Data as of Oct 28, 2026.

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MUB vs VO: Differences, Returns & Fees

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Over the year to Oct 28, 2026, MUB returned −0.4% to VO's +12.8%; 0% of their weight is in the same names.

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Net assets: $54.1bn on Oct 27, 2026 for iShares National Muni Bond ETF, and $103.4bn on Sep 30, 2026 for Vanguard Morningstar Mid-Cap ETF.

At a glance
−0.4%
MUB total return, 1 year
+12.8%
VO total return, 1 year
0.05%
MUB expense ratio
0.03%
VO expense ratio

Pair scorecard

VO costs 0.02 points a year less; their one-year returns differ by 13.2 points; VO is 2.2 times larger.

MUB vs VO: Differences, Returns & Fees
MeasureMUBVO
Return
Total return, 1 year−0.4%+12.8%
Drawdown
Below its high3.1%, high on Aug 14, 2026
Benchmark
What it tracksICE AMT-Free US National Municipal IndexMorningstar US Mid Cap Index (formerly CRSP US Mid Cap Index)
Cost and size
Expense ratio0.05%0.03%
Net assets, as of Sep 30, 2026$46.6bn$103.4bn
Holdings
Holdings in common0%
In the S&P 500, by weight91%
Top ten holdings, share of the fund9.7%

Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method

What they share

0%

By the books each fund has filed, MUB and VO hold 0% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.

0 half 100%

half

0% in common

Positions both hold · largest shared weight first MUB VO
Only in one fund ↓
Only in MUB
UNIVERSITY TEX UNIV REVS 0.16%
SAN ANTONIO TEX WTR REV 0.13%
NEW YORK ST TWY AUTH ST PERS I 0.12%
NORTHWEST TEX INDPT SCH DIST 0.12%
OKLAHOMA TRANSN AUTH OK F/K/A 0.12%
HOUSTON TEX HIGHER ED FIN CORP 0.11%
NEW JERSEY ST 0.11%
OHIO ST UNIV GEN RCPTS 0.11%
Only in VO
Cloudflare Inc 1.11%
Valero Energy Corp 1.10%
Marathon Petroleum Corp 1.10%
Phillips 66 1.01%
Quanta Services Inc 0.95%
Vertiv Holdings Co 0.92%
Datadog Inc 0.91%
Howmet Aerospace Inc 0.89%
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Side by side

MUB iShares National Muni Bond ETF VO Vanguard Morningstar Mid-Cap ETF
Where it sits Bond ETF Stock ETF
What it is Tracks an index of National Muni Bond Tracks an index of Mid-Cap
Total return, 1 year −0.4% +12.8%
Expense ratio 0.05% 0.03%
Holdings 7873 273
Net assets, MUB as of Oct 27, 2026 and VO as of Sep 30, 2026 $54.1bn $103.4bn

MUB and VO on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
MUB

MUB tracks an index of National Muni Bond. Over the year to Oct 28, 2026 it returned −0.4% with distributions reinvested. The prospectus expense ratio is 0.05% a year.

VO

VO tracks an index of Mid-Cap. Over the year to Oct 28, 2026 it returned +12.8% with distributions reinvested. The prospectus expense ratio is 0.03% a year. By its holdings published by its issuer as of Sep 30, 2026, 91% of the fund by weight is stocks the S&P 500 also holds, across 273 positions, with the top ten at 9.7%. It sat 3.1% below its high of Aug 14, 2026 on Oct 28, 2026.

Questions people ask

Which returned more over the last year, MUB or VO?
In the year to Oct 28, 2026, with distributions reinvested, MUB returned −0.4% and VO +12.8%.
Which is cheaper, MUB or VO?
VO is cheaper, by 0.02 percentage points a year. That is about $2 on $10,000 held for a year. Fees come from each fund's prospectus.
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ETFIQ, MUB against VO, data as of Oct 28, 2026. https://etfiq.com/compare/any/mub-vs-vo

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