INMUvsIBMSETF Comparison
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iShares Intermediate Muni Income Active ETF (INMU) and iShares iBonds Dec 2030 Term Muni Bond ETF (IBMS) belong to the same industry segment: Municipal Bonds. Both ETFs have the same top 2 sector exposures: Municipal and Non-Corporate. INMU is more expensive with a Total Expense Ratio (TER) of 0.41%, versus 0.1% for IBMS. INMU is up 0.08% year-to-date (YTD) with +$311M in YTD flows. IBMS performs worse with 0.05% YTD performance, and +$114M in YTD flows. Run a side-by-side ETF comparison of INMU and IBMS below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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INMU vs IBMS performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/02/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | INMU IBMS | -0.58%+0.08% | -1.61%-0.45% | +0.08%+0.05% | +3.73%+1.52% | +12.35%n/a | +6.56%n/a |
| Flows | INMU IBMS | +$19M+$22M | +$77M+$42M | +$311M+$114M | +$426M+$232M | +$536M- | +$537M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | INMU IBMS | +2.25%+1.46% | +2.10%+1.61% | +3.29%n/a | +3.00%n/a |
| Max drawdown | INMU IBMS | -2.17%-1.11% | -2.47%-2.08% | -4.19%n/a | -10.06%n/a |
| Max drawdown duration | INMU IBMS | 58d58d | 185d188d | 177dn/a | 1063dn/a |
Trading data
INMU | IBMS | |
Last sale 9/2/2026 at 1:30 PM | $23.50 | $25.60 |
| Previous close 09/02/2026 | $23.53 | $25.60 |
| Consolidated volume 09/02/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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INMU
is actively managed and doesn’t replicate an indexINMU | IBMS | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
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Main metrics
Last update 9/2/2026 at 1:30 PM
Live
Closed
INMU | IBMS | |
|---|---|---|
| Last price | $23.50 | $25.60 |
| 1D performance | -0.13% | -0.00% |
| AuM | $551.91 M | $336.21 M |
| E/R | 0.41% | 0.1% |
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Exposure
Countries
INMU
USA
34.92%
Other
65.08%
IBMS
USA
34.47%
Other
65.53%
Sectors
INMU
Municipal
30.6%
Other
69.4%
IBMS
Municipal
33.97%
Other
66.03%
Diversification
INMU
Total weight of top 15 holdings out of 15
15.91%
IBMS
Total weight of top 15 holdings out of 15
6.71%
Top 15 holdings
Data as of July 31, 2026
INMU
BlackRock Liquidity MuniCash
4.32%
Pennsylvania, 5% 1apr2042, USD (2026)
1.02%
US207758Z636
1.02%
Port of Portland, 5.25% 1jul2042, USD
0.99%
US20772KF792
0.88%
US09182TEN37
0.85%
State of Washington, 5% 1feb2040, USD (2026C)
0.83%
US575829PX87
0.83%
US13013JHG40
0.82%
US60416TYA05
0.81%
California Statewide Communities Development Authority, 5% 1oct2028, USD (2025A)
0.78%
US13034DBS27
0.73%
Southern California Public Power Authority, 5% 1nov2033, USD (2026A)
0.70%
Pennsylvania Public School Building Authority, 5% 1jun2032, USD (2016A)
0.67%
US576528DP59
0.66%
IBMS
New Jersey, 4% 1jun2030, USD
0.79%
US79625GNF62
0.63%
New York Metropolitan Transportation Authority, 5% 15nov2045, USD (2015A-2)
0.58%
US91412HWB58
0.52%
BlackRock Liquidity MuniCash
0.50%
Connecticut Health and Educational Facilities Authority, 5% 1jul2064, USD (2025B-1)
0.50%
California, 5% 1nov2030, USD
0.45%
US618024BT98
0.39%
Alabama Public School and College Authority, 5% 1nov2032, USD (2020-A)
0.38%
US419794B842
0.37%
Missouri Highways and Transportation Commission, 5% 1may2030, USD (2022)
0.35%
US39081HHV78
0.34%
Georgia, 4% 1dec2030, USD (2026C)
0.33%
US13063ENN21
0.30%
US89602HFT95
0.29%
Frequently asked questions about INMU and IBMS
How have the INMU and IBMS ETFs performed in 2026?
As of September 2, 2026, INMU is up 0.08% year-to-date (YTD), while IBMS has returned 0.05%. That puts INMU better performer ahead so far this year.
Which ETF is attracting more investor money: INMU or IBMS?
Year-to-date, the INMU ETF saw +$311M in flows, compared to +$114M for IBMS.
Which ETF is more volatile: INMU or IBMS?
Over the past year, INMU had a volatility of 2.1%, while IBMS experienced 1.61%.
Which ETF is bigger: INMU or IBMS?
As of September 2, 2026, INMU holds $551.91 M in assets under management (AUM), while IBMS manages $336.21 M.
What sectors do the INMU and IBMS ETFs invest in?
INMU leans toward sectors like Municipal. Meanwhile, IBMS focuses on Municipal.
What are the top holdings of the INMU ETF and IBMS ETF?
INMU top holdings include BlackRock Liquidity MuniCash, Pennsylvania, 5% 1apr2042, USD (2026) and US207758Z636. IBMS holds in its top three: New Jersey, 4% 1jun2030, USD, US79625GNF62 and New York Metropolitan Transportation Authority, 5% 15nov2045, USD (2015A-2).
Which ETF is more diversified: INMU or IBMS?
INMU holds 430 securities with 15.91% of its assets in the top 15. IBMS has 1694 securities and a top 15 weight of 6.71%.
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