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

ETFIQetfiq.com · independent ETF data

IWB vs USO: how they differ

IWB is an equity index fund and USO a commodity fund, and over the year USO returned more, +112.2% against +16.7%.

iShares Russell 1000 ETF and United States Oil Fund, LP.

IWB and USO on the fields both publish, as of Sep 13, 2026. Source: ETFIQ.
IWB
iShares Russell 1000 ETF
USO
United States Oil Fund, LP
Where it sitsCore index fundCore index fund
IssueriSharesUSCF
What it isRussell 1000Oil
Total return, 1 year+16.7%+112.2%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−0.8 pts+94.7 pts
Expense ratio0.15%0.45%
Holdings945not filed

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. The prospectus expense ratio is 0.15% a year. By its holdings filed for Sep 10, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 945 positions, with the top ten at 35.2%.

USO in plain words

USO is a commodity fund tracking the Oil. Over the year to Sep 11, 2026 it returned +112.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.45% a year. It sat 57.1% below its high of Apr 8, 2011 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, IWB or USO?
In the year to Sep 13, 2026, with distributions reinvested, IWB returned +16.7% and USO returned +112.2%, so USO returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IWB or USO?
IWB charges 0.15% a year and USO charges 0.45%, so IWB 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.

IWB against USO, 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, IWB against USO, data as of Sep 13, 2026. https://etfiq.com/compare/any/iwb-vs-uso Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources