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Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

SPY vs VUSB: how they differ

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

SPDR S&P 500 ETF Trust and Vanguard Ultra-Short Bond ETF.

What they hold in common

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

Largest positions each one holds and the other does not
Only in SPYOnly in VUSB
NVIDIA CORP 8.08%United States Treasury Bill 4.24%
APPLE INC 7.33%United States Treasury Note/Bond 0.68%
MICROSOFT CORP 5.59%PNC Financial Services Group Inc/The 0.59%
AMAZON.COM INC 3.77%United States Treasury Note/Bond 0.53%
ALPHABET INC CL A 2.98%Regions Bank/Birmingham AL 0.52%
BROADCOM INC 2.61%US Bancorp 0.51%
ALPHABET INC CL C 2.39%Charles Schwab Corp/The 0.50%
META PLATFORMS INC CLASS A 2.16%Truist Bank 0.45%

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 and Sep 10, 2026.

SPY and VUSB on the fields both publish, as of Sep 13, 2026. Source: ETFIQ.
SPY
SPDR S&P 500 ETF Trust
VUSB
Vanguard Ultra-Short Bond ETF
Where it sitsCore index fundCore index fund
IssuerState StreetVanguard
What it isS&P 500Ultra-Short Bond
Total return, 1 year+17.5%+3.7%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 5000.0 pts−13.8 pts
Expense ratio0.09%0.10%
Holdings5051281

SPY in plain words

SPY is an index equity fund tracking the S&P 500. Over the year to Sep 11, 2026 it returned +17.5% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.09% a year. By its holdings filed for Sep 10, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 505 positions, with the top ten at 38.2%.

VUSB in plain words

VUSB is a cash and treasury bills tracking the Ultra-Short Bond. Over the year to Sep 11, 2026 it returned +3.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.10% a year.

Questions people ask

Which returned more over the last year, SPY or VUSB?
In the year to Sep 13, 2026, with distributions reinvested, SPY returned +17.5% and VUSB returned +3.7%, so SPY returned more. One year is one year; the longer windows are in the table.
Which is cheaper, SPY or VUSB?
SPY charges 0.09% a year and VUSB charges 0.10%, so SPY is cheaper. Fees come from each fund's prospectus.

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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 VUSB, ETFIQ, data as of Sep 13, 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 VUSB, data as of Sep 13, 2026. https://etfiq.com/compare/any/spy-vs-vusb Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources