Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
IWB vs VOE: how they differ
IWB and VOE hold 9% of their weight in the same names, and VOE returned more over the year.
iShares Russell 1000 ETF and Vanguard Mid-Cap Value Index Fund.
What they hold in common
By the books each fund has filed, IWB and VOE hold 9% of their money in the same securities at the same weight.
| Holding | IWB | VOE |
|---|---|---|
| NEWMONT CORPORATION | 0.14% | 0.86% |
| CUMMINS INC. | 0.14% | 1.71% |
| THE WILLIAMS COMPANIES, INC. | 0.13% | 0.79% |
| JOHNSON CONTROLS INTERNATIONAL PUBLIC LI | 0.13% | 0.77% |
| VALERO ENERGY CORPORATION | 0.11% | 1.34% |
| MARATHON PETROLEUM CORPORATION | 0.11% | 1.29% |
| AMERICAN ELECTRIC POWER COMPANY, INC. | 0.11% | 0.65% |
| CRH PUBLIC LIMITED COMPANY | 0.10% | 1.24% |
| SIMON PROPERTY GROUP, INC. | 0.10% | 1.20% |
| NORFOLK SOUTHERN CORPORATION | 0.10% | 0.61% |
| UNITED RENTALS, INC. | 0.10% | 1.23% |
| The Travelers Companies, Inc. | 0.10% | 0.61% |
| Only in IWB | Only in VOE |
|---|---|
| NVIDIA CORPORATION 6.73% | TE Connectivity PLC 1.02% |
| APPLE INC. 6.03% | |
| MICROSOFT CORPORATION 4.00% | |
| AMAZON.COM, INC. 3.33% | |
| ALPHABET INC. 3.00% | |
| BROADCOM INC. 2.54% | |
| ALPHABET INC. 2.42% | |
| MICRON TECHNOLOGY, INC. 1.88% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Jun 30, 2026.
| IWB iShares Russell 1000 ETF | VOE Vanguard Mid-Cap Value Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | Vanguard |
| What it is | Russell 1000 | Mid-Cap Value |
| Total return, 1 year | +16.7% | +20.2% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −0.8 pts | +2.7 pts |
| Expense ratio | 0.15% | 0.05% |
| Already in the S&P 500 | 91.9% | 96.6% |
| Holdings | 1024 | 170 |
IWB in plain words
IWB is an index equity fund tracking the Russell 1000. Over the year to Sep 11, 2026 it returned +16.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.15% a year. By its holdings filed for Jun 30, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 1024 positions, with the top ten at 33.5%.
VOE in plain words
VOE is an index equity fund tracking the Mid-Cap Value. Over the year to Sep 11, 2026 it returned +20.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.05% a year. By its holdings filed for Jun 30, 2026, 97% of the fund by weight is stocks the S&P 500 also holds, across 170 positions, with the top ten at 12.7%.
Questions people ask
- Which returned more over the last year, IWB or VOE?
- In the year to Sep 12, 2026, with distributions reinvested, IWB returned +16.7% and VOE returned +20.2%, so VOE returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IWB or VOE?
- IWB charges 0.15% a year and VOE charges 0.05%, so VOE is cheaper. Fees come from each fund's prospectus.
- How much do IWB and VOE overlap with the S&P 500?
- By their latest filed holdings, 92% of IWB and 97% of VOE by weight is stocks the S&P 500 already holds. Between the two funds, 9% of their books are the same securities at the same weight.
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, IWB against VOE, data as of Sep 12, 2026. https://etfiq.com/compare/any/IWB-VOE Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources