CNC vs OSCR: Correlation
Centene Corporation (CNC) and Oscar Health, Inc. (OSCR) show a moderate relationship: their 3-year correlation of weekly returns is 0.43.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CNC and OSCR?
Across a 3-year window, the weekly returns of CNC and OSCR correlate at 0.43, moderate. The relationship has been stable: the 1-year correlation (0.50) sits close to the 3-year figure. Stretching to 5 years gives 0.34, with an annualized covariance of 1547.9 %².
Few assets follow CNC as closely as OSCR, which ranks #3 of 30 tracked partners. Correlation aside, the last 12 months split them widely, with CNC ahead by 49.9 points (+126.5% versus +76.6%). Risk is not evenly split, since OSCR carries 1.8 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.
CNC vs OSCR: side by side
| CNC (Centene Corporation) | OSCR (Oscar Health, Inc.) | |
|---|---|---|
| 1-year return | +126.5% | +76.6% |
| 5-year return | +3.3% | +96.9% |
| Volatility (ann.) | 45.4% | 80.0% |
| Beta vs S&P 500 | 0.36 | 1.29 |
| Max drawdown (3Y) | -68.6% | -53.4% |
| Market cap | $32.3B | $9.3B |
| P/E (trailing) | – | 24.0 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | CNC | OSCR |
|---|---|---|
| 2022 | -0.5% | -68.7% |
| 2023 | -9.5% | +272.0% |
| 2024 | -18.4% | +46.9% |
| 2025 | -32.1% | +6.9% |
| 2026 | +58.8% | +109.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CNC and OSCR good diversifiers for each other?
Reasonably. At 0.43, CNC and OSCR keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between CNC and OSCR?
As of 2026-08-27, the correlation of weekly returns between CNC and OSCR is 0.43 over 3 years, 0.50 over 1 year and 0.34 over 5 years.
Is OSCR a good diversifier for CNC?
Reasonably. At 0.43, CNC and OSCR keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.43 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/cnc-vs-oscr.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/cnc-vs-oscr/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CNC correlations · OSCR correlations
