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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

IEF vs IWB: how they differ

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

iShares 7-10 Year Treasury Bond ETF and iShares Russell 1000 ETF.

What they hold in common

By the books each fund has filed, IEF and IWB 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 IEFOnly in IWB
United States of America 9.71%NVIDIA CORPORATION 6.73%
United States of America 8.94%APPLE INC. 6.03%
United States of America 8.91%MICROSOFT CORPORATION 4.00%
United States of America 8.89%AMAZON.COM, INC. 3.33%
United States of America 8.87%ALPHABET INC. 3.00%
United States of America 8.79%BROADCOM INC. 2.54%
United States of America 8.69%ALPHABET INC. 2.42%
United States of America 8.46%MICRON TECHNOLOGY, INC. 1.88%

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.

IEF and IWB on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
IEF
iShares 7-10 Year Treasury Bond ETF
IWB
iShares Russell 1000 ETF
Where it sitsCore index fundCore index fund
IssueriSharesiShares
What it is7-10 Year Treasury BondRussell 1000
Total return, 1 year−2.7%+16.7%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−20.2 pts−0.8 pts
Expense ratio0.15%0.15%
Holdings151024

IEF in plain words

IEF is a bond fund tracking the 7-10 Year Treasury Bond. Over the year to Sep 11, 2026 it returned −2.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.15% a year. It sat 13.3% below its high of Aug 4, 2020 on Sep 11, 2026.

IWB in plain words

IWB is an index equity fund tracking the Russell 1000. Over the year to Sep 11, 2026 it returned +16.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. By its holdings filed for Jun 30, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 1024 positions, with the top ten at 33.5%.

Questions people ask

Which returned more over the last year, IEF or IWB?
In the year to Sep 12, 2026, with distributions reinvested, IEF returned −2.7% and IWB returned +16.7%, so IWB returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IEF or IWB?
IEF charges 0.15% a year and IWB charges 0.15%, so IEF 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.

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

A comparison is not a recommendation. Standards and sources