Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
AGG vs IWO: how they differ
AGG is a bond index fund and IWO an equity index fund, and over the year IWO returned more, +17.0% against −0.7%.
iShares Core U.S. Aggregate Bond ETF and iShares Russell 2000 Growth ETF.
| AGG iShares Core U.S. Aggregate Bond ETF | IWO iShares Russell 2000 Growth ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | US aggregate bonds | Russell 2000 Growth |
| Total return, 1 year | −0.7% | +17.0% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −18.2 pts | −0.5 pts |
| Expense ratio | 0.03% | 0.24% |
| Holdings | not filed | 1133 |
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.
IWO in plain words
IWO is an index equity fund tracking the Russell 2000 Growth. Over the year to Sep 11, 2026 it returned +17.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.24% a year. By its holdings filed for Jun 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1133 positions, with the top ten at 6.1%. It sat 7.1% below its high of Aug 14, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, AGG or IWO?
- In the year to Sep 12, 2026, with distributions reinvested, AGG returned −0.7% and IWO returned +17.0%, so IWO returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, AGG or IWO?
- AGG charges 0.03% a year and IWO charges 0.24%, so AGG is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where to next
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 IWO, data as of Sep 12, 2026. https://etfiq.com/compare/any/AGG-IWO Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources