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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

ITOT vs IUSB: how they differ

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

iShares Core S&P Total U.S. Stock Market ETF and iShares Core Universal USD Bond ETF.

What they hold in common

By the books each fund has filed, ITOT and IUSB 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 ITOTOnly in IUSB
NVIDIA Corp. 6.64%United States of America 0.38%
Apple, Inc. 5.82%United States of America 0.37%
Microsoft Corp. 3.80%United States of America 0.37%
Amazon.com, Inc. 3.20%United States of America 0.37%
Alphabet, Inc. 2.87%United States of America 0.36%
Broadcom, Inc. 2.45%United States of America 0.36%
Alphabet, Inc. 2.29%United States of America 0.36%
Micron Technology, Inc. 1.78%United States of America 0.35%

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 Jun 30, 2026.

ITOT and IUSB on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
ITOT
iShares Core S&P Total U.S. Stock Market ETF
IUSB
iShares Core Universal USD Bond ETF
Where it sitsCore index fundCore index fund
IssueriSharesiShares
What it isCore S&P Total U.S. Stock MarketCore Universal USD Bond
Total return, 1 year+17.2%−0.3%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−0.3 pts−17.8 pts
Expense ratio0.03%0.06%
Holdings249717819

ITOT in plain words

ITOT is an index equity fund tracking the Core S&P Total U.S. Stock Market. Over the year to Sep 11, 2026 it returned +17.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 88% of the fund by weight is stocks the S&P 500 also holds, across 2497 positions, with the top ten at 32.2%.

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.

Questions people ask

Which returned more over the last year, ITOT or IUSB?
In the year to Sep 12, 2026, with distributions reinvested, ITOT returned +17.2% and IUSB returned −0.3%, so ITOT returned more. One year is one year; the longer windows are in the table.
Which is cheaper, ITOT or IUSB?
ITOT charges 0.03% a year and IUSB charges 0.06%, so ITOT is cheaper. Fees come from each fund's prospectus.

Other comparisons

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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.

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

A comparison is not a recommendation. Standards and sources