CPT vs UDR: Correlation
Measured on weekly returns over the past three years, Camden Property Trust (CPT) and UDR, Inc. (UDR) carry a correlation of 0.89, a very strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CPT and UDR?
On 3 years of weekly data the CPT/UDR correlation comes out at 0.89, very strong, meaning they move nearly in lockstep. Little has changed lately, as the 1-year reading of 0.86 lands near the 3-year figure. The 5-year figure is 0.90, and annualized covariance runs at 400.5 %².
Few assets follow CPT as closely as UDR, which ranks #2 of 33 tracked partners. Twelve-month performance is nearly a tie, at -0.4% for CPT and -0.6% for UDR. Stability stands out here, with the rolling one-year correlation confined to 0.79 through 0.95.
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.
CPT vs UDR: side by side
| CPT (Camden Property Trust) | UDR (UDR, Inc.) | |
|---|---|---|
| 1-year return | -0.4% | -0.6% |
| 5-year return | -15.4% | -15.5% |
| Volatility (ann.) | 21.3% | 21.1% |
| Beta vs S&P 500 | 0.55 | 0.54 |
| Max drawdown (3Y) | -21.7% | -24.9% |
| Market cap | $12.2B | $13.6B |
| P/E (trailing) | 35.5 | 23.9 |
| Dividend yield | 3.92% | 4.56% |
| Sector / category | Real Estate | Real Estate |
Year-by-year returns
| Year | CPT | UDR |
|---|---|---|
| 2022 | -35.6% | -33.4% |
| 2023 | -7.6% | +3.1% |
| 2024 | +21.3% | +18.3% |
| 2025 | -1.5% | -11.8% |
| 2026 | -2.0% | +4.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CPT and UDR good diversifiers for each other?
No: a correlation of 0.89 means CPT and UDR tend to fall together, which is precisely when diversification is supposed to help.
FAQ
What is the correlation between CPT and UDR?
Using weekly returns as of 2026-08-27: 0.89 over 3 years, with 0.86 over the last year and 0.90 over 5 years.
Is UDR a good diversifier for CPT?
No: a correlation of 0.89 means CPT and UDR tend to fall together, which is precisely when diversification is supposed to help.
What does a correlation of 0.89 mean?
On the −1 to +1 scale, 0.89 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/cpt-vs-udr.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cpt-vs-udr/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CPT correlations · UDR correlations
