Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
ITOT vs MTUM: how they differ
ITOT and MTUM hold 33% of their weight in the same names, and MTUM returned more over the year.
iShares Core S&P Total U.S. Stock Market ETF and iShares MSCI USA Momentum Factor ETF.
What they hold in common
By the books each fund has filed, ITOT and MTUM hold 33% of their money in the same securities at the same weight.
| Holding | ITOT | MTUM |
|---|---|---|
| NVIDIA Corp. | 6.64% | 4.65% |
| Alphabet, Inc. | 2.87% | 2.95% |
| Broadcom, Inc. | 2.45% | 5.41% |
| Alphabet, Inc. | 2.29% | 2.39% |
| Micron Technology, Inc. | 1.78% | 5.57% |
| Advanced Micro Devices, Inc. | 1.30% | 4.04% |
| JPMorgan Chase & Co. | 1.20% | 2.87% |
| Intel Corp. | 0.90% | 3.84% |
| Johnson & Johnson | 0.84% | 3.76% |
| Applied Materials, Inc. | 0.79% | 2.36% |
| Exxon Mobil Corp. | 0.78% | 3.44% |
| Lam Research Corp. | 0.74% | 3.62% |
| Only in ITOT | Only in MTUM |
|---|---|
| Apple, Inc. 5.82% | SEAGATE TECHNOLOGY HOLDINGS PUBLIC LIMIT 1.51% |
| Microsoft Corp. 3.80% | ROYAL CARIBBEAN CRUISES LTD. 0.54% |
| Amazon.com, Inc. 3.20% | JOHNSON CONTROLS INTERNATIONAL PUBLIC LI 0.50% |
| Meta Platforms, Inc. 1.70% | TE CONNECTIVITY PUBLIC LIMITED COMPANY 0.32% |
| Tesla, Inc. 1.62% | FTAI Aviation Ltd. 0.12% |
| Eli Lilly & Co. 1.30% | Credo Technology Group Holding Ltd 0.12% |
| Berkshire Hathaway, Inc. 1.26% | FLEX LTD. 0.07% |
| Visa, Inc. 0.78% | ROYALTY PHARMA PLC 0.06% |
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 and Jun 30, 2026.
| ITOT iShares Core S&P Total U.S. Stock Market ETF | MTUM iShares MSCI USA Momentum Factor ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | Core S&P Total U.S. Stock Market | MSCI USA Momentum Factor |
| Total return, 1 year | +17.2% | +21.8% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −0.3 pts | +4.3 pts |
| Expense ratio | 0.03% | 0.15% |
| Already in the S&P 500 | 88.3% | 98.2% |
| Holdings | 2497 | 125 |
ITOT in plain words
ITOT is an index equity fund tracking the Core S&P Total U.S. Stock Market. Over the year to Sep 11, 2026 it returned +17.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 88% of the fund by weight is stocks the S&P 500 also holds, across 2497 positions, with the top ten at 32.2%.
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 Apr 30, 2026, 98% of the fund by weight is stocks the S&P 500 also holds, across 125 positions, with the top ten at 40.5%. 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, ITOT or MTUM?
- In the year to Sep 12, 2026, with distributions reinvested, ITOT returned +17.2% and MTUM returned +21.8%, so MTUM returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, ITOT or MTUM?
- ITOT charges 0.03% a year and MTUM charges 0.15%, so ITOT is cheaper. Fees come from each fund's prospectus.
- How much do ITOT and MTUM overlap with the S&P 500?
- By their latest filed holdings, 88% of ITOT and 98% of MTUM by weight is stocks the S&P 500 already holds. Between the two funds, 33% of their books are the same securities at the same weight.
Other comparisons
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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, ITOT against MTUM, data as of Sep 12, 2026. https://etfiq.com/compare/any/ITOT-MTUM Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources