59% |
SMMU PIMCO Short Term Municipal Bond Active ETF | 1.12% | 4.06% | 2.68% | 4.39% | -2.45% | -0.10% |
Correlation
The correlation between MBND and SMMU is 0.49, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.49 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.57 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.61 |
Correlation (All Time) Calculated using the full available price history since Feb 5, 2021 | 0.60 |
The correlation between MBND and SMMU shifts across timeframes, from 0.49 (1 year) to 0.61 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
MBND vs. SMMU — Risk / Return Rank
MBND
SMMU
MBND vs. SMMU - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR Nuveen Municipal Bond ETF (MBND) and PIMCO Short Term Municipal Bond Active ETF (SMMU). 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.
| MBND | SMMU | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.69 | ||
| Sortino ratioReturn per unit of downside risk | -2.73 | ||
| Omega ratioGain probability vs. loss probability | 1.45 | 1.89 | -0.44 |
| Calmar ratioReturn relative to maximum drawdown | 2.15 | 5.04 | -2.88 |
| Martin ratioReturn relative to average drawdown | 7.13 | 18.00 | -10.87 |
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
| MBND | SMMU | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.11 | 3.79 | -1.69 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.19 | 1.14 | -0.96 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.68 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.21 | 0.60 | -0.39 |
Drawdowns
MBND vs. SMMU - Drawdown Comparison
The maximum MBND drawdown since its inception was -13.18%, which is greater than SMMU's maximum drawdown of -5.09%. Use the drawdown chart below to compare losses from any high point for MBND and SMMU.
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Drawdown Indicators
| MBND | SMMU | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.18% | -5.09% | -8.09% |
Max Drawdown (1Y)Largest decline over 1 year | -2.44% | -0.77% | -1.67% |
Max Drawdown (3Y)Largest decline over 3 years | -4.57% | -1.95% | -2.62% |
Max Drawdown (5Y)Largest decline over 5 years | -13.18% | -4.76% | -8.42% |
Max Drawdown (10Y)Largest decline over 10 years | — | -5.09% | — |
Current DrawdownCurrent decline from peak | -0.55% | -0.01% | -0.54% |
Average DrawdownAverage peak-to-trough decline | -4.19% | -0.55% | -3.64% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.74% | 0.22% | +0.52% |
Volatility
MBND vs. SMMU - Volatility Comparison
SPDR Nuveen Municipal Bond ETF (MBND) has a higher volatility of 1.05% compared to PIMCO Short Term Municipal Bond Active ETF (SMMU) at 0.31%. This indicates that MBND's price experiences larger fluctuations and is considered to be riskier than SMMU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MBND | SMMU | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.05% | 0.31% | +0.74% |
Volatility (6M)Calculated over the trailing 6-month period | 1.81% | 0.79% | +1.02% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.50% | 1.02% | +1.48% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.48% | 1.67% | +1.81% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.41% | 2.73% | +0.68% |
MBND vs. SMMU - Expense Ratio Comparison
MBND has a 0.40% expense ratio, which is higher than SMMU's 0.35% expense ratio.
Dividends
MBND vs. SMMU - Dividend Comparison
MBND's dividend yield for the trailing twelve months is around 3.49%, more than SMMU's 2.84% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MBND SPDR Nuveen Municipal Bond ETF | 3.49% | 3.43% | 2.72% | 2.53% | 1.61% | 1.62% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
SMMU PIMCO Short Term Municipal Bond Active ETF | 2.84% | 2.80% | 3.03% | 2.79% | 1.37% | 0.60% | 1.19% | 1.82% | 1.57% | 1.41% | 1.03% | 0.89% |
Frequently Asked Questions
MBND and SMMU have a correlation of 0.49, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MBND has higher volatility (1.05%) compared to SMMU (0.31%). In terms of maximum drawdown, MBND dropped -13.18% vs SMMU's -5.09%.
On 5-year performance, SMMU leads with 1.90% vs 0.64% for MBND. On fees, SMMU is cheaper at 0.35% per year. On volatility, SMMU has been the lower-risk option at 0.31%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, SMMU has performed better with a 1.90% return vs 0.64%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
SMMU is cheaper with a 0.35% expense ratio, compared with 0.40% for MBND.
MBND has the higher dividend yield at 3.49%, compared with 2.84% for SMMU.
They also come from different issuers: State Street and PIMCO. Their fees differ too: 0.40% for MBND and 0.35% for SMMU.
SMMU currently has the higher Sharpe Ratio (3.79 vs 2.11), 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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