CVSA vs STRA: Correlation
How closely do Covista Inc. (CVSA) and Strategic Education, Inc. (STRA) trade together? Their weekly returns over three years give a correlation of 0.48, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CVSA and STRA?
Over the past 3 years, CVSA and STRA moved with a correlation of 0.48, which is moderate. The link has tightened recently: the 1-year correlation (0.68) runs above the 3-year figure (0.48). Over 5 years the correlation is 0.48, and the annualized covariance of weekly returns is 770.5 %².
Within CVSA's tracked universe of 16 assets, STRA comes in at #5 by 3-year correlation. Twelve-month performance is nearly a tie, at +4.5% for CVSA and +8.1% for STRA.
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.
CVSA vs STRA: side by side
| CVSA (Covista Inc.) | STRA (Strategic Education, Inc.) | |
|---|---|---|
| 1-year return | +4.5% | +8.1% |
| 5-year return | +282.8% | +27.6% |
| Volatility (ann.) | 46.4% | 34.7% |
| Beta vs S&P 500 | 0.67 | 0.80 |
| Max drawdown (3Y) | -42.1% | -38.1% |
| Market cap | $4.8B | $1.9B |
| P/E (trailing) | 18.4 | 14.2 |
| Dividend yield | 0.00% | 2.81% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CVSA | STRA |
|---|---|---|
| 2022 | +20.1% | +40.4% |
| 2023 | +66.1% | +21.4% |
| 2024 | +54.1% | +3.5% |
| 2025 | +13.9% | -11.6% |
| 2026 | +36.0% | +8.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CVSA and STRA good diversifiers for each other?
Reasonably. At 0.48, CVSA and STRA keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between CVSA and STRA?
As of 2026-08-27, the correlation of weekly returns between CVSA and STRA is 0.48 over 3 years, 0.68 over 1 year and 0.48 over 5 years.
Is STRA a good diversifier for CVSA?
Reasonably. At 0.48, CVSA and STRA keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.48 mean?
On the −1 to +1 scale, 0.48 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/cvsa-vs-stra.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/cvsa-vs-stra/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: CVSA correlations · STRA correlations
