Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
EEM vs IWB: how they differ
EEM and IWB hold 0% of their weight in the same names, and EEM returned more over the year.
iShares MSCI Emerging Markets ETF and iShares Russell 1000 ETF.
What they hold in common
By the books each fund has filed, EEM and IWB hold 0% of their money in the same securities at the same weight.
| Holding | EEM | IWB |
|---|---|---|
| Nu Holdings Ltd. | 0.35% | 0.07% |
| SOUTHERN COPPER CORPORATION | 0.14% | 0.02% |
| XP Inc. | 0.05% | 0.01% |
| JBS N.V. | 0.04% | 0.01% |
| Only in EEM | Only in IWB |
|---|---|
| Taiwan Semiconductor Manufacturing Compa 14.28% | NVIDIA CORPORATION 6.73% |
| SK hynix Inc. 6.65% | APPLE INC. 6.03% |
| Tencent Holdings Limited 2.71% | MICROSOFT CORPORATION 4.00% |
| Alibaba Group Holding Limited 2.08% | AMAZON.COM, INC. 3.33% |
| MediaTek Inc. 1.62% | ALPHABET INC. 3.00% |
| DELTA ELECTRONICS, INC. 1.17% | BROADCOM INC. 2.54% |
| HON HAI PRECISION INDUSTRY CO., LTD. 0.90% | ALPHABET INC. 2.42% |
| Samsung Electronics Co., Ltd. 0.85% | 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 and May 31, 2026.
| EEM iShares MSCI Emerging Markets ETF | IWB iShares Russell 1000 ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | Emerging markets | Russell 1000 |
| Total return, 1 year | +32.3% | +16.7% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +14.8 pts | −0.8 pts |
| Expense ratio | 0.72% | 0.15% |
| Already in the S&P 500 | 0.0% | 91.9% |
| Holdings | 1245 | 1024 |
EEM in plain words
EEM is an index equity fund tracking the Emerging markets. Over the year to Sep 11, 2026 it returned +32.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.72% a year. By its holdings filed for May 31, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1245 positions, with the top ten at 38.9%. It sat 4.7% below its high of Jun 22, 2026 on Sep 11, 2026.
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%.
Questions people ask
- Which returned more over the last year, EEM or IWB?
- In the year to Sep 12, 2026, with distributions reinvested, EEM returned +32.3% and IWB returned +16.7%, so EEM returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, EEM or IWB?
- EEM charges 0.72% a year and IWB charges 0.15%, so IWB is cheaper. Fees come from each fund's prospectus.
- How much do EEM and IWB overlap with the S&P 500?
- By their latest filed holdings, 0% of EEM and 92% of IWB by weight is stocks the S&P 500 already holds. Between the two funds, 0% of their books are the same securities at the same weight.
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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, EEM against IWB, data as of Sep 12, 2026. https://etfiq.com/compare/any/EEM-IWB Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources