Data as of Oct 28, 2026.

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IAU vs USO: Differences, Returns & Fees

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IAU is a commodity fund and USO a commodity futures fund, and over the year to Oct 28, 2026, USO returned +133.3% against +2.7%.

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Net assets on Oct 28, 2026: $60.1bn for iShares Gold Trust and $1.9bn for United States Oil Fund, LP.

At a glance
+2.7%
IAU total return, 1 year
+133.3%
USO total return, 1 year
0.25%
IAU expense ratio
0.86%
USO expense ratio

Pair scorecard

IAU costs 0.61 points a year less; their one-year returns differ by 130.6 points; IAU is far larger, $60.1bn against $1.9bn.

IAU vs USO: Differences, Returns & Fees
MeasureIAUUSO
Return
Total return, 1 year+2.7%+133.3%
Drawdown
Below its high24.6%, high on Jan 29, 202682.3%, high on Jul 14, 2008
Benchmark
What it tracksGoldOil futures
Cost and size
Expense ratio0.25%0.86%
Net assets$60.1bn$1.9bn
Holdings
Holdings in commonnot published

Method

Risk and return

Apr 21, 2006 to Oct 23, 2026 · 1,070 weekly returns
IAU USO
Return
Total return edge IAU +493.4% −70.9%
Annualized edge IAU +9.0% −5.8%
Price return edge IAU +493.4% −70.9%
Risk
Volatility edge IAU 17.5% 37.1%
Max drawdown edge IAU −44.4% −98.0%
Risk-adjusted
Sharpe edge IAU 0.48 −0.02
Sortino edge IAU 0.70 −0.03
Calmar edge IAU 0.20 −0.06
Reading

IAU returned more: +493.4% to −70.9%. IAU swung less: 17.5% to 37.1%. IAU fell less at its worst: −44.4% to −98.0%.

Full scorecard

9 measures, with how each is measured
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Risk and return: IAU vs USO: Differences, Returns & Fees
MeasureIAUUSOEdgeHow it is measured
Return
Total return+493.4%−70.9%IAUPrice change plus distributions, reinvested.
Annualized+9.0%−5.8%IAUTotal return as a yearly rate.
Price return+493.4%−70.9%IAUPrice change alone, distributions left out.
Risk
Volatility17.5%37.1%IAUSpread of weekly returns, annualized. Lower is steadier.
Downside deviation12.0%26.9%IAULike volatility, counting only weeks below the Treasury bill rate.
Max drawdown−44.4%−98.0%IAUDeepest fall from a high to the low after it.
Risk-adjusted
Sharpe0.48−0.02IAUReturn above Treasury bills per unit of volatility.
Sortino0.70−0.03IAUReturn above Treasury bills per unit of downside deviation.
Calmar0.20−0.06IAUAnnualized return divided by the max drawdown.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 1,070 weekly returns. Cash rate: the 13-week Treasury bill.

Side by side

IAU iShares Gold Trust USO United States Oil Fund, LP
Where it sits Commodity ETF Commodity ETF
Issuer iShares USCF
What it is Holds gold Holds oil futures
Total return, 1 year +2.7% +133.3%
Its benchmark over the same days +2.5% (GLD) not measured
Gap to its benchmark +0.2 pts vs GLD not measured
Expense ratio 0.25% 0.86%
Net assets $60.1bn $1.9bn

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

Client brief · page 1 of 2 Report BR-A131255DF8

IAU and USO are built for the same job. How do they differ in cost, holdings and results?

  1. What each follows. IAU follows Gold and USO follows Oil futures.
  2. One-year total return. Over 1 year to Oct 28, 2026 IAU returned +2.7% and USO +133.3% with distributions reinvested, a gap of 130.6 points.
  3. Cost. IAU charges 0.25% of assets a year and USO 0.86%, a gap of 0.61 points.

Data as of Oct 28, 2026.

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About each fund
IAU

Its expense ratio is 0.25% a year, for the three months to Jun 30, 2026, as its 10-Q states.

IAU holds gold. Over the year to Oct 28, 2026 it returned +2.7% with distributions reinvested, against +2.5% for its benchmark, the price of gold. It sat 24.6% below its high of Jan 29, 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, IAU or USO?
In the year to Oct 28, 2026, with distributions reinvested, IAU returned +2.7% and USO +133.3%.
Which is cheaper, IAU or USO?
IAU is cheaper, by 0.61 percentage points a year. That is about $61 on $10,000 held for a year. Fees come from each fund's own filings.
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ETFIQ, IAU against USO, data as of Oct 28, 2026. https://etfiq.com/compare/any/iau-vs-uso

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