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ETF analysis

iShares National Muni Bond ETF (MUB) profile & fees

Per-holding contribution · concentration · sector skew — a deep read

US-listedAs of 2026-10-15
IndexICE AMT-Free US National Municipal
Annual fee0.05%
Net assets$51.1B
InceptionSep 7, 2007

Fund overview

This is a US-listed ETF from BlackRock. It tracks the ICE AMT-Free US National Municipal. Key facts — expense ratio 0.05%; net assets about $51.1B; inception Sep 7, 2007. Its 1-year return is -1.61%.

Index tracked
ICE AMT-Free US National Municipal
Provider
BlackRock
Expense ratio
0.05%
Net assets (AUM)
$51.1B
Inception
Sep 7, 2007
1-year return
-1.61%
Holdings
7,483
52-week range
$100.07–$109
Fund details

Fund overview

This is a US-listed ETF from BlackRock. It tracks the ICE AMT-Free US National Municipal. Key facts — expense ratio 0.05%; net assets about $51.1B; inception Sep 7, 2007. Its 1-year return is -1.61%.

Index tracked
ICE AMT-Free US National Municipal
Provider
BlackRock
Expense ratio
0.05%
Net assets (AUM)
$51.1B
Inception
Sep 7, 2007
1-year return
-1.61%
Holdings
7,483
52-week range
$100.07–$109

0 identified stocks · net exposure / NAV 0.00%. Display weights are normalized to 100%; calculations retain original exposures without an additional leverage multiplier. Cash and unallocated contracts are excluded from stock attribution.

Weight and calculation basis

0 identified stocks · net exposure / NAV 0.00%. Display weights are normalized to 100%; calculations retain original exposures without an additional leverage multiplier. Cash and unallocated contracts are excluded from stock attribution.

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