BBUS vs IWB: Differences, Returns & Fees
BBUS and IWB hold 93% of their weight in the same names. Net assets on Oct 9, 2026: $9.7bn for JPMorgan BetaBuilders U.S. Equity ETF and $49.6bn for iShares Russell 1000 ETF.
BBUS costs 0.13 points a year less; their one-year returns differ by 0.3 points; IWB is 5.1 times larger.
| BBUS | IWB | |
|---|---|---|
| Expense ratio | 0.02% | 0.15% |
| Net assets | $9.7bn | $49.6bn |
| Total return, 1 year | +16.9% | +16.6% |
| What it tracks | Morningstar US Target Market Exposure Index | Russell 1000 Index |
| Holdings in common | 93% | |
| Top ten holdings, share of the fund | 38.5% | 36.1% |
Holdings in common uses holdings dated Oct 9, 2026.
What they hold in common
By the books each fund has filed, BBUS and IWB hold 93% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Oct 9, 2026.
half
93% in common
On the same fields
BBUS and IWB on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.
About BBUS
BBUS tracks an index. Over the year to Oct 9, 2026 it returned +16.9% with distributions reinvested, against +16.9% for its benchmark, the Morningstar US Target Market Exposure Index. The prospectus expense ratio is 0.02% a year. By its holdings published by its issuer for Oct 9, 2026, 96% of the fund by weight is stocks the S&P 500 also holds, across 470 positions, with the top ten at 38.5%.
About IWB
IWB tracks the Russell 1000. Over the year to Oct 9, 2026 it returned +16.6% with distributions reinvested, against +16.8% for its benchmark, the Russell 1000 Index. The prospectus expense ratio is 0.15% a year. By its holdings published by its issuer for Oct 9, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 1,025 positions, with the top ten at 36.1%.
Questions people ask
- Which returned more over the last year, BBUS or IWB?
- In the year to Oct 9, 2026, with distributions reinvested, BBUS returned +16.9% and IWB +16.6%.
- Which is cheaper, BBUS or IWB?
- BBUS is cheaper, by 0.13 percentage points a year. That is about $13 on $10,000 held for a year. Fees come from each fund's prospectus.
ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, BBUS against IWB, data as of Oct 9, 2026. https://etfiq.com/compare/any/bbus-vs-iwb
ETFIQ. (Oct 9, 2026). BBUS against IWB. Retrieved from https://etfiq.com/compare/any/bbus-vs-iwb
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