VOO vs XLC Overlap
VOO is a U.S. large-cap core ETF from Vanguard, while XLC is a communication services ETF from SPDR. VOO and XLC show limited overlap, with an estimated weighted overlap of 11.02%. They share 23 holdings in the loaded dataset, led by GOOGL, GOOG, and META.
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Quick Answer
VOO is a U.S. large-cap core ETF from Vanguard, while XLC is a communication services ETF from SPDR. VOO and XLC show limited overlap, with an estimated weighted overlap of 11.02%. They share 23 holdings in the loaded dataset, led by GOOGL, GOOG, and META.
- 11.02% weighted overlap across 23 shared holdings.
- The top three shared holdings explain 78.13% of the measured overlap.
- VOO is the broader fund, while XLC 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
- VOO holdings
- Mar 12, 2026
- XLC holdings
- Mar 12, 2026
- Overlap computed
- Mar 13, 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
VOO is a U.S. large-cap core ETF from Vanguard, while XLC is a communication services ETF from SPDR. VOO and XLC 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 GOOGL, GOOG, and META.
How They Differ
VOO is a U.S. large-cap core ETF from Vanguard, while XLC is a communication services ETF from SPDR. VOO is the broader fund, while XLC is the more targeted sleeve. VOO has the lower expense ratio, while XLC 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 78.13% 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, VOO is usually the wider choice. If you want the more focused tilt, XLC is the narrower expression. VOO has the lower expense ratio, while XLC charges more for its exposure.
Overlap Driver Snapshot
Concentration
The top three shared holdings explain 78.13% 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 VOO and XLC.
| Holding | Name | VOO Wt. | XLC Wt. | Overlap |
|---|---|---|---|---|
| GOOGL | Alphabet Inc | 3.32% | 10.51% | 3.32% |
| GOOG | Alphabet Inc | 2.66% | 8.39% | 2.66% |
| META | Meta Platforms Inc | 2.63% | 19.71% | 2.63% |
| NFLX | Netflix Inc | 0.60% | 5.68% | 0.60% |
| DIS | Walt Disney Co/The | 0.34% | 4.17% | 0.34% |
| VZ | Verizon Communications Inc | 0.32% | 5.69% | 0.32% |
| T | AT&T Inc | 0.31% | 5.08% | 0.31% |
| CMCSA | Comcast Corp | 0.18% | 5.04% | 0.18% |
| TMUS | T-Mobile US Inc | 0.16% | 5.01% | 0.16% |
| WBD | Warner Bros Discovery Inc | 0.12% | 4.21% | 0.12% |
Why These ETFs Overlap
VOO is a U.S. large-cap core ETF from Vanguard, while XLC is a communication services ETF from SPDR. The overlap exists because both funds allocate meaningful weight to the same holdings. In this dataset, the biggest shared drivers are GOOGL, GOOG, and META, which appear in both portfolios and push the overlap score higher.
Holding both VOO and XLC 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 VOO and XLC
What is the overlap between VOO and XLC?+
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Is the VOO and XLC overlap high?+
Why do VOO and XLC overlap?+
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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.