Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
DIA vs MAGS: how they differ
DIA and MAGS hold 16% of their weight in the same names, and DIA returned more over the year.
SPDR Dow Jones Industrial Average ETF Trust and Roundhill Magnificent Seven ETF.
What they hold in common
By the books each fund has filed, DIA and MAGS hold 16% of their money in the same securities at the same weight.
| Holding | DIA | MAGS |
|---|---|---|
| APPLE INC | 3.72% | 4.12% |
| MICROSOFT CORP | 5.61% | 3.62% |
| ALPHABET INC CL A | 3.79% | 2.89% |
| AMAZON.COM INC | 2.87% | 4.11% |
| NVIDIA CORP | 2.49% | 4.15% |
| Only in DIA | Only in MAGS |
|---|---|
| GOLDMAN SACHS GROUP INC 11.61% | TREASURY BILL 65.41% |
| CATERPILLAR INC 9.17% | Roundhill Ultra Short Duration 8.06% |
| UNITEDHEALTH GROUP INC 4.42% | Tesla Inc 4.07% |
| AMGEN INC 4.36% | Meta Platforms Inc 3.59% |
| TRAVELERS COS INC/THE 4.19% | |
| VISA INC CLASS A SHARES 4.18% | |
| JPMORGAN CHASE + CO 4.03% | |
| AMERICAN EXPRESS CO 3.65% |
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 and Sep 10, 2026.
| DIA SPDR Dow Jones Industrial Average ETF Trust | MAGS Roundhill Magnificent Seven ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | State Street | Roundhill |
| What it is | Dow Jones Industrial Average | Magnificent Seven |
| Total return, 1 year | +15.6% | +14.4% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −1.9 pts | −3.1 pts |
| Expense ratio | not published | 0.30% |
| Already in the S&P 500 | 97.1% | 26.5% |
| Holdings | 31 | 9 |
DIA in plain words
DIA is an index equity fund tracking the Dow Jones Industrial Average. Over the year to Sep 11, 2026 it returned +15.6% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. By its holdings filed for Sep 10, 2026, 97% of the fund by weight is stocks the S&P 500 also holds, across 31 positions, with the top ten at 55.1%. It sat 3.1% below its high of Aug 5, 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, DIA or MAGS?
- In the year to Sep 13, 2026, with distributions reinvested, DIA returned +15.6% and MAGS returned +14.4%, so DIA returned more. One year is one year; the longer windows are in the table.
- How much do DIA and MAGS overlap with the S&P 500?
- By their latest filed holdings, 97% of DIA and 26% of MAGS by weight is stocks the S&P 500 already holds. Between the two funds, 16% 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, DIA against MAGS, data as of Sep 13, 2026. https://etfiq.com/compare/any/dia-vs-mags Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources