ESGU vs IWB: Differences, Returns & Fees
ESGU and IWB hold 76% of their weight in the same names, and ESGU returned +17.3% over the year. Net assets on Oct 9, 2026: $18.3bn for iShares ESG Aware MSCI USA ETF and $49.6bn for iShares Russell 1000 ETF.
Both cost 0.15% a year; their one-year returns differ by 0.7 points; IWB is 2.7 times larger.
Points (pts) are percentage points.
| ESGU | IWB | |
|---|---|---|
| Expense ratio | 0.15% | 0.15% |
| Net assets | $18.3bn | $49.6bn |
| Total return, 1 year | +17.3% | +16.6% |
| What it tracks | MSCI USA Extended ESG Focus Index | Russell 1000 Index |
| Holdings in common | 76% | |
| Top ten holdings, share of the fund | 37.8% | 36.1% |
Holdings in common uses holdings dated Oct 9, 2026.
What they hold in common
By the books each fund has filed, ESGU and IWB hold 76% 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
76% in common
On the same fields
ESGU and IWB on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.
About ESGU
ESGU tracks an index. Over the year to Oct 9, 2026 it returned +17.3% with distributions reinvested. The prospectus expense ratio is 0.15% a year. By its holdings published by its issuer for Oct 9, 2026, 97% of the fund by weight is stocks the S&P 500 also holds, across 269 positions, with the top ten at 37.8%.
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. 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
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How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, ESGU against IWB, data as of Oct 9, 2026. https://etfiq.com/compare/any/esgu-vs-iwb
ETFIQ. (Oct 9, 2026). ESGU against IWB. Retrieved from https://etfiq.com/compare/any/esgu-vs-iwb
[ESGU against IWB (ETFIQ, Oct 9, 2026)](https://etfiq.com/compare/any/esgu-vs-iwb)
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