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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

VO vs VUSB: how they differ

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

Vanguard Mid-Cap Index Fund and Vanguard Ultra-Short Bond ETF.

What they hold in common

By the books each fund has filed, VO 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 VOOnly in VUSB
Vertiv Holdings Co 1.23%United States Treasury Bill 4.24%
Western Digital Corp 1.07%United States Treasury Note/Bond 0.68%
Seagate Technology Holdings PLC 1.05%PNC Financial Services Group Inc/The 0.59%
Quanta Services Inc 1.05%United States Treasury Note/Bond 0.53%
Howmet Aerospace Inc 1.04%Regions Bank/Birmingham AL 0.52%
Cummins Inc 0.95%US Bancorp 0.51%
Datadog Inc 0.84%Charles Schwab Corp/The 0.50%
Bloom Energy Corp 0.79%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.

VO and VUSB on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
VO
Vanguard Mid-Cap Index Fund
VUSB
Vanguard Ultra-Short Bond ETF
Where it sitsCore index fundCore index fund
IssuerVanguardVanguard
What it isMid-CapUltra-Short Bond
Total return, 1 year+12.0%+3.7%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−5.5 pts−13.8 pts
Expense ratio0.03%0.10%
Holdings2821281

VO in plain words

VO is an index equity fund tracking the Mid-Cap. Over the year to Sep 11, 2026 it returned +12.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 91% of the fund by weight is stocks the S&P 500 also holds, across 282 positions, with the top ten at 9.6%. It sat 4.1% below its high of Aug 14, 2026 on Sep 11, 2026.

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, VO or VUSB?
In the year to Sep 12, 2026, with distributions reinvested, VO returned +12.0% and VUSB returned +3.7%, so VO returned more. One year is one year; the longer windows are in the table.
Which is cheaper, VO or VUSB?
VO charges 0.03% a year and VUSB charges 0.10%, so VO 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.

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

A comparison is not a recommendation. Standards and sources