COGT vs SPRU: Correlation
Measured on weekly returns over the past three years, Cogent Biosciences, Inc. (COGT) and Spruce Power Holding Corporation (SPRU) carry a correlation of 0.47, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are COGT and SPRU?
On 3 years of weekly data the COGT/SPRU correlation comes out at 0.47, moderate. The past 12 months show a tighter link (0.82) than the 3-year average (0.47). The 5-year figure is 0.36, and annualized covariance runs at 4169.2 %².
In COGT's tracked universe of 13 assets, SPRU sits right near the top at #3. Their recent paths diverged sharply: over the last 12 months COGT outperformed by 171.9 percentage points (+199.8% for COGT against +27.9% for SPRU).
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.
COGT vs SPRU: side by side
| COGT (Cogent Biosciences, Inc.) | SPRU (Spruce Power Holding Corporation) | |
|---|---|---|
| 1-year return | +199.8% | +27.9% |
| 5-year return | +355.1% | -96.5% |
| Volatility (ann.) | 106.0% | 84.6% |
| Beta vs S&P 500 | 0.78 | 1.03 |
| Max drawdown (3Y) | -69.0% | -83.1% |
| Market cap | $6.4B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | COGT | SPRU |
|---|---|---|
| 2022 | +34.7% | -72.2% |
| 2023 | -49.1% | -39.9% |
| 2024 | +32.7% | -32.8% |
| 2025 | +355.4% | +71.4% |
| 2026 | +4.4% | -63.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are COGT and SPRU good diversifiers for each other?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between COGT and SPRU?
As of 2026-08-27, the correlation of weekly returns between COGT and SPRU is 0.47 over 3 years, 0.82 over 1 year and 0.36 over 5 years.
Is SPRU a good diversifier for COGT?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.47 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/cogt-vs-spru.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/cogt-vs-spru/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: COGT correlations · SPRU correlations
