PSA vs VNQ: Correlation
Public Storage (PSA) and Vanguard Real Estate ETF (VNQ) show a strong relationship: their 3-year correlation of weekly returns is 0.79.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PSA and VNQ?
Across a 3-year window, the weekly returns of PSA and VNQ correlate at 0.79, strong. Little has changed lately, as the 1-year reading of 0.73 lands near the 3-year figure. Stretching to 5 years gives 0.78, with an annualized covariance of 299.2 %².
In PSA's tracked universe of 33 assets, VNQ sits right near the top at #3. Neither side won the trailing year by much: +11.3% against +10.3%. Stability stands out here, with the rolling one-year correlation confined to 0.69 through 0.86.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
PSA vs VNQ: side by side
| PSA (Public Storage) | VNQ (Vanguard Real Estate ETF) | |
|---|---|---|
| 1-year return | +11.3% | +10.3% |
| 5-year return | +20.9% | +9.5% |
| Volatility (ann.) | 23.0% | 16.6% |
| Beta vs S&P 500 | 0.59 | 0.59 |
| Max drawdown (3Y) | -25.6% | -17.5% |
| Market cap | $58.1B | – |
| P/E (trailing) | 30.3 | – |
| Dividend yield | 3.78% | 3.51% |
| Expense ratio | – | 0.13% |
| Assets under management | – | $73.1B |
| Sector / category | Real Estate | ETF · Real Estate |
VNQ is a Real Estate fund from Vanguard: $73.1B under management, 140 holdings, a 0.13% expense ratio, a 3.51% trailing dividend yield.
Year-by-year returns
| Year | PSA | VNQ |
|---|---|---|
| 2022 | -20.2% | -26.3% |
| 2023 | +13.6% | +11.9% |
| 2024 | +2.1% | +4.8% |
| 2025 | -9.7% | +3.2% |
| 2026 | +22.3% | +12.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
PSA represents 2.84% of VNQ's portfolio, so part of any move in VNQ is PSA itself, and the correlation between them is partly mechanical.
Are PSA and VNQ good diversifiers for each other?
To a limited degree. At 0.79 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between PSA and VNQ?
Using weekly returns as of 2026-08-27: 0.79 over 3 years, with 0.73 over the last year and 0.78 over 5 years.
Is VNQ a good diversifier for PSA?
To a limited degree. At 0.79 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.79 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/psa-vs-vnq.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/psa-vs-vnq/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: PSA correlations · VNQ correlations
