IWB vs RECS: Differences, Returns & Fees
IWB and RECS hold 36% of their weight in the same names, and IWB returned +16.6% over the year. Net assets: $49.6bn on Oct 9, 2026 for iShares Russell 1000 ETF, and $5.8bn on Jul 31, 2026 for Columbia Research Enhanced Core ETF.
Both cost 0.15% a year; their one-year returns differ by 1.8 points; IWB is 8.3 times larger.
Points (pts) are percentage points.
| IWB | RECS | |
|---|---|---|
| Expense ratio | 0.15% | 0.15% |
| Net assets, as of Jul 31, 2026 | $48.3bn | $5.8bn |
| Total return, 1 year | +16.6% | +14.8% |
| What it tracks | Russell 1000 Index | Beta Advantage Research Enhanced U.S. Equity Index |
| Holdings in common | 36% | |
| Top ten holdings, share of the fund | 36.1% | 40.4% |
Holdings in common uses holdings dated Jul 31, 2026 and Oct 9, 2026.
What they hold in common
By the books each fund has filed, IWB and RECS hold 36% 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 Jul 31, 2026 and Oct 9, 2026.
half
36% in common
On the same fields
IWB and RECS on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.
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%.
About RECS
RECS tracks an index. Over the year to Oct 9, 2026 it returned +14.8% with distributions reinvested. By its holdings filed for Jul 31, 2026, 86% of the fund by weight is stocks the S&P 500 also holds, across 356 positions, with the top ten at 40.4%.
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, IWB against RECS, data as of Oct 9, 2026. https://etfiq.com/compare/any/iwb-vs-recs
ETFIQ. (Oct 9, 2026). IWB against RECS. Retrieved from https://etfiq.com/compare/any/iwb-vs-recs
[IWB against RECS (ETFIQ, Oct 9, 2026)](https://etfiq.com/compare/any/iwb-vs-recs)
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