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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 VONG: how they differ

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

iShares Core Universal USD Bond ETF and Vanguard Russell 1000 Growth Index Fund.

What they hold in common

By the books each fund has filed, IUSB and VONG 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 VONG
United States of America 0.38%NVIDIA Corp 13.09%
United States of America 0.37%Apple Inc 11.97%
United States of America 0.37%Microsoft Corp 8.98%
United States of America 0.37%Broadcom Inc 5.78%
United States of America 0.36%Amazon.com Inc 5.07%
United States of America 0.36%Alphabet Inc 3.91%
United States of America 0.36%Tesla Inc 3.48%
United States of America 0.35%Meta Platforms Inc 3.20%

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 VONG on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
IUSB
iShares Core Universal USD Bond ETF
VONG
Vanguard Russell 1000 Growth Index Fund
Where it sitsCore index fundCore index fund
IssueriSharesVanguard
What it isCore Universal USD BondRussell 1000 Growth
Total return, 1 year−0.3%+7.2%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−17.8 pts−10.3 pts
Expense ratio0.06%0.07%
Holdings17819387

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.

VONG in plain words

VONG is an index equity fund tracking the Russell 1000 Growth. Over the year to Sep 11, 2026 it returned +7.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.07% a year. By its holdings filed for May 31, 2026, 96% of the fund by weight is stocks the S&P 500 also holds, across 387 positions, with the top ten at 61.3%. It sat 4.9% below its high of Jun 1, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, IUSB or VONG?
In the year to Sep 12, 2026, with distributions reinvested, IUSB returned −0.3% and VONG returned +7.2%, so VONG returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IUSB or VONG?
IUSB charges 0.06% a year and VONG charges 0.07%, 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 VONG, 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 VONG, data as of Sep 12, 2026. https://etfiq.com/compare/any/IUSB-VONG Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources