DOC vs ZCMD: Correlation
Measured on weekly returns over the past three years, Healthpeak Properties (DOC) and Zhongchao Inc. - Class A (ZCMD) carry a correlation of -0.17, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DOC and ZCMD?
Over the past 3 years, DOC and ZCMD moved with a correlation of -0.17, which is negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.14 lands near the 3-year figure. Over 5 years the correlation is -0.13, and the annualized covariance of weekly returns is -670.2 %².
Within DOC's tracked universe of 35 assets, ZCMD comes in at #30 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months DOC outperformed by 126.6 percentage points (+26.7% for DOC against -99.9% for ZCMD). Risk is not evenly split, since ZCMD carries 5.2 times the volatility of the other side.
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.
DOC vs ZCMD: side by side
| DOC (Healthpeak Properties) | ZCMD (Zhongchao Inc. - Class A) | |
|---|---|---|
| 1-year return | +26.7% | -99.9% |
| 5-year return | -21.6% | -100.0% |
| Volatility (ann.) | 27.1% | 141.8% |
| Beta vs S&P 500 | 0.53 | 0.59 |
| Max drawdown (3Y) | -26.0% | -100.0% |
| Market cap | $15.0B | – |
| P/E (trailing) | 62.4 | – |
| Dividend yield | 5.65% | 0.00% |
| Sector / category | Real Estate | US Listed |
Year-by-year returns
| Year | DOC | ZCMD |
|---|---|---|
| 2022 | -27.5% | -35.4% |
| 2023 | -16.4% | -69.5% |
| 2024 | +8.8% | -53.8% |
| 2025 | -15.2% | -72.2% |
| 2026 | +37.9% | -99.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DOC and ZCMD good diversifiers for each other?
Yes. With a correlation of -0.17, DOC and ZCMD have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between DOC and ZCMD?
The DOC/ZCMD correlation stands at -0.17 on a 3-year window (1 year: -0.14, 5 years: -0.13), computed from weekly returns as of 2026-08-27.
Is ZCMD a good diversifier for DOC?
Yes. With a correlation of -0.17, DOC and ZCMD have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.17 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/doc-vs-zcmd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/doc-vs-zcmd/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: DOC correlations · ZCMD correlations
