MGK vs VOX overlap - what they share and where they differ
MGK and VOX share 15.8% of their weight across 3 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 VOX
15.8%
3 shared positions
MGK
VANGUARD MEGA CAP GROWTH INDEX FUND
Reported positions cover 100% of the fund, 55 positions · Jun 30, 2026
Top 10: 66.8%·Holdings of MGK
VOX
VANGUARD COMMUNICATION SERVICES INDEX FUND
Reported positions cover 100% of the fund, 106 positions · May 31, 2026
Top 10: 73.9%·Holdings of VOX
Reported positions cover MGK 100%, VOX 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
VOX vs MGK side by side
MGKVANGUARD MEGA CAP GROWTH INDEX FUND
55
stock positions reported to the SEC
84.0% of its weight is in 52 names VOX does not hold
VOXVANGUARD COMMUNICATION SERVICES INDEX FUND
106
stock positions reported to the SEC
47.2% of its weight is in 103 names MGK does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Communication Services: VOX has 37.4 points more of it.
The figures side by side
| MGK | VOX | |
|---|---|---|
| Filing date | Jun 30, 2026 | May 31, 2026 |
| Stock positions reported | 55 | 106 |
| Weight of the ten largest | 66.8% | 73.9% |
| Largest position | NVDA 13.3% | GOOGL 26.7% |
| Held alone | 52 positions, 84.0% | 103 positions, 47.2% |
| Covered by stock positions | 100% | 100% |
Holdings they share
| Stock | In MGK | In VOX | Counted |
|---|---|---|---|
| GOOGLAlphabet Inc | 10.58% | 26.66% | 10.58% |
| METAMeta Platforms Inc | 4.08% | 21.05% | 4.08% |
| NFLXNetflix Inc | 1.12% | 4.75% | 1.12% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in MGK
Only in VOX
Questions people ask
Is MGK the same as VOX?
15.8% of their weight sits in the same 3 holdings. MGK also reports NVDA, AAPL, MSFT, which the other does not. VOX also reports VZ, DIS, T, which the other does not.
How is the overlap between MGK and VOX 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 VOX, so the number cannot exceed the smaller coverage.
Which holds more, VOX or MGK?
MGK reports 55 stock positions and VOX reports 106. 84.0% of MGK's weight sits in names VOX does not hold, and 47.2% of VOX's weight in names MGK does not hold. The ten largest positions are 66.8% of MGK and 73.9% of VOX.
How do MGK and VOX differ by sector?
The widest gap is Communication Services: VOX has 37.4 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.
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.