IWD vs XLRE Overlap
IWD is a U.S. value equity ETF from IShares, while XLRE is a real estate ETF from SPDR. IWD and XLRE show limited overlap, with an estimated weighted overlap of 3.35%. They share 30 holdings in the loaded dataset, led by WELL, PLD, and EQIX.
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Quick Answer
IWD is a U.S. value equity ETF from IShares, while XLRE is a real estate ETF from SPDR. IWD and XLRE show limited overlap, with an estimated weighted overlap of 3.35%. They share 30 holdings in the loaded dataset, led by WELL, PLD, and EQIX.
- 3.35% weighted overlap across 30 shared holdings.
- The top three shared holdings explain 34.96% of the measured overlap.
- IWD is the broader fund, while XLRE 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
- IWD holdings
- Mar 12, 2026
- XLRE 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
IWD is a U.S. value equity ETF from IShares, while XLRE is a real estate ETF from SPDR. IWD and XLRE 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 WELL, PLD, and EQIX.
How They Differ
IWD is a U.S. value equity ETF from IShares, while XLRE is a real estate ETF from SPDR. IWD is the broader fund, while XLRE is the more targeted sleeve. XLRE has the lower expense ratio, while IWD 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 34.96% 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, IWD is usually the wider choice. If you want the more focused tilt, XLRE is the narrower expression. XLRE has the lower expense ratio, while IWD charges more for its exposure.
Overlap Driver Snapshot
Concentration
The top three shared holdings explain 34.96% 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 IWD and XLRE.
| Holding | Name | IWD Wt. | XLRE Wt. | Overlap |
|---|---|---|---|---|
| WELL | WELLTOWER INC | 0.46% | 10.58% | 0.46% |
| PLD | PROLOGIS REIT INC | 0.41% | 9.38% | 0.41% |
| EQIX | EQUINIX REIT INC | 0.30% | 6.96% | 0.30% |
| DLR | DIGITAL REALTY TRUST REIT INC | 0.20% | 4.80% | 0.20% |
| O | REALTY INCOME REIT CORP | 0.19% | 4.85% | 0.19% |
| SPG | SIMON PROPERTY GROUP REIT INC | 0.16% | 4.65% | 0.16% |
| PSA | PUBLIC STORAGE REIT | 0.14% | 4.84% | 0.14% |
| VTR | VENTAS REIT INC | 0.13% | 4.18% | 0.13% |
| CCI | CROWN CASTLE INC | 0.12% | 3.99% | 0.12% |
| CBRE | CBRE GROUP INC CLASS A | 0.12% | 3.64% | 0.12% |
Why These ETFs Overlap
IWD is a U.S. value equity ETF from IShares, while XLRE is a real estate ETF from SPDR. The overlap exists because both funds allocate meaningful weight to the same holdings. In this dataset, the biggest shared drivers are WELL, PLD, and EQIX, which appear in both portfolios and push the overlap score higher.
Holding both IWD and XLRE 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 IWD and XLRE
What is the overlap between IWD and XLRE?+
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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.