MUB ETF top 10 holdings are 2.6% of the fund as of Jun 30, 2026

$105.34

AUM$45.9B

TER0.05%

Holdings6,825

See how much of MUB you already own

Just $25 once·$69/mo·Download sample

X-ray my portfolio free

MUB ETF top 10 holdings are 2.6% of the fund as of Jun 30, 2026

$105.34

iShares National Muni Bond ETF

AUM$45.9B

TER0.05%

Holdings6,825

See how much of MUB you already own

Just $25 once·$69/mo·Download sample

X-ray my portfolio free

Overview Performance Chart Dividends Top Holdings All Holdings Sectors Geography Similar Compare Overlap

MUB holds 2.6% of its assets in its 10 largest positions as of Jun 30, 2026. MUB is iShares National Muni Bond ETF.

Showing the top 10 of 6,825 holdings · as of Jun 30, 2026

Top 10 weight

2.57%

MUB top 10 holdings, by weight
#	Ticker	Name	Weight	Cumulative	Mkt value	Sector	Industry
1	—	USD Cash	1.04%	1.0%	$-472840768	-	-
2	MCSXX	Blackrock Liquidity Funds Municash Portfolio, Institutional SharesFinancials · Capital Markets	0.50%	1.5%	$226.81M	Financials	Capital Markets
Sector and industry · Pro
3	—	San Antonio Tex Wtr Rev 1.15% May 01, 2055	0.14%	1.7%	$63.99M
4	—	General Refunding Rb Series 2005B2 2.280000% 2.28 2032-01-01	0.13%	1.8%	$60.99M
5	—	New York N Y City Transitional 3.05% Nov 01, 2044	0.13%	1.9%	$59.41M
6	—	Northwest Tx Indep Sch Dist Regd B/E Psf-Gtd 5.25000000 02/15/2055	0.13%	2.1%	$59.40M
7	Debt	Ohio State University/The	0.13%	2.2%	$57.83M
8	—	Houston Higher Education Finance Corporation, Texas, Revenue Bonds, Rice University, Series 2024	0.13%	2.3%	$58.00M
9	—	California St 5% Sep 01, 2031	0.12%	2.4%	$56.67M
10	—	Washington St 4% Jul 01, 2029	0.12%	2.6%	$55.46M
More holdings · Pro

FundXLS Pro

See the other 6,815 holdings of MUB

X-ray every fund you own at once, ETFs and mutual funds that hold stocks directly, and see how much of your money lands on the same stocks twice.

Unlock FundXLS Pro$45/quarter Pro · Cancel anytime

Themes in the top 10

Asset ManagementMarket InfrastructureInfrastructureSocial ImpactUrbanizationMillennials & Gen ZLending & CreditInterest RatesInflation ProtectionSupply ChainGovernance & Ethics

MUB ETF Top Holdings

MUB holdings top 10 positions. The top 10 holdings account for 2.6% of the fund, led by USD Cash at 1.0%, Blackrock Liquidity Funds Municash Portfolio, Institutional Shares at 0.5%, San Antonio Tex Wtr Rev 1.15% May 01, 2055 at 0.1%.

MUB portfolio concentration is well-diversified, with the top 10 representing 2.6% of total assets. The largest sector exposure is Financials at 15.0%.

MUB sectors provide a detailed breakdown. MUB overlap shows how holdings compare to other funds in your portfolio.

Compare MUB

MUB vs SPY MUB vs QQQ MUB vs VOO MUB vs VTI MUB vs IVV MUB vs SCHD MUB vs VYM MUB vs VXUS

#	Ticker	Name	Industry	Weight
1	-	USD Cash	Other	1.04%
2	MCSXX	Blackrock Liquidity Funds Municash Portfolio, Institutional Shares	Financials	0.50%
3	-	San Antonio Tex Wtr Rev 1.15% May 01, 2055	Other	0.14%
4	-	General Refunding Rb Series 2005B2 2.280000% 2.28 2032-01-01	Other	0.13%
5	NY NYCGEN 11/01/2044	New York N Y City Transitional 3.05% Nov 01, 2044	Financials	0.13%
6	TX NWTSCD 5.25 02/15	Northwest Tx Indep Sch Dist Regd B/E Psf-Gtd 5.25000000 02/15/2055	Consumer Discretionary	0.13%
7	-	Ohio State University/The 5 06/01/2035	Other	0.13%
8	TX HOUHGR 5 05/15/20	Houston Higher Education Finance Corporation, Texas, Revenue Bonds, Rice University, Series 2024	Consumer Discretionary	0.13%
9	CA CAS 5 09/01/2031	California St 5% Sep 01, 2031	Financials	0.12%
10	WA WAS 4 07/01/2029	Washington St 4% Jul 01, 2029	Real Estate	0.12%

MUB ETF top 10 holdings are 2.6% of the fund as of Jun 30, 2026

MUB ETF Top Holdings

Compare MUB

Holdings Distribution