FMUBvsFIMUETF Comparison
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Fidelity Municipal Bond Opportunities ETF (FMUB) and Fidelity Intermediate Municipal Income ETF (FIMU) belong to the same industry segment: Municipal Bonds. Both ETFs have the same top 2 sector exposures: Municipal and Non-Corporate. FMUB is less expensive with a Total Expense Ratio (TER) of 0.3%, versus 0.31% for FIMU. Run a side-by-side ETF comparison of FMUB and FIMU 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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FMUB vs FIMU performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | FMUB FIMU | -0.32%-0.14% | -3.01%-2.64% | -1.19%n/a | -0.73%n/a | n/an/a | n/an/a |
| Flows | FMUB FIMU | +$44M+$92M | +$62M+$92M | +$148M- | +$164M- | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | FMUB FIMU | +5.00%+4.38% | +3.14%n/a | n/an/a | n/an/a |
| Max drawdown | FMUB FIMU | -5.46%-4.92% | -6.03%n/a | n/an/a | n/an/a |
| Max drawdown duration | FMUB FIMU | 92d92d | 102dn/a | n/an/a | n/an/a |
Trading data
FMUB | FIMU | |
Last sale 10/16/2026 at 1:30 PM | $49.11 | $19.31 |
| Previous close 10/15/2026 | $49.07 | $19.29 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 10/16/2026 at 1:30 PM
Live
Closed
FMUB | FIMU | |
|---|---|---|
| Last price | $49.11 | $19.31 |
| 1D performance | +0.08% | +0.10% |
| AuM | $288.02 M | $95.02 M |
| E/R | 0.3% | 0.31% |
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Exposure
Countries
FMUB
USA
34.21%
Other
65.79%
FIMU
USA
35.41%
Other
64.59%
Sectors
FMUB
Municipal
26.63%
Non-Corporate
7.58%
Other
65.79%
FIMU
Municipal
32.67%
Other
67.33%
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Diversification
FMUB
Total weight of top 15 holdings out of 15
18.46%
FIMU
Total weight of top 15 holdings out of 15
10.74%
Top 15 holdings
Data as of August 31, 2026
FMUB
Fidelity Municipal Cash Central Fund
7.58%
US54659LDS07
1.66%
Black Belt Energy Gas District, 5% 1jun2031, USD (2026)
0.91%
US56035DJJ28
0.80%
US23503CFM47
0.76%
US64987KDJ43
0.75%
San Antonio Electric and Gas Systems, FRN 1feb2055, USD (2026A)
0.75%
Florida Housing Finance Corp., 1.8% 1jul2036, USD (2021)
0.75%
US84136HCT86
0.72%
US52349EEY23
0.67%
Black Belt Energy Gas District, 5% 1nov2036, USD (2026)
0.66%
US88256FAU66
0.63%
Black Belt Energy Gas District, 5% 1dec2034, USD (2026)
0.61%
Black Belt Energy Gas District, 5% 1oct2033, USD (2026)
0.61%
University of Kansas Hospital Authority, 5.5% 1mar2054, USD (2026A)
0.60%
FIMU
Fidelity Municipal Cash Central Fund
2.74%
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)
0.68%
US84136HCT86
0.57%
Lower Alabama Gas District, 5% 1dec2033, USD (2025)
0.56%
Black Belt Energy Gas District, 5% 1oct2033, USD (2026)
0.56%
US292723DP56
0.54%
Texas Municipal Gas Acquisition and Supply Corp., 5.25% 1mar2037, USD (2026A)
0.51%
US292723DT78
0.49%
California Community Choice Financing Authority, 5% 1feb2031, USD (2026D)
0.48%
US09182TGC53
0.45%
Southeast Energy Authority, 5.25% 1mar2055, USD (2025B)
0.41%
US84136HAH66
0.40%
Frequently asked questions about FMUB and FIMU
Which ETF is bigger: FMUB or FIMU?
As of October 16, 2026, FMUB holds $288.02 M in assets under management (AUM), while FIMU manages $95.02 M.
What sectors do the FMUB and FIMU ETFs invest in?
FMUB leans toward sectors like Municipal and Non-Corporate. Meanwhile, FIMU focuses on Municipal.
What are the top holdings of the FMUB ETF and FIMU ETF?
FMUB top holdings include Fidelity Municipal Cash Central Fund, US54659LDS07 and Black Belt Energy Gas District, 5% 1jun2031, USD (2026). FIMU holds in its top three: Fidelity Municipal Cash Central Fund, Black Belt Energy Gas District, 5% 1jun2031, USD (2026) and Black Belt Energy Gas District, 5% 1nov2036, USD (2026).
Which ETF is more diversified: FMUB or FIMU?
FMUB holds 563 securities with 18.46% of its assets in the top 15. FIMU has 2830 securities and a top 15 weight of 10.74%.
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