OPK vs OSPN: Correlation
Measured on weekly returns over the past three years, Opko Health, Inc. (OPK) and OneSpan Inc. (OSPN) 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 OSPN?
Over the past 3 years, OPK and OSPN moved with a correlation of 0.40, which is moderate. Recent behaviour matches the longer record: 0.40 over 1 year against 0.40 over 3. Over 5 years the correlation is 0.31, and the annualized covariance of weekly returns is 829.6 %².
OSPN is one of the assets that tracks OPK most closely: it ranks #3 out of the 11 assets we track against OPK. Over the last 12 months OSPN came out ahead by 10.0 percentage points (+5.6% against +15.6%).
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.
OPK vs OSPN: side by side
| OPK (Opko Health, Inc.) | OSPN (OneSpan Inc.) | |
|---|---|---|
| 1-year return | +5.6% | +15.6% |
| 5-year return | -60.9% | -8.3% |
| Volatility (ann.) | 48.2% | 43.6% |
| Beta vs S&P 500 | 0.84 | 1.28 |
| Max drawdown (3Y) | -53.2% | -47.9% |
| Market cap | $1.1B | $0.6B |
| P/E (trailing) | – | 9.3 |
| Dividend yield | 0.00% | 3.32% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | OPK | OSPN |
|---|---|---|
| 2022 | -74.0% | -33.9% |
| 2023 | +20.8% | -4.2% |
| 2024 | -2.6% | +72.9% |
| 2025 | -14.3% | -28.5% |
| 2026 | +19.0% | +32.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OPK and OSPN good diversifiers for each other?
A fair diversifier. At 0.40, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between OPK and OSPN?
As of 2026-08-27, the correlation of weekly returns between OPK and OSPN is 0.40 over 3 years, 0.40 over 1 year and 0.31 over 5 years.
Is OSPN a good diversifier for OPK?
A fair diversifier. At 0.40, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
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-ospn.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/opk-vs-ospn/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: OPK correlations · OSPN correlations
