Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
VBK vs VOX: how they differ
VBK and VOX hold 4% of their weight in the same names, and VBK returned more over the year.
Vanguard Small-Cap Growth Index Fund and Vanguard Communication Services Index Fund.
What they hold in common
By the books each fund has filed, VBK and VOX hold 4% of their money in the same securities at the same weight.
| Holding | VBK | VOX |
|---|---|---|
| Liberty Media Corp-Liberty Formula One | 0.57% | 1.16% |
| Roku Inc | 0.51% | 1.02% |
| AST SpaceMobile Inc | 0.35% | 1.42% |
| Pinterest Inc | 0.26% | 0.72% |
| Match Group Inc | 0.25% | 0.49% |
| Trade Desk Inc/The | 0.22% | 0.57% |
| Lumen Technologies Inc | 0.20% | 0.65% |
| Madison Square Garden Sports Corp | 0.20% | 0.35% |
| EchoStar Corp | 0.19% | 1.09% |
| TKO Group Holdings Inc | 0.17% | 0.83% |
| Iridium Communications Inc | 0.14% | 0.29% |
| Sphere Entertainment Co | 0.13% | 0.21% |
| Only in VBK | Only in VOX |
|---|---|
| Credo Technology Group Holding Ltd 1.27% | Meta Platforms Inc 21.12% |
| REVOLUTION Medicines Inc 1.07% | Alphabet Inc 16.14% |
| Astera Labs Inc 1.05% | Alphabet Inc 10.61% |
| Natera Inc 1.04% | Netflix Inc 4.77% |
| Twilio Inc 0.88% | Verizon Communications Inc 4.17% |
| Casey's General Stores Inc 0.83% | Walt Disney Co/The 3.96% |
| Carpenter Technology Corp 0.82% | AT&T Inc 3.69% |
| Curtiss-Wright Corp 0.79% | Warner Bros Discovery Inc 2.74% |
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 and May 31, 2026.
| VBK Vanguard Small-Cap Growth Index Fund | VOX Vanguard Communication Services Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | Vanguard | Vanguard |
| What it is | Small-Cap Growth | Communication Services |
| Total return, 1 year | +13.8% | +2.9% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −3.7 pts | −14.6 pts |
| Expense ratio | 0.05% | 0.09% |
| Already in the S&P 500 | 10.2% | 84.5% |
| Holdings | 545 | 114 |
VBK in plain words
VBK is an index equity fund tracking the Small-Cap Growth. Over the year to Sep 11, 2026 it returned +13.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.05% a year. By its holdings filed for Jun 30, 2026, 10% of the fund by weight is stocks the S&P 500 also holds, across 545 positions, with the top ten at 9.3%. It sat 7.0% below its high of Aug 17, 2026 on Sep 11, 2026.
VOX in plain words
VOX is an index equity fund tracking the Communication Services. Over the year to Sep 11, 2026 it returned +2.9% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.09% a year. By its holdings filed for May 31, 2026, 84% of the fund by weight is stocks the S&P 500 also holds, across 114 positions, with the top ten at 72.1%. It sat 4.3% below its high of Jan 29, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, VBK or VOX?
- In the year to Sep 12, 2026, with distributions reinvested, VBK returned +13.8% and VOX returned +2.9%, so VBK returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, VBK or VOX?
- VBK charges 0.05% a year and VOX charges 0.09%, so VBK is cheaper. Fees come from each fund's prospectus.
- How much do VBK and VOX overlap with the S&P 500?
- By their latest filed holdings, 10% of VBK and 84% of VOX by weight is stocks the S&P 500 already holds. Between the two funds, 4% of their books are the same securities at the same weight.
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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, VBK against VOX, data as of Sep 12, 2026. https://etfiq.com/compare/any/VBK-VOX Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources