Get the weekly note

Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

GOVT vs MUB: how they differ

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

iShares U.S. Treasury Bond ETF and iShares National Muni Bond ETF.

What they hold in common

By the books each fund has filed, GOVT and MUB 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 GOVTOnly in MUB
US TREASURY N/B 0.60%HOUSTON TEX HIGHER ED FIN CORP 0.13%
TREASURY NOTE (OTR) 0.55%DISTRICT COLUMBIA UNIV REV 0.10%
TREASURY BOND (OLD) 0.42%ECTOR CNTY TEX 0.08%
TREASURY NOTE (2OLD) 0.25%NEW ORLEANS LA 0.08%
TREASURY BOND (OTR) 0.16%PORT TACOMA WASH REV 0.08%
BLK CSH FND TREASURY SL AGENCY 0.11%CONTRA COSTA CALIF CMNTY COLLE 0.06%
TREASURY NOTE (OLD) 0.11%LOS ANGELES CALIF 0.06%
TREASURY BOND (2OLD) 0.08%LOS ANGELES CNTY CALIF 0.06%

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 Sep 10, 2026.

GOVT and MUB on the fields both publish, as of Sep 13, 2026. Source: ETFIQ.
GOVT
iShares U.S. Treasury Bond ETF
MUB
iShares National Muni Bond ETF
Where it sitsCore index fundCore index fund
IssueriSharesiShares
What it isU.S. Treasury BondNational Muni Bond
Total return, 1 year−1.0%+0.1%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−18.5 pts−17.4 pts
Expense ratio0.05%0.05%
Holdings2165215

GOVT in plain words

GOVT is a bond fund tracking the U.S. Treasury Bond. Over the year to Sep 11, 2026 it returned −1.0% 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 8.4% below its high of Aug 4, 2020 on Sep 11, 2026.

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. It sat 3.6% below its high of Jul 6, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, GOVT or MUB?
In the year to Sep 13, 2026, with distributions reinvested, GOVT returned −1.0% and MUB returned +0.1%, so MUB returned more. One year is one year; the longer windows are in the table.
Which is cheaper, GOVT or MUB?
GOVT charges 0.05% a year and MUB charges 0.05%, so GOVT is cheaper. Fees come from each fund's prospectus.

Other comparisons

Where to next

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.

GOVT against MUB, ETFIQ, data as of Sep 13, 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, GOVT against MUB, data as of Sep 13, 2026. https://etfiq.com/compare/any/govt-vs-mub Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources