Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
IDEV vs MTUM: how they differ
IDEV and MTUM hold 0% of their weight in the same names, and MTUM returned more over the year.
iShares Core MSCI International Developed Markets ETF and iShares MSCI USA Momentum Factor ETF.
What they hold in common
By the books each fund has filed, IDEV and MTUM hold 0% of their money in the same securities at the same weight.
| Holding | IDEV | MTUM |
|---|---|---|
| ARISTOCRAT LEISURE | 0.08% | 0.42% |
| USD CASH | 0.13% | 0.07% |
| MERCK | 0.06% | 1.83% |
| ADMIRAL GROUP PLC | 0.04% | 0.18% |
| BLK CSH FND TREASURY SL AGENCY | 0.01% | 0.09% |
| Only in IDEV | Only in MTUM |
|---|---|
| ASML HOLDING 2.29% | ADVANCED MICRO DEVICES 5.39% |
| HSBC HOLDINGS PLC 1.22% | MICRON TECHNOLOGY 5.20% |
| ROCHE PS PAR AG 1.02% | INTEL CORPORATION 4.14% |
| ROYAL BANK OF CANADA 0.98% | CISCO SYSTEMS INC 3.48% |
| SHELL PLC 0.91% | JOHNSON & JOHNSON 3.38% |
| MITSUBISHI UFJ FINANCIAL GROUP 0.88% | SANDISK 3.10% |
| NOVARTIS AG 0.87% | APPLIED MATERIAL INC 2.87% |
| NESTLE SA 0.85% | ALPHABET CLASS A 2.69% |
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.
| IDEV iShares Core MSCI International Developed Markets ETF | MTUM iShares MSCI USA Momentum Factor ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | Core MSCI International Developed Markets | MSCI USA Momentum Factor |
| Total return, 1 year | +18.7% | +21.8% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +1.2 pts | +4.3 pts |
| Expense ratio | 0.04% | 0.15% |
| Already in the S&P 500 | 0.1% | 98.2% |
| Holdings | 1782 | 128 |
IDEV in plain words
IDEV is an index equity fund tracking the Core MSCI International Developed Markets. Over the year to Sep 11, 2026 it returned +18.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.04% a year. By its holdings filed for Sep 10, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1782 positions, with the top ten at 10.6%.
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, IDEV or MTUM?
- In the year to Sep 13, 2026, with distributions reinvested, IDEV returned +18.7% and MTUM returned +21.8%, so MTUM returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IDEV or MTUM?
- IDEV charges 0.04% a year and MTUM charges 0.15%, so IDEV is cheaper. Fees come from each fund's prospectus.
- How much do IDEV and MTUM overlap with the S&P 500?
- By their latest filed holdings, 0% of IDEV and 98% of MTUM 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, IDEV against MTUM, data as of Sep 13, 2026. https://etfiq.com/compare/any/idev-vs-mtum Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources