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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

IYE vs MUB: how they differ

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

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

What they hold in common

By the books each fund has filed, IYE 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 IYEOnly in MUB
EXXON MOBIL CORPORATION 21.74%Board of Regents of the University of Te 0.20%
CHEVRON CORPORATION 15.41%New York State Thruway Authority 0.16%
CONOCOPHILLIPS 6.51%New York State Dormitory Authority 0.14%
THE WILLIAMS COMPANIES, INC. 4.38%Houston Higher Education Finance Corp. 0.13%
SLB N.V. 3.95%Northwest Independent School District 0.13%
EOG RESOURCES, INC. 3.56%Ohio State University (The) 0.13%
VALERO ENERGY CORPORATION 3.54%State of New Jersey 0.13%
MARATHON PETROLEUM CORPORATION 3.44%State of California 0.13%

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 Apr 30, 2026 and May 31, 2026.

IYE and MUB on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
IYE
iShares U.S. Energy ETF
MUB
iShares National Muni Bond ETF
Where it sitsCore index fundCore index fund
IssueriSharesiShares
What it isU.S. EnergyNational Muni Bond
Total return, 1 year+48.8%+0.1%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500+31.3 pts−17.4 pts
Expense ratio0.37%0.05%
Holdings386603

IYE in plain words

IYE is an index equity fund tracking the U.S. Energy. Over the year to Sep 11, 2026 it returned +48.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.37% a year. By its holdings filed for Apr 30, 2026, 89% of the fund by weight is stocks the S&P 500 also holds, across 38 positions, with the top ten at 69.0%.

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.

Questions people ask

Which returned more over the last year, IYE or MUB?
In the year to Sep 12, 2026, with distributions reinvested, IYE returned +48.8% and MUB returned +0.1%, so IYE returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IYE or MUB?
IYE charges 0.37% a year and MUB charges 0.05%, 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.

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

A comparison is not a recommendation. Standards and sources