CNS vs EXR: Correlation
How closely do Cohen & Steers Inc (CNS) and Extra Space Storage (EXR) trade together? Their weekly returns over three years give a correlation of 0.60, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CNS and EXR?
Over the past 3 years, CNS and EXR moved with a correlation of 0.60, which is strong. The relationship has been stable: the 1-year correlation (0.62) sits close to the 3-year figure. Over 5 years the correlation is 0.55, and the annualized covariance of weekly returns is 473.2 %².
By 3-year correlation, EXR places #6 of the 13 assets tracked against CNS. On 12-month performance CNS holds a 8.1-point edge, +13.7% against +5.6%.
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.
CNS vs EXR: side by side
| CNS (Cohen & Steers Inc) | EXR (Extra Space Storage) | |
|---|---|---|
| 1-year return | +13.7% | +5.6% |
| 5-year return | +11.8% | -6.1% |
| Volatility (ann.) | 30.4% | 26.0% |
| Beta vs S&P 500 | 0.83 | 0.68 |
| Max drawdown (3Y) | -42.6% | -29.4% |
| Market cap | $4.2B | $31.5B |
| P/E (trailing) | 25.7 | 31.6 |
| Dividend yield | 3.10% | 4.50% |
| Sector / category | US Listed | Real Estate |
Year-by-year returns
| Year | CNS | EXR |
|---|---|---|
| 2022 | -28.0% | -32.8% |
| 2023 | +21.8% | +13.9% |
| 2024 | +25.5% | -2.8% |
| 2025 | -29.8% | -8.9% |
| 2026 | +35.3% | +12.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CNS and EXR good diversifiers for each other?
Only partially. A correlation of 0.60 means CNS and EXR share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between CNS and EXR?
As of 2026-08-27, the correlation of weekly returns between CNS and EXR is 0.60 over 3 years, 0.62 over 1 year and 0.55 over 5 years.
Is EXR a good diversifier for CNS?
Only partially. A correlation of 0.60 means CNS and EXR share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.60 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/cns-vs-exr.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/cns-vs-exr/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CNS correlations · EXR correlations
