UFO vs VOX overlap - what they share and where they differ
UFO and VOX share 4.5% of their weight across 7 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.
UFO and VOX
4.5%
7 shared positions
UFO
Procure Space ETF
Reported positions cover 100% of the fund, 64 positions · Jul 31, 2026
Top 10: 48.4%·Holdings of UFO
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 UFO 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 UFO side by side
UFOProcure Space ETF
64
stock positions reported to the SEC
77.2% of its weight is in 57 names VOX does not hold
VOXVANGUARD COMMUNICATION SERVICES INDEX FUND
106
stock positions reported to the SEC
93.9% of its weight is in 99 names UFO does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Technology: VOX has 34.3 points more of it.
The figures side by side
| UFO | VOX | |
|---|---|---|
| Filing date | Jul 31, 2026 | May 31, 2026 |
| Stock positions reported | 64 | 106 |
| Weight of the ten largest | 48.4% | 73.9% |
| Largest position | GRMN 7.0% | GOOGL 26.7% |
| Held alone | 57 positions, 77.2% | 99 positions, 93.9% |
| Covered by stock positions | 100% | 100% |
Holdings they share
| Stock | In UFO | In VOX | Counted |
|---|---|---|---|
| ASTSAST SpaceMobile Inc | 4.04% | 1.42% | 1.42% |
| ECHOEchoStar Corp | 4.17% | 1.09% | 1.09% |
| CMCSAComcast Corp | 1.05% | 2.35% | 1.05% |
| SIRISirius XM Holdings Inc | 5.81% | 0.33% | 0.33% |
| IRDMIridium Communications Inc | 3.65% | 0.29% | 0.29% |
| GSATGlobalstar Inc | 3.65% | 0.26% | 0.26% |
| GOGOGogo Inc | 0.04% | 0.02% | 0.02% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in UFO
Only in VOX
Questions people ask
Is UFO the same as VOX?
4.5% of their weight sits in the same 7 holdings. UFO also reports GRMN, TRMB, VSAT, which the other does not. VOX also reports GOOGL, META, NFLX, which the other does not.
How is the overlap between UFO 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 UFO and 100% of VOX, so the number cannot exceed the smaller coverage.
Which holds more, VOX or UFO?
UFO reports 64 stock positions and VOX reports 106. 77.2% of UFO's weight sits in names VOX does not hold, and 93.9% of VOX's weight in names UFO does not hold. The ten largest positions are 48.4% of UFO and 73.9% of VOX.
How do UFO and VOX differ by sector?
The widest gap is Technology: VOX has 34.3 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.