Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
MGK vs XLK: how they differ
MGK and XLK hold 58% of their weight in the same names, and XLK returned more over the year.
Vanguard Mega Cap Growth Index Fund and State Street(R) Technology Select Sector SPDR(R) ETF.
What they hold in common
By the books each fund has filed, MGK and XLK hold 58% of their money in the same securities at the same weight.
| Holding | MGK | XLK |
|---|---|---|
| NVIDIA Corp | 13.29% | 14.66% |
| Apple Inc | 12.19% | 12.86% |
| Microsoft Corp | 7.52% | 8.38% |
| Broadcom Inc | 4.28% | 5.41% |
| Advanced Micro Devices Inc | 3.20% | 5.28% |
| Lam Research Corp | 1.93% | 3.02% |
| KLA Corp | 1.48% | 2.20% |
| Sandisk Corp | 1.28% | 1.88% |
| Applied Materials Inc | 1.13% | 3.20% |
| Palo Alto Networks Inc | 1.10% | 1.54% |
| Intel Corp | 1.10% | 3.68% |
| Marvell Technology Inc | 1.03% | 1.45% |
| Only in MGK | Only in XLK |
|---|---|
| Alphabet Inc 5.93% | Micron Technology Inc 5.42% |
| Alphabet Inc 4.67% | Cisco Systems Inc 2.59% |
| Amazon.com Inc 4.47% | Texas Instruments Inc 1.51% |
| Meta Platforms Inc 4.08% | International Business Machines Corp 1.47% |
| Tesla Inc 3.93% | Seagate Technology Holdings PLC 1.21% |
| Eli Lilly & Co 3.41% | QUALCOMM Inc 1.09% |
| Visa Inc 1.82% | Analog Devices Inc 1.08% |
| Mastercard Inc 1.47% | Salesforce Inc 0.71% |
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.
| MGK Vanguard Mega Cap Growth Index Fund | XLK State Street(R) Technology Select Sector SPDR(R) ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | Vanguard | State Street |
| What it is | Mega Cap Growth | Technology |
| Total return, 1 year | +14.9% | +39.2% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −2.6 pts | +21.7 pts |
| Expense ratio | 0.07% | 0.08% |
| Already in the S&P 500 | 99.2% | 100.0% |
| Holdings | 56 | 74 |
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%.
XLK in plain words
XLK is an index equity fund tracking the Technology. Over the year to Sep 11, 2026 it returned +39.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.08% a year. By its holdings filed for Jun 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 74 positions, with the top ten at 64.5%. It sat 5.2% below its high of Jun 2, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, MGK or XLK?
- In the year to Sep 12, 2026, with distributions reinvested, MGK returned +14.9% and XLK returned +39.2%, so XLK returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, MGK or XLK?
- MGK charges 0.07% a year and XLK charges 0.08%, so MGK is cheaper. Fees come from each fund's prospectus.
- How much do MGK and XLK overlap with the S&P 500?
- By their latest filed holdings, 99% of MGK and 100% of XLK by weight is stocks the S&P 500 already holds. Between the two funds, 58% 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, MGK against XLK, data as of Sep 12, 2026. https://etfiq.com/compare/any/MGK-XLK Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources