MGK vs XLK overlap - what they share and where they differ
MGK and XLK share 58.5% of their weight across 26 common positions, read from what each fund reported to the SEC.
Each week Ploutos reads the reported positions of the largest US equity ETFs and measures, pair by pair, the weight they share: for every stock both funds hold, the smaller of the two weights counts. Two funds tracking the same index land near 100%. A sector fund inside a broad index fund lands at roughly that sector's weight.
MGK and XLK
58.5%
26 shared positions
MGK
VANGUARD MEGA CAP GROWTH INDEX FUND
Reported positions cover 100% of the fund, 55 positions · Jun 30, 2026
Top 10: 66.9%·Holdings of MGK
XLK
State Street(R) Technology Select Sector SPDR(R) ETF
Reported positions cover 100% of the fund, 74 positions · Jun 30, 2026
Top 10: 64.5%·Holdings of XLK
Reported positions cover MGK 100%, XLK 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
XLK vs MGK side by side
MGKVANGUARD MEGA CAP GROWTH INDEX FUND
55
stock positions reported to the SEC
41.4% of its weight is in 29 names XLK does not hold
XLKState Street(R) Technology Select Sector SPDR(R) ETF
74
stock positions reported to the SEC
23.4% of its weight is in 48 names MGK does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Technology: XLK has 22.2 points more of it.
The figures side by side
| MGK | XLK | |
|---|---|---|
| Filing date | Jun 30, 2026 | Jun 30, 2026 |
| Stock positions reported | 55 | 74 |
| Weight of the ten largest | 66.9% | 64.5% |
| Largest position | NVDA 13.3% | NVDA 14.7% |
| Held alone | 29 positions, 41.4% | 48 positions, 23.4% |
| Covered by stock positions | 100% | 100% |
Holdings they share
| Stock | In MGK | In XLK | Counted |
|---|---|---|---|
| NVDANVIDIA Corp | 13.27% | 14.65% | 13.27% |
| AAPLApple Inc | 12.17% | 12.85% | 12.17% |
| MSFTMicrosoft Corp | 7.50% | 8.38% | 7.50% |
| AVGOBroadcom Inc | 4.27% | 5.41% | 4.27% |
| AMDAdvanced Micro Devices Inc | 3.19% | 5.28% | 3.19% |
| LRCXLam Research Corp | 1.92% | 3.02% | 1.92% |
| KLACKLA Corp | 1.48% | 2.20% | 1.48% |
| SNDKSandisk Corp | 1.28% | 1.88% | 1.28% |
| AMATApplied Materials Inc | 1.13% | 3.20% | 1.13% |
| INTCIntel Corp | 1.10% | 3.68% | 1.10% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in MGK
Only in XLK
Questions people ask
Is MGK the same as XLK?
58.5% of their weight sits in the same 26 holdings. MGK also reports GOOGL, AMZN, META, which the other does not. XLK also reports MU, CSCO, TXN, which the other does not.
How is the overlap between MGK and XLK measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 100% of MGK and 100% of XLK, so the number cannot exceed the smaller coverage.
Which holds more, XLK or MGK?
MGK reports 55 stock positions and XLK reports 74. 41.4% of MGK's weight sits in names XLK does not hold, and 23.4% of XLK's weight in names MGK does not hold. The ten largest positions are 66.9% of MGK and 64.5% of XLK.
How do MGK and XLK differ by sector?
The widest gap is Technology: XLK has 22.2 points more of it. Sectors come from each holding's SIC code in its SEC record, summed by the weight the fund reports.
Where do the numbers come from?
From each fund's own N-PORT filing to the SEC, which lists every position and its weight. The comparison uses every equity position the fund reports; cash, futures and bonds are not counted, which is why a coverage figure sits next to every result. Holdings change between filings.
Other pairs with these funds
MGK against other funds in the table
Add a third fund in the tool·All fund pairs
Descriptive data from public SEC filings. Nothing on this page is a recommendation to buy, sell or hold any fund or stock, and holdings change between filings.