Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
IWO vs VGK: how they differ
IWO and VGK hold 0% of their weight in the same names.
iShares Russell 2000 Growth ETF and Vanguard European Stock Index Fund.
What they hold in common
By the books each fund has filed, IWO and VGK hold 0% of their money in the same securities at the same weight.
| Only in IWO | Only in VGK |
|---|---|
| MOOG INC CLASS A 0.69% | ASML Holding NV 3.63% |
| GLAUKOS 0.65% | HSBC Holdings PLC 2.05% |
| JFROG 0.64% | AstraZeneca PLC 1.84% |
| BRIGHTSPRING HEALTH SERVICES INC 0.62% | Novartis AG 1.84% |
| FIRSTCASH HOLDINGS INC 0.62% | Nestle SA 1.69% |
| BRINKER INTERNATIONAL INC 0.61% | Siemens AG 1.41% |
| INTERDIGITAL INC 0.60% | Banco Santander SA 1.16% |
| KRYSTAL BIOTECH 0.59% | Allianz SE 1.13% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Apr 30, 2026 and Sep 10, 2026.
| IWO iShares Russell 2000 Growth ETF | VGK Vanguard European Stock Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | Vanguard |
| What it is | Russell 2000 Growth | European Stock |
| Total return, 1 year | +17.0% | +16.5% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −0.5 pts | −1.0 pts |
| Expense ratio | 0.24% | 0.06% |
| Already in the S&P 500 | 0.0% | 0.0% |
| Holdings | 970 | 1228 |
IWO in plain words
IWO is an index equity fund tracking the Russell 2000 Growth. Over the year to Sep 11, 2026 it returned +17.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.24% a year. By its holdings filed for Sep 10, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 970 positions, with the top ten at 6.2%. It sat 7.1% below its high of Aug 14, 2026 on Sep 11, 2026.
VGK in plain words
VGK is an index equity fund tracking the European Stock. Over the year to Sep 11, 2026 it returned +16.5% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.06% a year. By its holdings filed for Apr 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1228 positions, with the top ten at 18.1%. It sat 3.4% below its high of Aug 25, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, IWO or VGK?
- In the year to Sep 13, 2026, with distributions reinvested, IWO returned +17.0% and VGK returned +16.5%, so IWO returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IWO or VGK?
- IWO charges 0.24% a year and VGK charges 0.06%, so VGK is cheaper. 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. Between the two funds, 0% of their books are the same securities at the same weight.
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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.
Cite this page. ETFIQ, IWO against VGK, data as of Sep 13, 2026. https://etfiq.com/compare/any/iwo-vs-vgk Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources