SPY vs XLRE: how much do they overlap?
SPDR S&P 500 ETF Trust (SPY) · Real Estate Select Sector SPDR ETF (XLRE)
overlap by weight · 31 shared holdings
SPY: 504 holdings (as of 09-Jul-2026) · XLRE: 31 holdings (as of 09-Jul-2026)
Low overlap
What this means
SPY and XLRE hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in SPY | in XLRE |
|---|---|---|---|
| Welltower Inc | WELL | 0.25% | 11.2% |
| Prologis Inc | PLD | 0.2% | 9.01% |
| Equinix Inc | EQIX | 0.16% | 6.97% |
| American Tower Corp | AMT | 0.12% | 5.25% |
| Simon Property Group Inc | SPG | 0.11% | 4.87% |
| Digital Realty Trust Inc | DLR | 0.1% | 4.74% |
| Realty Income Corp | O | 0.09% | 4.61% |
| Public Storage | PSA | 0.08% | 4.47% |
| Ventas Inc | VTR | 0.07% | 4.59% |
| Cbre Group Inc A | CBRE | 0.06% | 4.26% |
FAQ
How much do SPY and XLRE overlap?
SPY and XLRE have a 1.8% overlap by weight, sharing 31 holdings (out of 504 in SPY and 31 in XLRE), based on official issuer holdings as of 09-Jul-2026.
What does 1.8% overlap mean?
SPY and XLRE hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do SPY and XLRE both hold?
The largest shared positions are Welltower Inc, Prologis Inc, Equinix Inc, American Tower Corp, Simon Property Group Inc. The full list of top shared holdings with weights in each fund is shown on this page.