Data as of Sep 4, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

IWM vs VTI

iShares Russell 2000 ETF and Vanguard Total Stock Market Index Fund.

What they hold in common

By the books each fund has filed, IWM and VTI hold 4% of their money in the same securities at the same weight.

Positions IWM and VTI both hold, largest shared weight first
HoldingIWMVTI
Moog, Inc.0.38%0.02%
Viasat, Inc.0.35%0.02%
Cytokinetics, Inc.0.35%0.02%
Hut 8 Corp.0.37%0.02%
BrightSpring Health Services, Inc.0.35%0.02%
MaxLinear, Inc.0.34%0.01%
Argan, Inc.0.34%0.01%
UMB Financial Corp.0.33%0.01%
Krystal Biotech, Inc.0.30%0.01%
Cipher Digital, Inc.0.26%0.01%
Riot Platforms, Inc.0.30%0.01%
CareTrust REIT, Inc.0.28%0.01%
Largest positions each one holds and the other does not
Only in IWMOnly in VTI
JFrog Ltd. 0.31%NVIDIA Corp 6.37%
Alkermes plc 0.27%Apple Inc 5.88%
Kulicke & Soffa Industries, Inc. 0.21%Microsoft Corp 3.84%
SSR Mining, Inc. 0.20%Amazon.com Inc 3.19%
Garrett Motion, Inc. 0.20%Alphabet Inc 2.90%
Definium Therapeutics, Inc. 0.19%Broadcom Inc 2.48%
Joby Aviation, Inc. 0.19%Alphabet Inc 2.29%
Xenon Pharmaceuticals, Inc. 0.18%Micron Technology Inc 1.80%

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 as filed for Jun 30, 2026.

IWM and VTI on the fields both publish, as of Sep 4, 2026. Source: ETFIQ.
IWM
iShares Russell 2000 ETF
VTI
Vanguard Total Stock Market Index Fund
Where it sitsCore fundCore fund
IssueriSharesVanguard
What it isRussell 2000US total market
Total return, 1 year+26.4%+20.0%
S&P 500 over the same days+20.0%+20.0%
Gap to the S&P 500+6.5 pts+0.0 pts
Expense ratio0.19%0.03%
Already in the S&P 5000.0%88.3%
Holdings20143531

IWM in plain words

IWM is a index equity fund tracking Russell 2000. Over the year to Sep 4, 2026 it returned +26.4% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% for the Nasdaq-100. The prospectus expense ratio is 0.19% a year. By its holdings filed for Jun 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 2014 positions, with the top ten at 3.4%.

VTI in plain words

VTI is a index equity fund tracking US total market. Over the year to Sep 4, 2026 it returned +20.0% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 88% of the fund by weight is stocks the S&P 500 also holds, across 3531 positions, with the top ten at 32.1%.

Questions people ask

Which returned more over the last year, IWM or VTI?
In the year to Sep 4, 2026, with distributions reinvested, IWM returned +26.4% and VTI returned +20.0%, so IWM returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IWM or VTI?
IWM charges 0.19% a year and VTI charges 0.03%, so VTI is cheaper. Fees come from each fund's prospectus.
How much do IWM and VTI overlap with the S&P 500?
By their latest filed holdings, 0% of IWM and 88% of VTI by weight is stocks the S&P 500 already holds. Between the two funds, 4% 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.

IWM against VTI, ETFIQ, data as of Sep 4, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, IWM against VTI, data as of Sep 4, 2026. https://etfiq.com/compare/any/IWM-VTI.html Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources