Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
AGG vs IUSB: how they differ
AGG and IUSB are both bond index funds, and over the year they finished level, −0.7% against −0.3%.
iShares Core U.S. Aggregate Bond ETF and iShares Core Universal USD Bond ETF.
| AGG iShares Core U.S. Aggregate Bond ETF | IUSB iShares Core Universal USD Bond ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | US aggregate bonds | Core Universal USD Bond |
| Total return, 1 year | −0.7% | −0.3% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −18.2 pts | −17.8 pts |
| Expense ratio | 0.03% | 0.06% |
| Holdings | not filed | 17819 |
AGG in plain words
AGG is a bond fund tracking the US aggregate bonds. Over the year to Sep 11, 2026 it returned −0.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. It sat 3.7% below its high of Aug 4, 2020 on Sep 11, 2026.
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, AGG or IUSB?
- In the year to Sep 12, 2026, with distributions reinvested, AGG returned −0.7% and IUSB returned −0.3%, so IUSB returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, AGG or IUSB?
- AGG charges 0.03% a year and IUSB charges 0.06%, so AGG 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.
Cite this page. ETFIQ, AGG against IUSB, data as of Sep 12, 2026. https://etfiq.com/compare/any/AGG-IUSB Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources