FIMUvsIBMTETF Comparison
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Fidelity Intermediate Municipal Income ETF (FIMU) and iShares iBonds Dec 2031 Term Muni Bond ETF (IBMT) belong to the same industry segment: Municipal Bonds. Both ETFs have the same top 2 sector exposures: Municipal and Non-Corporate. FIMU is more expensive with a Total Expense Ratio (TER) of 0.31%, versus 0.1% for IBMT. Run a side-by-side ETF comparison of FIMU and IBMT 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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FIMU vs IBMT performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 11/03/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | FIMU IBMT | +3.17%+2.85% | +0.02%+0.53% | n/a-0.02% | n/a+0.64% | n/an/a | n/an/a |
| Flows | FIMU IBMT | +$3M+$38M | +$91M+$82M | -+$159M | -+$181M | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | FIMU IBMT | +4.49%+4.13% | n/a+2.70% | n/an/a | n/an/a |
| Max drawdown | FIMU IBMT | -4.87%-4.21% | n/a-5.71% | n/an/a | n/an/a |
| Max drawdown duration | FIMU IBMT | 82d82d | n/a250d | n/an/a | n/an/a |
Trading data
FIMU | IBMT | |
Last sale 11/4/2026 at 2:30 PM | $19.65 | $25.46 |
| Previous close 11/03/2026 | $19.62 | $25.41 |
| Consolidated volume 11/03/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 30, 2026
1-year trailing difference
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FIMU
is actively managed and doesn’t replicate an indexFIMU | IBMT | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 11/4/2026 at 2:30 PM
Live
Closed
FIMU | IBMT | |
|---|---|---|
| Last price | $19.65 | $25.46 |
| 1D performance | +0.15% | +0.18% |
| AuM | $95.59 M | $211.88 M |
| E/R | 0.31% | 0.1% |
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Exposure
Countries
FIMU
USA
36.22%
Other
63.78%
IBMT
USA
33.08%
Other
66.92%
Sectors
FIMU
Municipal
31.87%
Other
68.13%
IBMT
Municipal
31.42%
Other
68.58%
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Diversification
FIMU
Total weight of top 15 holdings out of 15
12.5%
IBMT
Total weight of top 15 holdings out of 15
8.1%
Top 15 holdings
Data as of September 30, 2026
FIMU
Fidelity Municipal Cash Central Fund
4.35%
Black Belt Energy Gas District, 5% 1jun2031, USD (2026)
0.82%
Black Belt Energy Gas District, 5% 1nov2036, USD (2026)
0.80%
Main Street Energy Inc., 5% 1oct2033, USD (2026A)
0.73%
Main Street Energy Inc., 5% 1sep2036, USD (2026C)
0.67%
US84136HCT86
0.57%
Lower Alabama Gas District, 5% 1dec2033, USD (2025)
0.56%
Black Belt Energy Gas District, 5% 1oct2033, USD (2026)
0.56%
US88256RBD70
0.55%
US292723DP56
0.55%
Texas Municipal Gas Acquisition and Supply Corp., 5.25% 1mar2037, USD (2026A)
0.50%
California Community Choice Financing Authority, 5% 1feb2031, USD (2026D)
0.49%
US292723DT78
0.49%
US09182TGC53
0.45%
Southeast Energy Authority, 5.25% 1mar2055, USD (2025B)
0.41%
IBMT
BlackRock Liquidity MuniCash
1.66%
New Jersey, 4% 1jun2031, USD
0.70%
US646067KD94
0.63%
US64966SYJ94
0.62%
US373385QZ98
0.61%
Aquarion Water Authority, 5.25% 1feb2031, USD (2026)
0.49%
Los Angeles Unified School District, 5% 1jul2031, USD (2024)
0.44%
US97705MZ406
0.44%
North Texas Tollway Authority, 0% 1jan2031, USD (2008D, 8308D)
0.44%
US606092QD91
0.40%
US61334PFN87
0.38%
University of California, 5% 15may2035, USD (2021)
0.33%
US7417018C37
0.33%
Honolulu, 5% 1mar2031, USD (2021E)
0.32%
US650028F323
0.32%
Frequently asked questions about FIMU and IBMT
Which ETF is bigger: FIMU or IBMT?
As of November 3, 2026, FIMU holds $95.59 M in assets under management (AUM), while IBMT manages $211.88 M.
What sectors do the FIMU and IBMT ETFs invest in?
FIMU leans toward sectors like Municipal. Meanwhile, IBMT focuses on Municipal.
What are the top holdings of the FIMU ETF and IBMT ETF?
FIMU top holdings include Fidelity Municipal Cash Central Fund, Black Belt Energy Gas District, 5% 1jun2031, USD (2026) and Black Belt Energy Gas District, 5% 1nov2036, USD (2026). IBMT holds in its top three: BlackRock Liquidity MuniCash, New Jersey, 4% 1jun2031, USD and US646067KD94.
Which ETF is more diversified: FIMU or IBMT?
FIMU holds 2765 securities with 12.5% of its assets in the top 15. IBMT has 1484 securities and a top 15 weight of 8.1%.
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