IVV vs XLU Overlap
IVV is a U.S. large-cap core ETF from IShares, while XLU is a utilities ETF from SPDR. IVV and XLU show limited overlap, with an estimated weighted overlap of 2.46%. They share 31 holdings in the loaded dataset, led by NEE, SO, and DUK.
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Quick Answer
IVV is a U.S. large-cap core ETF from IShares, while XLU is a utilities ETF from SPDR. IVV and XLU show limited overlap, with an estimated weighted overlap of 2.46%. They share 31 holdings in the loaded dataset, led by NEE, SO, and DUK.
- 2.46% weighted overlap across 31 shared holdings.
- The top three shared holdings explain 27.85% of the measured overlap.
- IVV is the broader fund, while XLU 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
- IVV holdings
- Mar 12, 2026
- XLU 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
IVV is a U.S. large-cap core ETF from IShares, while XLU is a utilities ETF from SPDR. IVV and XLU 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 NEE, SO, and DUK.
How They Differ
IVV is a U.S. large-cap core ETF from IShares, while XLU is a utilities ETF from SPDR. IVV is the broader fund, while XLU is the more targeted sleeve. IVV has the lower expense ratio, while XLU 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 27.85% 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, IVV is usually the wider choice. If you want the more focused tilt, XLU is the narrower expression. IVV has the lower expense ratio, while XLU charges more for its exposure.
Overlap Driver Snapshot
Concentration
The top three shared holdings explain 27.85% 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 IVV and XLU.
| Holding | Name | IVV Wt. | XLU Wt. | Overlap |
|---|---|---|---|---|
| NEE | NEXTERA ENERGY INC | 0.33% | 13.32% | 0.33% |
| SO | SOUTHERN | 0.18% | 7.41% | 0.18% |
| DUK | DUKE ENERGY CORP | 0.17% | 7.05% | 0.17% |
| CEG | CONSTELLATION ENERGY CORP | 0.17% | 6.92% | 0.17% |
| AEP | AMERICAN ELECTRIC POWER INC | 0.12% | 4.95% | 0.12% |
| SRE | SEMPRA | 0.10% | 4.24% | 0.10% |
| D | DOMINION ENERGY INC | 0.09% | 3.74% | 0.09% |
| VST | VISTRA CORP | 0.09% | 3.66% | 0.09% |
| EXC | EXELON CORP | 0.09% | 3.46% | 0.09% |
| XEL | XCEL ENERGY INC | 0.08% | 3.38% | 0.08% |
Why These ETFs Overlap
IVV is a U.S. large-cap core ETF from IShares, while XLU is a utilities ETF from SPDR. The overlap exists because both funds allocate meaningful weight to the same holdings. In this dataset, the biggest shared drivers are NEE, SO, and DUK, which appear in both portfolios and push the overlap score higher.
Holding both IVV and XLU 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 IVV and XLU
What is the overlap between IVV and XLU?+
How many holdings do IVV and XLU share?+
Is the IVV and XLU overlap high?+
Why do IVV and XLU overlap?+
Which ETF is broader, IVV or XLU?+
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.