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Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

IVV vs VXF: how they differ

IVV and VXF hold 0% of their weight in the same names, and IVV returned more over the year.

iShares Core S&P 500 ETF and Vanguard Extended Market Index Fund.

What they hold in common

By the books each fund has filed, IVV and VXF hold 0% of their money in the same securities at the same weight.

Positions IVV and VXF both hold, largest shared weight first
HoldingIVVVXF
Marvell Technology, Inc.0.41%0.00%
Largest positions each one holds and the other does not
Only in IVVOnly in VXF
NVIDIA Corp. 7.52%Space Exploration Technologies Corp 1.19%
Apple, Inc. 6.59%Snowflake Inc 1.03%
Microsoft Corp. 4.30%Bloom Energy Corp 0.93%
Amazon.com, Inc. 3.62%Cloudflare Inc 0.92%
Alphabet, Inc. 3.25%Astera Labs Inc 0.76%
Broadcom, Inc. 2.77%Rocket Lab Corp 0.61%
Alphabet, Inc. 2.59%Cheniere Energy Inc 0.59%
Micron Technology, Inc. 2.02%Ferguson Enterprises Inc 0.54%

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 Jun 30, 2026.

IVV and VXF on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
IVV
iShares Core S&P 500 ETF
VXF
Vanguard Extended Market Index Fund
Where it sitsCore index fundCore index fund
IssueriSharesVanguard
What it isS&P 500Extended Market
Total return, 1 year+17.6%+14.1%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500+0.1 pts−3.4 pts
Expense ratio0.03%0.05%
Already in the S&P 500100.0%0.0%
Holdings5043365

IVV in plain words

IVV is an index equity fund tracking the S&P 500. Over the year to Sep 11, 2026 it returned +17.6% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 504 positions, with the top ten at 36.4%.

VXF in plain words

VXF is an index equity fund tracking the Extended Market. Over the year to Sep 11, 2026 it returned +14.1% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.05% 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 3365 positions, with the top ten at 7.6%. It sat 5.1% below its high of Aug 14, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, IVV or VXF?
In the year to Sep 12, 2026, with distributions reinvested, IVV returned +17.6% and VXF returned +14.1%, so IVV returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IVV or VXF?
IVV charges 0.03% a year and VXF charges 0.05%, so IVV is cheaper. Fees come from each fund's prospectus.
How much do IVV and VXF overlap with the S&P 500?
By their latest filed holdings, 100% of IVV and 0% of VXF 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.

IVV against VXF, ETFIQ, data as of Sep 12, 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, IVV against VXF, data as of Sep 12, 2026. https://etfiq.com/compare/any/IVV-VXF Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources