Data as of Oct 28, 2026.

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ITOT vs IWO: Differences, Returns & Fees

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Over the year to Oct 28, 2026, ITOT returned +13.4% to IWO's +7.9%; 2% of their weight is in the same names.

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Net assets on Oct 27, 2026: $97.1bn for iShares Core S&P Total U.S. Stock Market ETF and $14.0bn for iShares Russell 2000 Growth ETF.

At a glance
+13.4%
ITOT total return, 1 year
+7.9%
IWO total return, 1 year
0.03%
ITOT expense ratio
0.24%
IWO expense ratio

Pair scorecard

ITOT costs 0.21 points a year less; their one-year returns differ by 5.5 points; ITOT is 6.9 times larger.

ITOT vs IWO: Differences, Returns & Fees
MeasureITOTIWO
Return
Total return, 1 year+13.4%+7.9%
Drawdown
Below its high9.9%, high on Aug 14, 2026
Benchmark
What it tracksS&P Total Market Index (TMI)Russell 2000 Growth Index
Cost and size
Expense ratio0.03%0.24%
Net assets, as of Oct 27, 2026$97.1bn$14.0bn
Holdings
Holdings in common2%
Top ten holdings, share of the fund33.9%6.4%

Holdings in common uses holdings dated Oct 27, 2026. Method

Risk and return

Jan 30, 2004 to Oct 23, 2026 · 1,186 weekly returns
ITOT IWO
Return
Total return edge ITOT +886.3% +551.9%
Annualized edge ITOT +10.6% +8.6%
Price return edge ITOT +567.2% +456.2%
Risk
Volatility edge ITOT 17.3% 23.2%
Max drawdown edge ITOT (slight) −54.7% −56.5%
Risk-adjusted
Sharpe edge ITOT 0.56 0.39
Sortino edge ITOT 0.80 0.56
Calmar edge ITOT 0.19 0.15
Reading

ITOT returned more: +886.3% to +551.9%. ITOT swung less: 17.3% to 23.2%. ITOT fell slightly less at its worst: −54.7% to −56.5%.

Full scorecard

9 measures, with how each is measured
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Risk and return: ITOT vs IWO: Differences, Returns & Fees
MeasureITOTIWOEdgeHow it is measured
Return
Total return+886.3%+551.9%ITOTPrice change plus distributions, reinvested.
Annualized+10.6%+8.6%ITOTTotal return as a yearly rate.
Price return+567.2%+456.2%ITOTPrice change alone, distributions left out.
Risk
Volatility17.3%23.2%ITOTSpread of weekly returns, annualized. Lower is steadier.
Downside deviation12.2%16.3%ITOTLike volatility, counting only weeks below the Treasury bill rate.
Max drawdown−54.7%−56.5%ITOT (slight)Deepest fall from a high to the low after it.
Risk-adjusted
Sharpe0.560.39ITOTReturn above Treasury bills per unit of volatility.
Sortino0.800.56ITOTReturn above Treasury bills per unit of downside deviation.
Calmar0.190.15ITOTAnnualized return divided by the max drawdown.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 1,186 weekly returns. Cash rate: the 13-week Treasury bill.

What they share

2%

By the books each fund has filed, ITOT and IWO hold 2% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.

0 half 100%

half

2% in common

Positions both hold · largest shared weight first ITOT IWO
10X GENOMICS CLASS A 0.01% 0.61%
AAR 0.01% 0.27%
ABERCROMBIE AND FITCH CLASS A 0.01% 0.50%
ACI WORLDWIDE 0.01% 0.38%
ALKERMES 0.01% 0.40%
AMERICAN STATES WATER 0.01% 0.16%
AMNEAL PHARMACEUTICALS INC CLASS A 0.01% 0.06%
ARCHROCK 0.01% 0.37%
ARCUTIS BIOTHERAPEUTICS 0.01% 0.24%
ARGAN 0.01% 0.31%
ATMUS FILTRATION TECHNOLOGIES 0.01% 0.23%
AXOS FINANCIAL 0.01% 0.04%
Only in one fund ↓
Only in ITOT
NVIDIA 7.06%
APPLE 6.78%
MICROSOFT 5.28%
AMAZON.COM INC 3.32%
ALPHABET CLASS A 2.52%
BROADCOM INC 2.18%
ALPHABET CLASS C 2.02%
META PLATFORMS CLASS A 1.83%
Only in IWO
JFROG 0.74%
KINIKSA PHARMACEUTICALS INTERNATIO 0.27%
XENON PHARMACEUTICALS 0.24%
MAREX GROUP LTD 0.22%
CONSTELLIUM SE CLASS A 0.21%
DHT HOLDINGS 0.19%
IMAX 0.16%
AURINIA PHARMACEUTICALS 0.14%
Check overlap with more funds →

Side by side

ITOT iShares Core S&P Total U.S. Stock Market ETF IWO iShares Russell 2000 Growth ETF
Where it sits Stock ETF Stock ETF
What it is Tracks the S&P Total U.S. Stock Market Tracks the Russell 2000 Growth
Total return, 1 year +13.4% +7.9%
Its benchmark over the same days not measured +8.0% (VTWG)
Gap to its benchmark not measured −0.1 pts vs VTWG
Expense ratio 0.03% 0.24%
Already in the S&P 500 88.1% 0.0%
Holdings 2443 1122
Net assets, as of Oct 27, 2026 $97.1bn $14.0bn

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

Client brief · page 1 of 2 Report BR-2A6C3BBE5F

ITOT and IWO do different jobs. What does each one do in a portfolio?

  1. What each follows. ITOT follows S&P Total Market Index (TMI) and IWO follows Russell 2000 Growth Index.
  2. Holdings in common. 2% of the weight is in the same securities (holdings dated Oct 27, 2026).
  3. One-year total return. Over 1 year to Oct 28, 2026 ITOT returned +13.4% and IWO +7.9% with distributions reinvested, a gap of 5.5 points.

Data as of Oct 28, 2026.

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About each fund
ITOT

ITOT tracks the S&P Total U.S. Stock Market. Over the year to Oct 28, 2026 it returned +13.4% with distributions reinvested. The prospectus expense ratio is 0.03% a year. By its holdings published by its issuer for Oct 27, 2026, 88% of the fund by weight is stocks the S&P 500 also holds, across 2,443 positions, with the top ten at 33.9%.

IWO

IWO tracks the Russell 2000 Growth. Over the year to Oct 28, 2026 it returned +7.9% with distributions reinvested, against +8.0% for its benchmark, the Russell 2000 Growth Index. The prospectus expense ratio is 0.24% a year. By its holdings published by its issuer for Oct 27, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1,122 positions, with the top ten at 6.4%. It sat 9.9% below its high of Aug 14, 2026 on Oct 28, 2026.

Questions people ask

Which returned more over the last year, ITOT or IWO?
In the year to Oct 28, 2026, with distributions reinvested, ITOT returned +13.4% and IWO +7.9%.
Which is cheaper, ITOT or IWO?
ITOT is cheaper, by 0.21 percentage points a year. That is about $21 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do ITOT and IWO overlap with the S&P 500?
By their latest filed holdings, 88% of ITOT and 0% of IWO by weight is stocks the S&P 500 already holds.
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ETFIQ, ITOT against IWO, data as of Oct 28, 2026. https://etfiq.com/compare/any/itot-vs-iwo

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