OPK vs WD: Correlation
Measured on weekly returns over the past three years, Opko Health, Inc. (OPK) and Walker & Dunlop, Inc (WD) carry a correlation of 0.40, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are OPK and WD?
Across a 3-year window, the weekly returns of OPK and WD correlate at 0.40, moderate. The past 12 months show a weaker link (0.24) than the 3-year average (0.40). Stretching to 5 years gives 0.37, with an annualized covariance of 742.8 %².
Among the 11 assets we track against OPK, WD ranks #4 by 3-year correlation. The last year tells two different stories: OPK led by 56.6 percentage points, +5.6% for OPK against -51.0% for WD.
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.
OPK vs WD: side by side
| OPK (Opko Health, Inc.) | WD (Walker & Dunlop, Inc) | |
|---|---|---|
| 1-year return | +5.6% | -51.0% |
| 5-year return | -60.9% | -53.5% |
| Volatility (ann.) | 48.2% | 38.5% |
| Beta vs S&P 500 | 0.84 | 1.12 |
| Max drawdown (3Y) | -53.2% | -63.4% |
| Market cap | $1.1B | $1.4B |
| P/E (trailing) | – | 36.0 |
| Dividend yield | 0.00% | 6.70% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | OPK | WD |
|---|---|---|
| 2022 | -74.0% | -46.8% |
| 2023 | +20.8% | +46.0% |
| 2024 | -2.6% | -10.1% |
| 2025 | -14.3% | -35.9% |
| 2026 | +19.0% | -29.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OPK and WD good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.40 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between OPK and WD?
As of 2026-08-27, the correlation of weekly returns between OPK and WD is 0.40 over 3 years, 0.24 over 1 year and 0.37 over 5 years.
Is WD a good diversifier for OPK?
Yes, to a useful degree: a correlation of 0.40 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.40 mean?
On the −1 to +1 scale, 0.40 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/opk-vs-wd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/opk-vs-wd/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: OPK correlations · WD correlations
