Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
ACWX vs IYW: how they differ
ACWX and IYW hold 0% of their weight in the same names, and IYW returned more over the year.
iShares MSCI ACWI ex U.S. ETF and iShares U.S. Technology ETF.
What they hold in common
By the books each fund has filed, ACWX and IYW hold 0% of their money in the same securities at the same weight.
| Only in ACWX | Only in IYW |
|---|---|
| Taiwan Semiconductor Manufacturing Compa 4.69% | NVIDIA CORPORATION 16.25% |
| ASML Holding N.V. 1.54% | APPLE INC. 13.65% |
| SK hynix Inc. 1.33% | ALPHABET INC. 7.84% |
| Tencent Holdings Limited 1.07% | ALPHABET INC. 6.34% |
| HSBC HOLDINGS PLC 0.86% | MICROSOFT CORPORATION 3.99% |
| ASTRAZENECA PLC 0.81% | BROADCOM INC. 3.78% |
| Alibaba Group Holding Limited 0.79% | ADVANCED MICRO DEVICES, INC. 3.50% |
| Novartis AG 0.77% | MICRON TECHNOLOGY, INC. 2.98% |
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 Apr 30, 2026.
| ACWX iShares MSCI ACWI ex U.S. ETF | IYW iShares U.S. Technology ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | MSCI ACWI ex U.S. | U.S. Technology |
| Total return, 1 year | +23.0% | +34.9% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +5.5 pts | +17.4 pts |
| Expense ratio | 0.32% | 0.37% |
| Already in the S&P 500 | 0.0% | 95.5% |
| Holdings | 1759 | 139 |
ACWX in plain words
ACWX is an index equity fund tracking the MSCI ACWI ex U.S.. Over the year to Sep 11, 2026 it returned +23.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.32% a year. By its holdings filed for Apr 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1759 positions, with the top ten at 14.6%.
IYW in plain words
IYW is an index equity fund tracking the U.S. Technology. Over the year to Sep 11, 2026 it returned +34.9% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.37% a year. By its holdings filed for Apr 30, 2026, 96% of the fund by weight is stocks the S&P 500 also holds, across 139 positions, with the top ten at 63.7%.
Questions people ask
- Which returned more over the last year, ACWX or IYW?
- In the year to Sep 12, 2026, with distributions reinvested, ACWX returned +23.0% and IYW returned +34.9%, so IYW returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, ACWX or IYW?
- ACWX charges 0.32% a year and IYW charges 0.37%, so ACWX is cheaper. Fees come from each fund's prospectus.
- How much do ACWX and IYW overlap with the S&P 500?
- By their latest filed holdings, 0% of ACWX and 96% of IYW 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.
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, ACWX against IYW, data as of Sep 12, 2026. https://etfiq.com/compare/any/ACWX-IYW Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources