Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
MAGS vs MGK: how they differ
MAGS and MGK hold 26% of their weight in the same names.
Roundhill Magnificent Seven ETF and Vanguard Mega Cap Growth Index Fund.
What they hold in common
By the books each fund has filed, MAGS and MGK hold 26% of their money in the same securities at the same weight.
| Holding | MAGS | MGK |
|---|---|---|
| NVIDIA Corp | 4.15% | 13.29% |
| Apple Inc | 4.12% | 12.19% |
| Amazon.com Inc | 4.11% | 4.47% |
| Tesla Inc | 4.07% | 3.93% |
| Microsoft Corp | 3.62% | 7.52% |
| Meta Platforms Inc | 3.59% | 4.08% |
| Alphabet Inc | 2.89% | 5.93% |
| Only in MAGS | Only in MGK |
|---|---|
| TREASURY BILL 65.41% | Alphabet Inc 4.67% |
| Roundhill Ultra Short Duration 8.06% | Broadcom Inc 4.28% |
| Eli Lilly & Co 3.41% | |
| Advanced Micro Devices Inc 3.20% | |
| Lam Research Corp 1.93% | |
| Visa Inc 1.82% | |
| KLA Corp 1.48% | |
| Mastercard Inc 1.47% |
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.
| MAGS Roundhill Magnificent Seven ETF | MGK Vanguard Mega Cap Growth Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | Roundhill | Vanguard |
| What it is | Magnificent Seven | Mega Cap Growth |
| Total return, 1 year | +14.4% | +14.9% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −3.1 pts | −2.6 pts |
| Expense ratio | 0.30% | 0.07% |
| Already in the S&P 500 | 26.5% | 99.2% |
| Holdings | 9 | 56 |
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%.
MGK in plain words
MGK is an index equity fund tracking the Mega Cap Growth. Over the year to Sep 11, 2026 it returned +14.9% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.07% a year. By its holdings filed for Jun 30, 2026, 99% of the fund by weight is stocks the S&P 500 also holds, across 56 positions, with the top ten at 63.8%.
Questions people ask
- Which returned more over the last year, MAGS or MGK?
- In the year to Sep 12, 2026, with distributions reinvested, MAGS returned +14.4% and MGK returned +14.9%, so MGK returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, MAGS or MGK?
- MAGS charges 0.30% a year and MGK charges 0.07%, so MGK is cheaper. Fees come from each fund's prospectus.
- How much do MAGS and MGK overlap with the S&P 500?
- By their latest filed holdings, 26% of MAGS and 99% of MGK by weight is stocks the S&P 500 already holds. Between the two funds, 26% of their books are the same securities at the same weight.
Other comparisons
Where to next
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, MAGS against MGK, data as of Sep 12, 2026. https://etfiq.com/compare/any/MAGS-MGK Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources