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Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

MUB vs VBIL: how they differ

MUB and VBIL hold 0% of their weight in the same names, and VBIL returned more over the year.

iShares National Muni Bond ETF and Vanguard 0-3 Month Treasury Bill ETF.

What they hold in common

By the books each fund has filed, MUB and VBIL hold 0% of their money in the same securities at the same weight.

Largest positions each one holds and the other does not
Only in MUBOnly in VBIL
Board of Regents of the University of Te 0.20%United States Treasury Bill 6.78%
New York State Thruway Authority 0.16%United States Treasury Bill 6.10%
New York State Dormitory Authority 0.14%United States Treasury Bill 5.61%
Houston Higher Education Finance Corp. 0.13%United States Treasury Bill 5.41%
Northwest Independent School District 0.13%United States Treasury Bill 5.18%
Ohio State University (The) 0.13%United States Treasury Bill 5.17%
State of New Jersey 0.13%United States Treasury Bill 5.15%
State of California 0.13%United States Treasury Bill 5.13%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Jun 30, 2026 and May 31, 2026.

MUB and VBIL on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
MUB
iShares National Muni Bond ETF
VBIL
Vanguard 0-3 Month Treasury Bill ETF
Where it sitsCore index fundCore index fund
IssueriSharesVanguard
What it isNational Muni Bond0-3 Month Treasury Bill
Total return, 1 year+0.1%+3.8%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−17.4 pts−13.7 pts
Expense ratio0.05%0.06%
Holdings660326

MUB in plain words

MUB is a bond fund tracking the National Muni Bond. Over the year to Sep 11, 2026 it returned +0.1% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.05% a year. It sat 3.6% below its high of Jul 6, 2026 on Sep 11, 2026.

VBIL in plain words

VBIL is a cash and treasury bills tracking the 0-3 Month Treasury Bill. Over the year to Sep 11, 2026 it returned +3.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.06% a year.

Questions people ask

Which returned more over the last year, MUB or VBIL?
In the year to Sep 12, 2026, with distributions reinvested, MUB returned +0.1% and VBIL returned +3.8%, so VBIL returned more. One year is one year; the longer windows are in the table.
Which is cheaper, MUB or VBIL?
MUB charges 0.05% a year and VBIL charges 0.06%, so MUB is cheaper. Fees come from each fund's prospectus.

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Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

MUB against VBIL, ETFIQ, data as of Sep 12, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, MUB against VBIL, data as of Sep 12, 2026. https://etfiq.com/compare/any/MUB-VBIL Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources