INMU vs. AUSM
INMU (BlackRock Intermediate Muni Income Bond ETF) and AUSM (Allspring Ultra Short Municipal ETF) are both Municipal Bonds funds. Both are actively managed. At a 0.13 correlation, their price movements are largely independent. INMU charges 0.30%/yr vs 0.18%/yr for AUSM.
Performance
INMU vs. AUSM - Performance Comparison
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Returns By Period
In the year-to-date period, INMU achieves a 1.73% return, which is significantly higher than AUSM's 0.98% return.
INMU
- 1D
- 0.00%
- 1M
- 0.57%
- YTD
- 1.73%
- 6M
- 1.98%
- 1Y
- 7.17%
- 3Y*
- 4.89%
- 5Y*
- 1.78%
- 10Y*
- —
AUSM
- 1D
- -0.02%
- 1M
- 0.21%
- YTD
- 0.98%
- 6M
- 1.34%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
INMU vs. AUSM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
INMU BlackRock Intermediate Muni Income Bond ETF | 1.73% | 4.65% |
AUSM Allspring Ultra Short Municipal ETF | 0.98% | 1.63% |
Correlation
The correlation between INMU and AUSM is 0.13, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Jul 9, 2025 | 0.13 |
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Return for Risk
INMU vs. AUSM — Risk / Return Rank
INMU
AUSM
INMU vs. AUSM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock Intermediate Muni Income Bond ETF (INMU) and Allspring Ultra Short Municipal ETF (AUSM). 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.
| INMU | AUSM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.65 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 2.79 | — | — |
| Martin ratioReturn relative to average drawdown | 9.53 | — | — |
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
| INMU | AUSM | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.87 | — | — |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.50 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.60 | 3.98 | -3.38 |
Drawdowns
INMU vs. AUSM - Drawdown Comparison
The maximum INMU drawdown since its inception was -10.67%, which is greater than AUSM's maximum drawdown of -0.42%. Use the drawdown chart below to compare losses from any high point for INMU and AUSM.
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Drawdown Indicators
| INMU | AUSM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -10.67% | -0.42% | -10.25% |
Max Drawdown (1Y)Largest decline over 1 year | -2.58% | — | — |
Max Drawdown (3Y)Largest decline over 3 years | -4.88% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -10.67% | — | — |
Current DrawdownCurrent decline from peak | -0.66% | -0.02% | -0.64% |
Average DrawdownAverage peak-to-trough decline | -2.81% | -0.09% | -2.72% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.75% | — | — |
Volatility
INMU vs. AUSM - Volatility Comparison
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Volatility by Period
| INMU | AUSM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.81% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 1.88% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 2.51% | 0.73% | +1.78% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.60% | 0.73% | +2.87% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.54% | 0.73% | +2.81% |
INMU vs. AUSM - Expense Ratio Comparison
INMU has a 0.30% expense ratio, which is higher than AUSM's 0.18% expense ratio.
Dividends
INMU vs. AUSM - Dividend Comparison
INMU's dividend yield for the trailing twelve months is around 3.36%, more than AUSM's 2.39% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 |
|---|---|---|---|---|---|---|
AUSM Allspring Ultra Short Municipal ETF | 2.39% | 1.26% | 0.00% | 0.00% | 0.00% | 0.00% |
INMU BlackRock Intermediate Muni Income Bond ETF | 3.36% | 3.48% | 3.47% | 3.44% | 1.92% | 1.14% |
Frequently Asked Questions
INMU and AUSM have a correlation of 0.13, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, AUSM is cheaper at 0.18% per year. The better choice depends on whether you care most about return, fees, risk, or income.
AUSM is cheaper with a 0.18% expense ratio, compared with 0.30% for INMU.
INMU has the higher dividend yield at 3.36%, compared with 2.39% for AUSM.
They also come from different issuers: BlackRock and Allspring. Their fees differ too: 0.30% for INMU and 0.18% for AUSM.
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