CRL vs KGEI: Correlation
Measured on weekly returns over the past three years, Charles River Laboratories (CRL) and Kolibri Global Energy Inc. (KGEI) carry a correlation of -0.17, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CRL and KGEI?
Across a 3-year window, the weekly returns of CRL and KGEI correlate at -0.17, negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.34) runs below the 3-year figure (-0.17). Stretching to 5 years gives 0.03, with an annualized covariance of -416.1 %².
Within CRL's tracked universe of 33 assets, KGEI comes in at #24 by 3-year correlation. The last year tells two different stories: CRL led by 76.5 percentage points, +82.1% for CRL against +5.6% for KGEI.
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.
CRL vs KGEI: side by side
| CRL (Charles River Laboratories) | KGEI (Kolibri Global Energy Inc.) | |
|---|---|---|
| 1-year return | +82.1% | +5.6% |
| 5-year return | -33.3% | +631.2% |
| Volatility (ann.) | 47.9% | 51.1% |
| Beta vs S&P 500 | 0.92 | 0.13 |
| Max drawdown (3Y) | -63.5% | -64.7% |
| Market cap | $14.3B | $0.2B |
| P/E (trailing) | – | 10.6 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | CRL | KGEI |
|---|---|---|
| 2022 | -42.2% | +391.7% |
| 2023 | +8.5% | +27.1% |
| 2024 | -21.9% | +41.9% |
| 2025 | +8.1% | -26.1% |
| 2026 | +48.6% | +48.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CRL and KGEI good diversifiers for each other?
By historical standards, yes. A correlation of -0.17 means the two rarely move for the same reasons.
FAQ
What is the correlation between CRL and KGEI?
As of 2026-08-27, the correlation of weekly returns between CRL and KGEI is -0.17 over 3 years, -0.34 over 1 year and 0.03 over 5 years.
Is KGEI a good diversifier for CRL?
By historical standards, yes. A correlation of -0.17 means the two rarely move for the same reasons.
What does a correlation of -0.17 mean?
A reading of -0.17 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/crl-vs-kgei.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/crl-vs-kgei/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CRL correlations · KGEI correlations
