ETF · holdings as filed 2026-05-31

What's inside SUB?

iShares Short-Term National Muni Bond ETF
Holdings
2,917
positions in the fund
Top 10
3%
of fund assets
Expense ratio
0.07%
net, per year
Fund size
$11B
total net assets

Top 20 holdings

RankLogoTicker / NameWeight
1
M
MCSXXBLCKRCK LIQ FD MUNICSH-INST
0.59%
2
N
NJ NJSDEV 5 03.01.2028NJ ECON DEV AUTH-RRR-
0.36%
3
W
WA KINUTL 01.01.2042KING CNTY-REF
0.35%
4
T
TX SANWTR 05.01.2055SAN ANTONIO-D
0.28%
5
W
WA SEAPWR 11.01.2046SEATTLE-MUNI-LIGHT-B
0.27%
6
C
CA CAS 5 08.01.2029CALIFORNIA ST-REF
0.27%
7
N
NY NYSDEV 5 09.15.2028NY ST URBAN DEV CORP
0.25%
8
P
PA PASTRN 12.01.2043PA ST TURNPIKE COMM-B
0.25%
9
C
CA UNVHGR 5 05.15.2030CA REGENTS UNIV-CD
0.25%
10
N
NJ NJSTRN 5 01.01.2030NJ TPK AUTH-B
0.25%
11
C
CA CAS 5 11.01.2027CALIFORNIA ST-REF-A
0.24%
12
C
CA CAS 5 04.01.2029CALIFORNIA ST
0.24%
13
D
DC DISUTL 10.01.2060DT OF COLUMBIA-C-2
0.22%
14
C
CT CTSGEN 5 07.01.2030CONNECTICUT ST-A-REF
0.21%
15
N
NJ NJS 5 06.01.2026NEW JERSEY ST-A
0.21%
16
N
NY NYCGEN 5 11.01.2030NY TRANS FIN AUTH-D-1
0.21%
17
N
NY NYC 5 08.01.2030NEW YORK B-1-REF
0.21%
18
T
TX HOUUTL 05.15.2034HOUSTON COMB UTIL SYS
0.20%
19
M
MA MAS 5.5 08.01.2030MA ST-REF-A
0.20%
20
P
PA PAS 5 03.01.2028PENNSYLVANIA ST-1ST
0.20%
Sectors
Top holdings — Bonds & Fixed Income
Your 10 largest positions in this sector
1
N
NJ NJSDEV 5 03.01.2028NJ ECON DEV AUTH-RRR-
0.36%
2
W
WA KINUTL 01.01.2042KING CNTY-REF
0.35%
3
C
CA CAS 5 08.01.2029CALIFORNIA ST-REF
0.27%
4
N
NY NYSDEV 5 09.15.2028NY ST URBAN DEV CORP
0.25%
5
P
PA PASTRN 12.01.2043PA ST TURNPIKE COMM-B
0.25%
6
C
CA UNVHGR 5 05.15.2030CA REGENTS UNIV-CD
0.25%
7
N
NJ NJSTRN 5 01.01.2030NJ TPK AUTH-B
0.25%
8
C
CA CAS 5 11.01.2027CALIFORNIA ST-REF-A
0.24%
9
C
CA CAS 5 04.01.2029CALIFORNIA ST
0.24%
10
C
CT CTSGEN 5 07.01.2030CONNECTICUT ST-A-REF
0.21%
Geography
Top holdings — United States
Your 10 largest positions in this country
1
M
MCSXXBLCKRCK LIQ FD MUNICSH-INST
0.59%
2
N
NJ NJSDEV 5 03.01.2028NJ ECON DEV AUTH-RRR-
0.36%
3
W
WA KINUTL 01.01.2042KING CNTY-REF
0.35%
4
T
TX SANWTR 05.01.2055SAN ANTONIO-D
0.28%
5
W
WA SEAPWR 11.01.2046SEATTLE-MUNI-LIGHT-B
0.27%
6
C
CA CAS 5 08.01.2029CALIFORNIA ST-REF
0.27%
7
N
NY NYSDEV 5 09.15.2028NY ST URBAN DEV CORP
0.25%
8
P
PA PASTRN 12.01.2043PA ST TURNPIKE COMM-B
0.25%
9
C
CA UNVHGR 5 05.15.2030CA REGENTS UNIV-CD
0.25%
10
N
NJ NJSTRN 5 01.01.2030NJ TPK AUTH-B
0.25%
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.