iShares National Muni Bond ETF

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About MUB

MUB tracks a market-weighted index of investment-grade debt issued by state and local governments and agencies. Interest is exempt from US income tax and from AMT. 

Index-Tracked
ICE AMT-Free US National Muni TR USD
Index-TrackedICE AMT-Free US National Muni TR USD
Category
Muni National Interm
CategoryMuni National Interm
Number of holdings
6,763
Number of holdings6,763
Inception Date
Sep 7, 2007
Inception DateSep 7, 2007

What's in this fund

Sectors

As of July 13, 2026
Municipal Bonds98.51%
Cash and Equivalents1.49%

Top 10 Holdings (1.62% of total assets)

As of July 13, 2026
NameSymbol% Assets
BlackRock Liquidity MuniCash Instl0.35%
UNIVERSITY TEX UNIV REVS 5%0.19%
NEW YORK ST TWY AUTH ST PERS INCOME TAX REV 5%0.16%
SAN ANTONIO TEX WTR REV 3.3%0.14%
TRIBOROUGH BRDG & TUNL AUTH N Y REVS 1.87%0.13%
NEW YORK ST DORM AUTH ST PERS INCOME TAX REV 4%0.13%
NEW YORK N Y CITY TRANSITIONAL FIN AUTH REV 3.25%0.13%
NORTHWEST TEX INDPT SCH DIST 5.25%0.13%
HOUSTON TEX HIGHER ED FIN CORP HIGHER ED REV 5%0.13%
OHIO ST UNIV GEN RCPTS 5%0.13%

MUB Key Statistics

AUM
45.62B
AUM45.62B
Price-Earnings ratio
Price-Earnings ratio
30-Day yield
3.42
30-Day yield3.42
Average volume
3.32M
Average volume3.32M
High today
$106.75
High today$106.75
Low today
$106.53
Low today$106.53
Open price
$106.68
Open price$106.68
Volume
2.44M
Volume2.44M
52 Week high
$109.00
52 Week high$109.00
52 Week low
$103.14
52 Week low$103.14
Expense ratio
0.05
Expense ratio0.05

Stock Snapshot

As of today, iShares National Muni Bond ETF(MUB) shares are valued at $106.62. The company's market cap stands at 45.55B, with a dividend yield of 2.22%.

As of 2026-07-16, iShares National Muni Bond ETF(MUB) stock has fluctuated between $106.53 and $106.75. The current price stands at $106.62, placing the stock +0.1% above today's low and -0.1% off the high.

The iShares National Muni Bond ETF(MUB)'s current trading volume is 2.44M, compared to an average daily volume of 3.32M.

During the past year, iShares National Muni Bond ETF(MUB) stock moved between $103.14 at its lowest and $109.00 at its peak.

During the past year, iShares National Muni Bond ETF(MUB) stock moved between $103.14 at its lowest and $109.00 at its peak.

Average Annual Return

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All investments involve risks, including the loss of principal. Performance data represents past performance and is no guarantee of future results. Investment returns and principal value will fluctuate and are subject to market volatility. An investment, when redeemed, may be worth more or less than the original cost. Current performance may be lower or higher than the performance data quoted. Options are risky and aren’t suitable for all investors. To learn more about risks, read the Options Disclosure Document.