VB vs VT Overlap
Both funds come from Vanguard. VB is a small-cap U.S. equity ETF, while VT is an equity ETF. VB and VT show limited overlap, with an estimated weighted overlap of 6.83%. They share 1084 holdings in the loaded dataset, led by SNDK, FIX, and TER.
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Quick Answer
Both funds come from Vanguard. VB is a small-cap U.S. equity ETF, while VT is an equity ETF. VB and VT show limited overlap, with an estimated weighted overlap of 6.83%. They share 1084 holdings in the loaded dataset, led by SNDK, FIX, and TER.
- 6.83% weighted overlap across 1084 shared holdings.
- The top three shared holdings explain 2.11% of the measured overlap.
- VT is the broader fund, while VB is more targeted.
- The overlap is mostly explained by the top shared positions rather than sector labels alone.
- Holding both can still add materially different exposure.
Data Freshness
- VB holdings
- Mar 12, 2026
- VT holdings
- Mar 12, 2026
- Overlap computed
- Mar 15, 2026
- Data source
- Financial Modeling Prep
Review the methodology for the overlap formula and refresh policy.
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About These ETFs
What Stands Out In This Comparison
What This Means
Both funds come from Vanguard. VB is a small-cap U.S. equity ETF, while VT is an equity ETF. VB and VT do not own much of the same portfolio weight. That usually means you are combining different parts of the market, with only a small amount of duplication through names like SNDK, FIX, and TER.
How They Differ
Both funds come from Vanguard. VB is a small-cap U.S. equity ETF, while VT is an equity ETF. VT is the broader fund, while VB is the more targeted sleeve. VB has the lower expense ratio, while VT charges more for its exposure.
What Drives The Overlap
The overlap is driven by a relatively small set of large shared positions. The top three shared holdings account for 2.11% of the score, which means the result is heavily influenced by the biggest common weights rather than a long tail of tiny positions.
When One May Fit Better
If you want the broader portfolio building block, VT is usually the wider choice. If you want the more focused tilt, VB is the narrower expression. VB has the lower expense ratio, while VT charges more for its exposure.
Overlap Driver Snapshot
Concentration
The top three shared holdings explain 2.11% of the full overlap score.
That helps show whether the score comes from a handful of giant shared positions or from a broader mix of common holdings.
Shared Sector Tilt
Sector tags are not consistently available for the biggest shared positions in this dataset, so this comparison leans more on the specific holdings than on sector labels.
Top Shared Holdings
These are the holdings contributing the most to the overlap score between VB and VT.
| Holding | Name | VB Wt. | VT Wt. | Overlap |
|---|---|---|---|---|
| SNDK | SANDISK CORP | 1.06% | 0.07% | 0.07% |
| FIX | Comfort Systems USA Inc | 0.54% | 0.04% | 0.04% |
| TER | Teradyne Inc | 0.25% | 0.04% | 0.04% |
| CIEN | Ciena Corp | 0.47% | 0.03% | 0.03% |
| EQT | EQT Corp | 0.24% | 0.03% | 0.03% |
| BE | Bloom Energy Corp | 0.43% | 0.03% | 0.03% |
| COHR | Coherent Corp | 0.44% | 0.03% | 0.03% |
| EME | EMCOR Group Inc | 0.43% | 0.03% | 0.03% |
| INSM | Insmed Inc | 0.22% | 0.03% | 0.03% |
| RKLB | Rocket Lab Corp | 0.57% | 0.03% | 0.03% |
Why These ETFs Overlap
Both funds come from Vanguard. VB is a small-cap U.S. equity ETF, while VT is an equity ETF. The overlap exists because both funds allocate meaningful weight to the same holdings. In this dataset, the biggest shared drivers are SNDK, FIX, and TER, which appear in both portfolios and push the overlap score higher.
Holding both VB and VT can make sense if you want exposure to different sleeves of the market. The overlap is small enough that both funds may still improve diversification.
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Frequently Asked Questions About VB and VT
What is the overlap between VB and VT?+
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How Overlap Is Calculated
A straightforward approach used by portfolio analysts.
For every stock that appears in both ETFs, we take the smaller of the two weights. Adding up all those minimums gives the total overlap percentage. A score of 100% means the two ETFs hold the exact same stocks in the same proportions.
Want the full explanation? Read the methodology page.