VB is a small-cap U.S. equity ETF from Vanguard, while XLV is a health care sector ETF from SPDR. VB and XLV show limited overlap, with an estimated weighted overlap of 2.43%. They share 16 holdings in the loaded dataset, led by MRNA, 436440101, and INCY.
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VB is a small-cap U.S. equity ETF from Vanguard, while XLV is a health care sector ETF from SPDR. VB and XLV show limited overlap, with an estimated weighted overlap of 2.43%. They share 16 holdings in the loaded dataset, led by MRNA, 436440101, and INCY.
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VB is a small-cap U.S. equity ETF from Vanguard, while XLV is a health care sector ETF from SPDR. VB and XLV 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 MRNA, 436440101, and INCY.
VB is a small-cap U.S. equity ETF from Vanguard, while XLV is a health care sector ETF from SPDR. VB is the broader fund, while XLV is the more targeted sleeve. VB has the lower expense ratio, while XLV charges more for its exposure.
The overlap is driven by a relatively small set of large shared positions. The top three shared holdings account for 29.31% of the score, which means the result is heavily influenced by the biggest common weights rather than a long tail of tiny positions.
If you want the broader portfolio building block, VB is usually the wider choice. If you want the more focused tilt, XLV is the narrower expression. VB has the lower expense ratio, while XLV charges more for its exposure.
Concentration
The top three shared holdings explain 29.31% 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.
These are the holdings contributing the most to the overlap score between VB and XLV.
| Holding | Name | VB Wt. | XLV Wt. | Overlap |
|---|---|---|---|---|
| MRNA | Moderna Inc | 0.25% | 0.33% | 0.25% |
| 436440101 | Hologic Inc | 0.24% | 0.32% | 0.24% |
| INCY | Incyte Corp | 0.22% | 0.30% | 0.22% |
| VTRS | Viatris Inc | 0.22% | 0.29% | 0.22% |
| COO | Cooper Cos Inc/The | 0.20% | 0.26% | 0.20% |
| ALGN | Align Technology Inc | 0.16% | 0.22% | 0.16% |
| RVTY | Revvity Inc | 0.14% | 0.19% | 0.14% |
| SOLV | Solventum Corp | 0.13% | 0.18% | 0.13% |
| UHS | Universal Health Services Inc | 0.13% | 0.19% | 0.13% |
| BAX | Baxter International Inc | 0.12% | 0.16% | 0.12% |
VB is a small-cap U.S. equity ETF from Vanguard, while XLV is a health care sector ETF from SPDR. The overlap exists because both funds allocate meaningful weight to the same holdings. In this dataset, the biggest shared drivers are MRNA, 436440101, and INCY, which appear in both portfolios and push the overlap score higher.
Holding both VB and XLV 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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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.