Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
IGM vs MAGS: how they differ
IGM and MAGS hold 18% of their weight in the same names, and IGM returned more over the year.
iShares Expanded Tech Sector ETF and Roundhill Magnificent Seven ETF.
What they hold in common
By the books each fund has filed, IGM and MAGS hold 18% of their money in the same securities at the same weight.
| Holding | IGM | MAGS |
|---|---|---|
| NVIDIA Corp. | 7.97% | 4.15% |
| Apple, Inc. | 7.92% | 4.12% |
| Microsoft Corp. | 7.50% | 3.62% |
| Meta Platforms, Inc. | 4.17% | 3.59% |
| Alphabet, Inc. | 4.45% | 2.89% |
| Only in IGM | Only in MAGS |
|---|---|
| Broadcom, Inc. 7.61% | TREASURY BILL 65.41% |
| Micron Technology, Inc. 5.47% | Roundhill Ultra Short Duration 8.06% |
| Advanced Micro Devices, Inc. 4.13% | Amazon.com Inc 4.11% |
| Alphabet, Inc. 3.55% | Tesla Inc 4.07% |
| Intel Corp. 2.88% | |
| Applied Materials, Inc. 2.50% | |
| Lam Research Corp. 2.37% | |
| Cisco Systems, Inc. 2.02% |
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.
| IGM iShares Expanded Tech Sector ETF | MAGS Roundhill Magnificent Seven ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | Roundhill |
| What it is | Expanded Tech Sector | Magnificent Seven |
| Total return, 1 year | +32.7% | +14.4% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +15.2 pts | −3.1 pts |
| Expense ratio | 0.37% | 0.30% |
| Already in the S&P 500 | 92.0% | 26.5% |
| Holdings | 295 | 9 |
IGM in plain words
IGM is an index equity fund tracking the Expanded Tech Sector. Over the year to Sep 11, 2026 it returned +32.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.37% 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 295 positions, with the top ten at 55.7%. It sat 5.1% below its high of Jun 2, 2026 on Sep 11, 2026.
MAGS in plain words
MAGS is an index equity fund tracking the Magnificent Seven. Over the year to Sep 11, 2026 it returned +14.4% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.30% a year. By its holdings filed for Jun 30, 2026, 26% of the fund by weight is stocks the S&P 500 also holds, across 9 positions, with the top ten at 100.0%.
Questions people ask
- Which returned more over the last year, IGM or MAGS?
- In the year to Sep 12, 2026, with distributions reinvested, IGM returned +32.7% and MAGS returned +14.4%, so IGM returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IGM or MAGS?
- IGM charges 0.37% a year and MAGS charges 0.30%, so MAGS is cheaper. Fees come from each fund's prospectus.
- How much do IGM and MAGS overlap with the S&P 500?
- By their latest filed holdings, 92% of IGM and 26% of MAGS by weight is stocks the S&P 500 already holds. Between the two funds, 18% 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, IGM against MAGS, data as of Sep 12, 2026. https://etfiq.com/compare/any/IGM-MAGS Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources