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

ETFIQetfiq.com · independent ETF data

SPY vs VUG

SPDR S&P 500 ETF Trust and Vanguard Growth Index Fund.

What they hold in common

By the books each fund has filed, SPY and VUG hold 57% of their money in the same securities at the same weight.

Positions SPY and VUG both hold, largest shared weight first
HoldingSPYVUG
NVIDIA Corp.7.52%12.63%
Apple, Inc.6.59%11.67%
Microsoft Corp.4.30%7.62%
Amazon.com, Inc.3.62%4.47%
Alphabet, Inc.3.25%5.76%
Broadcom, Inc.2.77%4.29%
Alphabet, Inc.2.59%4.54%
Meta Platforms, Inc.1.92%3.41%
Tesla, Inc.1.84%3.27%
Eli Lilly & Co.1.47%2.81%
Advanced Micro Devices, Inc.1.47%2.62%
Applied Materials, Inc.0.89%1.60%
Largest positions each one holds and the other does not
Only in SPYOnly in VUG
Micron Technology, Inc. 2.02%Seagate Technology Holdings PLC 0.61%
Berkshire Hathaway, Inc. 1.42%Space Exploration Technologies Corp 0.29%
JPMorgan Chase & Co. 1.36%Snowflake Inc 0.25%
Johnson & Johnson 0.95%Bloom Energy Corp 0.24%
Exxon Mobil Corp. 0.88%Cloudflare Inc 0.23%
Walmart, Inc. 0.77%Rocket Lab Corp 0.18%
Caterpillar, Inc. 0.76%Waste Connections Inc 0.14%
Cisco Systems, Inc. 0.72%Alnylam Pharmaceuticals Inc 0.13%

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 as filed for Jun 30, 2026.

SPY and VUG on the fields both publish, as of Sep 4, 2026. Source: ETFIQ.
SPY
SPDR S&P 500 ETF Trust
VUG
Vanguard Growth Index Fund
Where it sitsCore fundCore fund
IssuerState StreetVanguard
What it isS&P 500, book from IVVUS growth
Total return, 1 year+20.0%+14.9%
S&P 500 over the same days+20.0%+20.0%
Gap to the S&P 500+0.0 pts−5.1 pts
Expense rationot published0.03%
Already in the S&P 500100.0%97.4%
Holdings504147

SPY in plain words

SPY is a index equity fund tracking S&P 500, book from IVV. 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. 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%.

VUG in plain words

VUG is a index equity fund tracking US growth. Over the year to Sep 4, 2026 it returned +14.9% 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, 97% of the fund by weight is stocks the S&P 500 also holds, across 147 positions, with the top ten at 60.5%.

Questions people ask

Which returned more over the last year, SPY or VUG?
In the year to Sep 4, 2026, with distributions reinvested, SPY returned +20.0% and VUG returned +14.9%, so SPY returned more. One year is one year; the longer windows are in the table.
How much do SPY and VUG overlap with the S&P 500?
By their latest filed holdings, 100% of SPY and 97% of VUG by weight is stocks the S&P 500 already holds. Between the two funds, 57% 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.

SPY against VUG, 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, SPY against VUG, data as of Sep 4, 2026. https://etfiq.com/compare/any/SPY-VUG.html Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources