IBMT's largest holdings are State of New Jersey, GEORGIA ST, BlackRock Liquidity Funds MuniCash, North Texas Tollway Authority, County of Montgomery. The full top list is on this page.

How concentrated is IBMT?

The top 10 holdings are 5.1% of the fund, across 1,217 positions.

The total expense ratio on record is 0.18%. That is cheaper than 65% of the 864 US-listed bond funds we track.

US-listed · United States

IBMT

seeks to track the investment results of an index composed of investment-grade U.S. municipal bonds expected to mature or be redeemed before December 2, 2031

iShares iBonds Dec 2031 Term Muni Bond ETF

US46438G3561 · BlackRock (iShares)

1,217 holdings as of 2026-08-27 · top 10 = 5.1% · TER 0.18%

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Concentration

Well diversifiedtop 10 = 5.1%

diversifiedconcentrated

GROWTH · PRICE DEVELOPMENTrebased to 0%

Holdings

1,217

as of 2026-08-27

Top 10

5.1%

TER

0.18%

cheaper than 65% of peers

Net assets

US$141M

reported in USD

Largest

0.8%

P / E

–

Sections

Holdings as of 2026-08-27.

01Overview

the fund's regulatory facts

Fund currency

USD

Domicile

United States

First listed

2025-03-25

Volatility 1Y

2.8%

Tracked index

S&P AMT-Free Municipal Series Callable-Adjusted 2031 Index

How it tracks

Index, sampling

02Performance

market price return · as of 2026-09-02

-0.3%

-1.4%

-2.4%

YTD

-2.2%

-0.9%

03Holdings

50 largest · as of 2026-08-27

#	Company	Identifier	Weight
1	State of New Jersey US	US646039YQ49	0.8
2	GEORGIA ST US	US373385QZ98	0.7
3	BlackRock Liquidity Funds MuniCash US	MCSXX	0.5
4	North Texas Tollway Authority US	US66285WBW55	0.5
5	County of Montgomery US	US61334PFN87	0.5
6	Los Angeles Unified School District US	US544647HN36	0.4
7	City & County of Honolulu US	US438687UB96	0.4
8	University of California US	US91412HHY27	0.4
9	County of Prince George's US	US7417018C37	0.4
10	New York State Dormitory Authority US	US64990FZQ08	0.4
11	NEW YORK ST TWY AUTH US	US650028F323	0.4
12	Metropolitan Nashville Airport Authority (The) US	US592190TC68	0.4
13	Indianapolis Local Public Improvement Bond Bank US	US45528US510	0.4
14	State of California US	CAS	0.4
15	California State Public Works Board US	US13068XBK46	0.4
16	CHICAGO IL WTRWKS REVENUE US	US167736W298	0.4
17	University of Utah (The) US	US915183Y922	0.3
18	City of New York US	US64966QA670	0.3
19	School District of Broward County US	US115065C362	0.3
20	City of New York NY US	US64966SSV96	0.3
21	County of DeKalb GA Water & Sewerage Revenue US	US240523ZJ26	0.3
22	New York State Dormitory Authority US	US65000BDC90	0.3
23	State of California US	US13063DF527	0.3
24	Allegheny County Sanitary Authority US	US017357S962	0.3
25	Long Island Power Authority US	US542691EP10	0.3
26	Virginia College Building Authority US	US92778VKX54	0.3
27	New York City Transitional Finance Authority Future Tax Secured US	US64971XZE11	0.3
28	Riverside County Public Financing Authority US	US76912TPH04	0.3
29	New York State Dormitory Authority US	US64990FZN76	0.3
30	Idaho Housing & Finance Association US	US45129WPZ76	0.3
31	State of Minnesota US	US60412AWM16	0.3
32	Miami University US	US593791KJ46	0.3
33	New York City Transitional Finance Authority Future Tax Secured US	US64971XF378	0.3
34	Metropolitan Water Reclamation District of Greater Chicago US	US167560VU24	0.3
35	City of Salt Lake City US	US795604CC90	0.3
36	YOSEMITE CA CMNTY CLG DIST US	YOSHGR	0.3
37	State of Louisiana US	US54641CBH79	0.3
38	State of California US	US13063EBW57	0.3
39	North Dakota Public Finance Authority US	US65887PYS81	0.3
40	Lower Colorado River Authority US	US54811BF713	0.2
41	City of Milwaukee US	US6023664T08	0.2
42	Alabama Federal Aid Highway Finance Authority US	US010268DZ02	0.2
43	New Jersey Transportation Trust Fund Authority US	US6461367X38	0.2
44	LOWER COLO RIV AUTH TEX TRANSM US	US54811BA359	0.2
45	Oklahoma Turnpike Authority US	US679111B455	0.2
46	Wisconsin Department of Transportation US	US9771234Q86	0.2
47	Commonwealth of Massachusetts US	US57582R6P66	0.2
48	Commonwealth of Pennsylvania US	US70914P3A84	0.2
49	State of California US	US13063D2D92	0.2
50	District of Columbia US	US25476FZE14	0.2

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04Exposure

Equity 0.5%Bonds 99.5%

By country

USUnited States100.9%

CurrencyUSD 100.9%

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