Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
IYW vs MTUM: how they differ
IYW and MTUM hold 32% of their weight in the same names, and IYW returned more over the year.
iShares U.S. Technology ETF and iShares MSCI USA Momentum Factor ETF.
What they hold in common
By the books each fund has filed, IYW and MTUM hold 32% of their money in the same securities at the same weight.
| Holding | IYW | MTUM |
|---|---|---|
| MICRON TECHNOLOGY | 3.35% | 5.20% |
| ADVANCED MICRO DEVICES | 3.08% | 5.39% |
| ALPHABET CLASS A | 5.48% | 2.69% |
| INTEL CORPORATION | 2.27% | 4.14% |
| ALPHABET CLASS C | 4.44% | 2.13% |
| LAM RESEARCH | 1.85% | 2.31% |
| APPLIED MATERIAL INC | 1.78% | 2.87% |
| PALO ALTO NETWORKS | 1.35% | 2.40% |
| SANDISK | 1.22% | 3.10% |
| TEXAS INSTRUMENT INC | 1.17% | 1.18% |
| KLA | 1.15% | 1.18% |
| CROWDSTRIKE HOLDINGS CLASS A | 1.04% | 1.41% |
| Only in IYW | Only in MTUM |
|---|---|
| NVIDIA 14.10% | CISCO SYSTEMS INC 3.48% |
| APPLE 13.20% | JOHNSON & JOHNSON 3.38% |
| MICROSOFT 10.75% | EXXONMOBIL HOLDINGS CORP 2.69% |
| META PLATFORMS CLASS A 4.17% | SEAGATE TECHNOLOGY HOLDINGS PLC 2.35% |
| BROADCOM INC 4.07% | CATERPILLAR INC 2.14% |
| PALANTIR TECHNOLOGIES CLASS A 1.83% | UNITEDHEALTH GROUP INC 2.08% |
| ORACLE 1.30% | COCA-COLA 1.89% |
| INTERNATIONAL BUSINESS MACHINES 1.09% | MERCK & CO INC 1.83% |
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 Sep 10, 2026.
| IYW iShares U.S. Technology ETF | MTUM iShares MSCI USA Momentum Factor ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | U.S. Technology | MSCI USA Momentum Factor |
| Total return, 1 year | +34.9% | +21.8% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +17.4 pts | +4.3 pts |
| Expense ratio | 0.37% | 0.15% |
| Already in the S&P 500 | 95.5% | 98.2% |
| Holdings | 151 | 128 |
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 Sep 10, 2026, 96% of the fund by weight is stocks the S&P 500 also holds, across 151 positions, with the top ten at 64.9%.
MTUM in plain words
MTUM is an index equity fund tracking the MSCI USA Momentum Factor. Over the year to Sep 11, 2026 it returned +21.8% 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 Sep 10, 2026, 98% of the fund by weight is stocks the S&P 500 also holds, across 128 positions, with the top ten at 35.3%. It sat 11.1% below its high of Jun 22, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, IYW or MTUM?
- In the year to Sep 13, 2026, with distributions reinvested, IYW returned +34.9% and MTUM returned +21.8%, so IYW returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IYW or MTUM?
- IYW charges 0.37% a year and MTUM charges 0.15%, so MTUM is cheaper. Fees come from each fund's prospectus.
- How much do IYW and MTUM overlap with the S&P 500?
- By their latest filed holdings, 96% of IYW and 98% of MTUM by weight is stocks the S&P 500 already holds. Between the two funds, 32% 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, IYW against MTUM, data as of Sep 13, 2026. https://etfiq.com/compare/any/iyw-vs-mtum Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources