CGON vs OCS: Correlation
How closely do CG Oncology, Inc. (CGON) and Oculis Holding AG (OCS) trade together? Their weekly returns over three years give a correlation of 0.34, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CGON and OCS?
Across a 3-year window, the weekly returns of CGON and OCS correlate at 0.34, moderate. Little has changed lately, as the 1-year reading of 0.43 lands near the 3-year figure. Stretching to 5 years gives n/a, with an annualized covariance of 1221.6 %².
Out of 17 assets tracked against CGON, OCS lands near the bottom at #13. Their recent paths diverged sharply: over the last 12 months CGON outperformed by 226.7 percentage points (+198.4% for CGON against -28.3% for OCS).
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.
CGON vs OCS: side by side
| CGON (CG Oncology, Inc.) | OCS (Oculis Holding AG) | |
|---|---|---|
| 1-year return | +198.4% | -28.3% |
| 5-year return | n/a | +28.5% |
| Volatility (ann.) | 61.8% | 57.7% |
| Beta vs S&P 500 | 1.57 | 0.76 |
| Max drawdown (3Y) | -67.5% | -67.2% |
| Market cap | $7.0B | $0.7B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CGON | OCS |
|---|---|---|
| 2022 | – | +4.2% |
| 2023 | – | +11.2% |
| 2024 | – | +51.4% |
| 2025 | +44.8% | +17.5% |
| 2026 | +90.3% | -37.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CGON and OCS good diversifiers for each other?
Reasonably. At 0.34, CGON and OCS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between CGON and OCS?
The CGON/OCS correlation stands at 0.34 on a 3-year window (1 year: 0.43, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is OCS a good diversifier for CGON?
Reasonably. At 0.34, CGON and OCS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.34 mean?
On the −1 to +1 scale, 0.34 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/cgon-vs-ocs.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/cgon-vs-ocs/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CGON correlations · OCS correlations
