INMU vs. IBMO
INMU (BlackRock Intermediate Muni Income Bond ETF) and IBMO (iShares iBonds Dec 2026 Term Muni Bond ETF) are both Municipal Bonds funds. INMU is actively managed, while IBMO is passively managed. Over the past 5 years, INMU returned 1.36%/yr vs 0.62%/yr for IBMO. Their 0.48 correlation means their historical movements had little consistent relationship. INMU charges 0.30%/yr vs 0.18%/yr for IBMO.
Performance
INMU vs. IBMO - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, INMU achieves a 0.65% return, which is significantly lower than IBMO's 1.22% return.
INMU
- 1D
- 0.12%
- 1M
- -1.65%
- 6M
- -0.66%
- YTD
- 0.65%
- 1Y
- 4.95%
- 3Y*
- 4.27%
- 5Y*
- 1.36%
- 10Y*
- —
- ALL TIME*
- 1.83%
IBMO
- 1D
- -0.04%
- 1M
- 0.16%
- 6M
- 1.09%
- YTD
- 1.22%
- 1Y
- 2.34%
- 3Y*
- 3.01%
- 5Y*
- 0.62%
- 10Y*
- —
- ALL TIME*
- 1.84%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $1.89M | $1.94M | $1.71M | |
| $5.47M | $4.77M | $4.63M |
INMU vs. IBMO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
INMU BlackRock Intermediate Muni Income Bond ETF | 0.65% | 5.52% | 2.77% | 6.50% | -7.78% | 2.84% |
IBMO iShares iBonds Dec 2026 Term Muni Bond ETF | 1.22% | 3.11% | 1.97% | 2.90% | -5.36% | 0.46% |
Correlation
The correlation between INMU and IBMO is 0.12, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.12 |
Correlation (3Y) Balances recent behavior with more history. | 0.34 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.48 |
Correlation (All Time) Calculated using the full available price history since Mar 18, 2021 | 0.48 |
Over the past year, the correlation between INMU and IBMO has dropped to 0.12 - well below their long-term average of 0.48, suggesting their price drivers have been diverging.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
INMU vs. IBMO — Risk / Return Rank
INMU
IBMO
INMU vs. IBMO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock Intermediate Muni Income Bond ETF (INMU) and iShares iBonds Dec 2026 Term Muni Bond ETF (IBMO). 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.
| INMU | IBMO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.11 | ||
| Sortino ratioReturn per unit of downside risk | -0.48 | ||
| Omega ratioGain probability vs. loss probability | 1.42 | 1.41 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 1.92 | 6.22 | -4.29 |
| Martin ratioReturn relative to average drawdown | 5.95 | 18.35 | -12.41 |
Loading charts...
Drawdowns
INMU vs. IBMO - Drawdown Comparison
The maximum INMU drawdown since its inception was -10.67%, smaller than the maximum IBMO drawdown of -14.77%. Use the drawdown chart below to compare losses from any high point for INMU and IBMO.
Loading charts...
Drawdown Indicators
| INMU | IBMO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -10.67% | -14.77% | +4.10% |
Max Drawdown (1Y)Largest decline over 1 year | -2.58% | -0.38% | -2.20% |
Max Drawdown (3Y)Largest decline over 3 years | -4.00% | -1.21% | -2.79% |
Max Drawdown (5Y)Largest decline over 5 years | -10.67% | -8.77% | -1.90% |
Current DrawdownCurrent decline from peak | -1.71% | -0.04% | -1.67% |
Average DrawdownAverage peak-to-trough decline | -2.75% | -2.27% | -0.48% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.83% | 0.13% | +0.70% |
Volatility
INMU vs. IBMO - Volatility Comparison
BlackRock Intermediate Muni Income Bond ETF (INMU) has a higher volatility of 0.79% compared to iShares iBonds Dec 2026 Term Muni Bond ETF (IBMO) at 0.36%. This indicates that INMU's price experiences larger fluctuations and is considered to be riskier than IBMO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| INMU | IBMO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.79% | 0.36% | +0.43% |
Volatility (6M)Calculated over the trailing 6-month period | 2.00% | 0.72% | +1.28% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.54% | 1.14% | +1.40% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.62% | 2.14% | +1.48% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.51% | 4.47% | -0.96% |
INMU vs. IBMO - Expense Ratio Comparison
INMU has a 0.30% expense ratio, which is higher than IBMO's 0.18% expense ratio.
Dividends
INMU vs. IBMO - Dividend Comparison
INMU's dividend yield for the trailing twelve months is around 3.41%, more than IBMO's 2.40% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
IBMO iShares iBonds Dec 2026 Term Muni Bond ETF | 2.40% | 2.37% | 2.15% | 1.65% | 0.89% | 0.62% | 1.03% | 1.01% |
INMU BlackRock Intermediate Muni Income Bond ETF | 3.41% | 3.48% | 3.47% | 3.44% | 1.92% | 1.14% | 0.00% | 0.00% |
Frequently Asked Questions
INMU and IBMO have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
INMU has higher volatility (0.79%) compared to IBMO (0.36%). In terms of maximum drawdown, INMU dropped -10.67% vs IBMO's -14.77%.
On 5-year performance, INMU leads with 1.36% vs 0.62% for IBMO. On fees, IBMO is cheaper at 0.18% per year. On volatility, IBMO has been the lower-risk option at 0.36%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, INMU has performed better with a 1.36% return vs 0.62%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBMO is cheaper with a 0.18% expense ratio, compared with 0.30% for INMU.
INMU has the higher dividend yield at 3.41%, compared with 2.40% for IBMO.
They also come from different issuers: BlackRock and iShares. Their fees differ too: 0.30% for INMU and 0.18% for IBMO.
IBMO currently has the higher Sharpe Ratio (2.06 vs 1.96), 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.
Find the right allocation for INMU and IBMO
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer