ETF · holdings as filed 2026-05-31

What's inside MFLX?

First Trust Flexible Municipal High Income ETF
Holdings
79
positions in the fund
Top 10
19%
of fund assets
Expense ratio
1.01%
net, per year
Fund size
$19M
total net assets

Top 20 holdings

RankLogoTicker / NameWeight
1
O
OH COLAPT 5.5 01.01.2050COLUMBUS REGL ARPT-A
2.81%
2
A
AL JEFUTL 5.25 10.01.2042JEFFERSON CO-REF
2.59%
3
S
SC CHAAPT 5.25 07.01.2042CHARLESTON ARPT-A-AMT
1.73%
4
N
NY DUTMFH 5 10.01.2040DUTCHESS CNTY LOCAL
1.70%
5
M
ME MESPOL 5 08.01.2035MAINE FIN AUTH-R-3
1.67%
6
I
IN INPGEN 6 03.01.2053INDIANAPOLIS LOCAL-E
1.65%
7
T
TX TXSWTR 5 10.15.2060TX WTR DEV BRD
1.65%
8
O
OH HAMMED 5.25 01.01.2045HAMILTON CO-REF
1.64%
9
M
MA MASDEV 5.25 06.01.2060MA ST DEV FIN AGY
1.64%
10
P
PA ERIUTL 5 12.01.2046ERIE SWR AUTH
1.64%
11
V
VT VTSDEV 4 05.01.2037VERMONT ST ECON DEV A
1.63%
12
U
UT UCWGEN 5.88 12.01.2055UT CITY W PUB DT#1
1.62%
13
W
WA SKAMED 5.5 12.01.2054SKAGIT PUB HOSP DT#1
1.62%
14
N
NH NHSDEV 5.38 04.01.2049NH BUSINESS AUTH-A
1.60%
15
C
CA CASFIN 6 01.01.2055CA MUNI FIN AUTH
1.56%
16
I
IA IASGEN 12.01.2050IA FIN AUTH-REV-REF
1.50%
17
F
FL CPPEDU 6.5 06.15.2054CAPITAL PROJS FIN AUT
1.49%
18
T
TX TMGUTL 01.01.2054TEXAS ST MUNI GAS ACQ
1.45%
19
T
TX HOUAPT 5.5 07.01.2045HOUSTON-A-AMT
1.45%
20
N
NY NYSGEN 5.25 03.15.2047DASNY-C-REF
1.43%
Sectors
Top holdings — Bonds & Fixed Income
Your 10 largest positions in this sector
1
O
OH COLAPT 5.5 01.01.2050COLUMBUS REGL ARPT-A
2.81%
2
A
AL JEFUTL 5.25 10.01.2042JEFFERSON CO-REF
2.59%
3
S
SC CHAAPT 5.25 07.01.2042CHARLESTON ARPT-A-AMT
1.73%
4
N
NY DUTMFH 5 10.01.2040DUTCHESS CNTY LOCAL
1.70%
5
M
ME MESPOL 5 08.01.2035MAINE FIN AUTH-R-3
1.67%
6
I
IN INPGEN 6 03.01.2053INDIANAPOLIS LOCAL-E
1.65%
7
T
TX TXSWTR 5 10.15.2060TX WTR DEV BRD
1.65%
8
O
OH HAMMED 5.25 01.01.2045HAMILTON CO-REF
1.64%
9
M
MA MASDEV 5.25 06.01.2060MA ST DEV FIN AGY
1.64%
10
P
PA ERIUTL 5 12.01.2046ERIE SWR AUTH
1.64%
Geography
Top holdings — United States
Your 10 largest positions in this country
1
O
OH COLAPT 5.5 01.01.2050COLUMBUS REGL ARPT-A
2.81%
2
A
AL JEFUTL 5.25 10.01.2042JEFFERSON CO-REF
2.59%
3
S
SC CHAAPT 5.25 07.01.2042CHARLESTON ARPT-A-AMT
1.73%
4
N
NY DUTMFH 5 10.01.2040DUTCHESS CNTY LOCAL
1.70%
5
M
ME MESPOL 5 08.01.2035MAINE FIN AUTH-R-3
1.67%
6
I
IN INPGEN 6 03.01.2053INDIANAPOLIS LOCAL-E
1.65%
7
T
TX TXSWTR 5 10.15.2060TX WTR DEV BRD
1.65%
8
O
OH HAMMED 5.25 01.01.2045HAMILTON CO-REF
1.64%
9
M
MA MASDEV 5.25 06.01.2060MA ST DEV FIN AGY
1.64%
10
P
PA ERIUTL 5 12.01.2046ERIE SWR AUTH
1.64%
Geography reflects each issuer's registered business address per SEC EDGAR filings where available, falling back to the exchange or listing where no SEC filing exists — not necessarily where a company's stock is primarily listed (e.g. TSMC is classified as Taiwan even though its ADR trades on the NYSE).
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Data source: official SEC Form N-PORT filings (as of 2026-05-31); expense ratio from SEC prospectus (risk/return) filings. Fund holdings are disclosed quarterly and may reflect a 60-day reporting delay.
Informational and educational only — not investment advice.