Data as of Oct 28, 2026.

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IWO vs VGK: Differences, Returns & Fees

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Over the year to Oct 28, 2026, IWO returned +7.9% to VGK's +10.4%; 1% of their weight is in the same names.

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Net assets: $14.0bn on Oct 27, 2026 for iShares Russell 2000 Growth ETF, and $29.6bn on Sep 30, 2026 for Vanguard FTSE Europe ETF.

At a glance
+7.9%
IWO total return, 1 year
+10.4%
VGK total return, 1 year
0.24%
IWO expense ratio
0.06%
VGK expense ratio

Pair scorecard

VGK costs 0.18 points a year less; their one-year returns differ by 2.5 points; VGK is 2.1 times larger.

IWO vs VGK: Differences, Returns & Fees
MeasureIWOVGK
Return
Total return, 1 year+7.9%+10.4%
Drawdown
Below its high9.9%, high on Aug 14, 20266.1%, high on Aug 25, 2026
Benchmark
What it tracksRussell 2000 Growth IndexFTSE Developed Europe All Cap Index
Cost and size
Expense ratio0.24%0.06%
Net assets, as of Sep 30, 2026$14.1bn$29.6bn
Holdings
Holdings in common1%
Top ten holdings, share of the fund6.4%19.0%

Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method

What they share

1%

By the books each fund has filed, IWO and VGK hold 1% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.

0 half 100%

half

1% in common

Positions both hold · largest shared weight first IWO VGK
COMPASS INC CLASS A 0.41% 0.32%
MOELIS CLASS A 0.28% 0.70%
AAR 0.27% 0.81%
ENERGIZER HOLDINGS 0.08% 0.79%
NEXTNAV 0.08% 0.15%
TRINITY INDUSTRIES INC 0.07% 0.09%
CONCENTRA GROUP HOLDINGS PARENT IN 0.32% 0.05%
ORMAT TECH INC 0.03% 0.21%
T1 ENERGY 0.03% 0.03%
IDAHO STRATEGIC RESOURCES INC 0.02% 0.04%
FLOTEK INDUSTRIES INC 0.02% 0.02%
ARTISAN PARTNERS ASSET MANAGEMENT 0.09% 0.01%
Only in one fund ↓
Only in IWO
JFROG 0.74%
TWIST BIOSCIENCE 0.71%
GLAUKOS 0.70%
MOOG INC CLASS A 0.68%
BRIGHTSPRING HEALTH SERVICES INC 0.66%
10X GENOMICS CLASS A 0.61%
RYMAN HOSPITALITY PROPERTIES REIT 0.60%
INTERDIGITAL INC 0.58%
Only in VGK
ASML Holding NV 4.47%
HSBC Holdings PLC 2.19%
Roche Holding AG 1.89%
Novartis AG 1.72%
Shell PLC 1.64%
AstraZeneca PLC 1.56%
Nestle SA 1.51%
Siemens AG 1.45%
Check overlap with more funds →

Side by side

IWO iShares Russell 2000 Growth ETF VGK Vanguard FTSE Europe ETF
Where it sits Stock ETF Stock ETF
What it is Tracks the Russell 2000 Growth Tracks an index of European Stock
Total return, 1 year +7.9% +10.4%
Its benchmark over the same days +8.0% (VTWG) not measured
Gap to its benchmark −0.1 pts vs VTWG not measured
Expense ratio 0.24% 0.06%
Already in the S&P 500 0.0% 0.0%
Holdings 1122 1245
Net assets, IWO as of Oct 27, 2026 and VGK as of Sep 30, 2026 $14.0bn $29.6bn

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

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About each fund
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.

VGK

VGK tracks an index of European Stock. Over the year to Oct 28, 2026 it returned +10.4% with distributions reinvested. The prospectus expense ratio is 0.06% a year. By its holdings published by its issuer as of Sep 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1,245 positions, with the top ten at 19.0%. It sat 6.1% below its high of Aug 25, 2026 on Oct 28, 2026.

Questions people ask

Which returned more over the last year, IWO or VGK?
In the year to Oct 28, 2026, with distributions reinvested, IWO returned +7.9% and VGK +10.4%.
Which is cheaper, IWO or VGK?
VGK is cheaper, by 0.18 percentage points a year. That is about $18 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IWO and VGK overlap with the S&P 500?
By their latest filed holdings, 0% of IWO and 0% of VGK by weight is stocks the S&P 500 already holds.
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ETFIQ, IWO against VGK, data as of Oct 28, 2026. https://etfiq.com/compare/any/iwo-vs-vgk

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