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Data as of Oct 28, 2026.

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IWF vs USO: Differences, Returns & Fees

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IWF is an equity index fund and USO a commodity futures fund, and over the year to Oct 28, 2026, USO returned +133.3% against +0.9%.

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Net assets: $124.7bn on Oct 27, 2026 for iShares Russell 1000 Growth ETF, and $1.9bn on Oct 28, 2026 for United States Oil Fund, LP.

IWF on its own →USO on its own →
At a glance
+0.9%
IWF total return, 1 year
+133.3%
USO total return, 1 year
0.18%
IWF expense ratio
0.86%
USO expense ratio

Pair scorecard

IWF costs 0.68 points a year less; their one-year returns differ by 132.4 points; IWF is far larger, $124.7bn against $1.9bn.

IWF vs USO: Differences, Returns & Fees
MeasureIWFUSO
Return
Total return, 1 year+0.9%+133.3%
Drawdown
Below its high4.8%, high on Oct 6, 202682.3%, high on Jul 14, 2008
Benchmark
What it tracksRussell 1000 Growth IndexOil futures
Cost and size
Expense ratio0.18%0.86%
Net assets, as of Oct 27, 2026$124.7bn$1.9bn
Holdings
Holdings in commonnot published
In the S&P 500, by weight94%
Top ten holdings, share of the fund57.5%

Method

Side by side

IWF iShares Russell 1000 Growth ETF USO United States Oil Fund, LP
Where it sits Stock ETF Commodity ETF
Issuer iShares USCF
What it is Tracks the Russell 1000 growth Holds oil futures
Total return, 1 year +0.9% +133.3%
Its benchmark over the same days +1.1% (VONG) not measured
Gap to its benchmark −0.2 pts vs VONG not measured
Expense ratio 0.18% 0.86%
Holdings 374 not counted
Net assets, IWF as of Oct 27, 2026 and USO as of Oct 28, 2026 $124.7bn $1.9bn

IWF and USO on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
IWF

IWF tracks the Russell 1000 growth. Over the year to Oct 28, 2026 it returned +0.9% with distributions reinvested, against +1.1% for its benchmark, the Russell 1000 Growth Index. The prospectus expense ratio is 0.18% a year. By its holdings published by its issuer for Oct 27, 2026, 94% of the fund by weight is stocks the S&P 500 also holds, across 374 positions, with the top ten at 57.5%. It sat 4.8% below its high of Oct 6, 2026 on Oct 28, 2026.

USO

USO holds oil futures. Over the year to Oct 28, 2026 it returned +133.3% with distributions reinvested. The prospectus expense ratio is 0.86% a year. It sat 82.3% below its high of Jul 14, 2008 on Oct 28, 2026.

Questions people ask

Which returned more over the last year, IWF or USO?
In the year to Oct 28, 2026, with distributions reinvested, IWF returned +0.9% and USO +133.3%.
Which is cheaper, IWF or USO?
IWF is cheaper, by 0.68 percentage points a year. That is about $68 on $10,000 held for a year. Fees come from each fund's prospectus.
Other comparisons
IWF vs SLVIWF vs SIVRBWET vs IWFGLDM vs IWFQQQM vs USOUSO vs VUGQQQ vs USOSCHG vs USO
Where to next
IWF on its own →USO on its own →Hold both: look the portfolio through →Rankings →IWF dividend history →IWF holdings →Standards and sources →
Sources and dates
IWF filings on SEC EDGAR ↗
IWF prospectus with the expense ratio (SEC) ↗
iShares page for IWF ↗
USCF website ↗

Links are sources, not endorsements. A comparison is not a recommendation.

Cite this pageCitation, APA and Markdown

ETFIQ, IWF against USO, data as of Oct 28, 2026. https://etfiq.com/compare/any/iwf-vs-uso

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