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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

IUSB vs VOX: how they differ

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

iShares Core Universal USD Bond ETF and Vanguard Communication Services Index Fund.

What they hold in common

By the books each fund has filed, IUSB and VOX 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 IUSBOnly in VOX
United States of America 0.38%Meta Platforms Inc 21.12%
United States of America 0.37%Alphabet Inc 16.14%
United States of America 0.37%Alphabet Inc 10.61%
United States of America 0.37%Netflix Inc 4.77%
United States of America 0.36%Verizon Communications Inc 4.17%
United States of America 0.36%Walt Disney Co/The 3.96%
United States of America 0.36%AT&T Inc 3.69%
United States of America 0.35%Warner Bros Discovery Inc 2.74%

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 Apr 30, 2026 and May 31, 2026.

IUSB and VOX on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
IUSB
iShares Core Universal USD Bond ETF
VOX
Vanguard Communication Services Index Fund
Where it sitsCore index fundCore index fund
IssueriSharesVanguard
What it isCore Universal USD BondCommunication Services
Total return, 1 year−0.3%+2.9%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−17.8 pts−14.6 pts
Expense ratio0.06%0.09%
Holdings17819114

IUSB in plain words

IUSB is a bond fund tracking the Core Universal USD Bond. Over the year to Sep 11, 2026 it returned −0.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.06% a year.

VOX in plain words

VOX is an index equity fund tracking the Communication Services. Over the year to Sep 11, 2026 it returned +2.9% 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 May 31, 2026, 84% of the fund by weight is stocks the S&P 500 also holds, across 114 positions, with the top ten at 72.1%. It sat 4.3% below its high of Jan 29, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, IUSB or VOX?
In the year to Sep 12, 2026, with distributions reinvested, IUSB returned −0.3% and VOX returned +2.9%, so VOX returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IUSB or VOX?
IUSB charges 0.06% a year and VOX charges 0.09%, so IUSB 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.

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

A comparison is not a recommendation. Standards and sources