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FSMBvsMUBETF Comparison

ETF 1

FSMB

First Trust Short Duration Managed Municipal ETF

This fund is part of

Municipal Bonds

-0%

Full FSMB fund page

VS

ETF 2

MUB

iShares National Muni Bond ETF

This fund is part of

Municipal Bonds

-0%

Full MUB fund page

First Trust Short Duration Managed Municipal ETF (FSMB) and iShares National Muni Bond ETF (MUB) belong to the same industry segment: Municipal Bonds. In contrast, MUB's top sector exposures are Municipal and Non-Corporate. FSMB is more expensive with a Total Expense Ratio (TER) of 0.34%, versus 0.05% for MUB. FSMB is up 1.23% year-to-date (YTD) with +$150M in YTD flows. MUB performs worse with -2.03% YTD performance, and +$11.48B in YTD flows. Run a side-by-side ETF comparison of FSMB and MUB 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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FSMB vs MUB performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 10/16/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	FSMB MUB	-0.11%-0.14%	-0.86%-3.29%	+1.23%-2.03%	+1.37%-1.45%	+8.09%+6.25%	+4.26%-2.01%
Flows	FSMB MUB	+$31M+$6.47B	+$37M+$7.36B	+$150M+$11.48B	+$175M+$13.13B	+$250M+$16.57B	+$492M+$30.97B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	FSMB MUB	+2.49%+5.07%	+1.58%+3.19%	+1.68%+3.67%	+1.64%+3.58%
Max drawdown	FSMB MUB	-2.71%-5.73%	-2.71%-6.40%	-2.71%-6.40%	-5.98%-11.55%
Max drawdown duration	FSMB MUB	64d92d	64d102d	64d102d	1149d1488d

Trading data

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	FSMB	MUB
Last sale 10/16/2026 at 7:49 PM	$19.64	$102.39
Previous close 10/16/2026	$19.62	$102.35
Consolidated volume 10/16/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of October 19, 2026

1-year trailing difference

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FSMB

is actively managed and doesn’t replicate an index

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	FSMB	MUB
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 10/16/2026 at 7:49 PM

Live

Closed

	FSMB	MUB
Last price	$19.64	$102.39
1D performance	+0.08%	+0.04%
AuM	$649.27 M	$51.05 B
E/R	0.34%	0.05%

Characteristics

	FSMB	MUB
Management strategy	Active	Passive
Provider	First Trust	iShares
Benchmark	-	ICE AMT-Free US National Municipal Index
N° of holdings	-	3823
Asset class	-	Fixed Income
Trailing 12m distribution yield	Join	Join
Inception date	November 1, 2018	September 7, 2007
ESG	No	No

More FSMB data on Trackinsight

More MUB data on Trackinsight

Exposure

Countries

FSMB

Data will be available soon

MUB

USA

56.95%

Other

43.05%

Sectors

FSMB

Data will be available soon

MUB

Municipal

56.94%

Other

43.06%

Diversification

FSMB

Data will be available soon

MUB

Total weight of top 15 holdings out of 15

1.93%

Top 15 holdings

Data as of January 1, 1970

FSMB

Data will be available soon

MUB

University of Texas, 5% 15aug2036, USD (2025B)

0.19%

US79642GTU66

0.15%

US650028ZA41

0.15%

New York Dormitory Authority, 4% 15feb2047, USD (2019D)

0.13%

Houston Higher Education Finance Corp., 5% 15may2034, USD (2024)

0.13%

New Jersey, 5% 1jun2028, USD

0.13%

Northwest Independent School District, 5.25% 15feb2055, USD (2025)

0.13%

Ohio State University, 5% 1jun2035, USD (2026)

0.12%

California, 5% 1sep2031, USD

0.12%

US93974EVY93

0.12%

Illinois, 5% 1nov2027, USD (2017D)

0.11%

East AWP Joint Powers Authority, 3.125% 1sep2026, USD (2024A)

0.11%

Chicago Transit Authority, 5% 1dec2049, USD (2024A)

0.11%

US812643ZK32

0.11%

US44244CN944

0.11%

Frequently asked questions about FSMB and MUB

FSMBvsMUBETF Comparison

First Trust Short Duration Managed Municipal ETF

iShares National Muni Bond ETF

FSMB vs MUB performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the FSMB and MUB ETFs performed in 2026?

As of October 16, 2026, FSMB is up 1.23% year-to-date (YTD), while MUB has lost -2.03%. That puts FSMB better performer ahead so far this year.

Which ETF is attracting more investor money: FSMB or MUB?

Year-to-date, the FSMB ETF saw +$150M in flows, compared to +$11.48B for MUB.

Which ETF is more volatile: FSMB or MUB?

Over the past year, FSMB had a volatility of 1.58%, while MUB experienced 3.19%.

Which ETF is bigger: FSMB or MUB?

As of October 16, 2026, FSMB holds $649.27 M in assets under management (AUM), while MUB manages $51.05 B.

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