A vs CRL: Correlation
Agilent Technologies (A) and Charles River Laboratories (CRL) show a moderate relationship: their 3-year correlation of weekly returns is 0.54.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are A and CRL?
On 3 years of weekly data the A/CRL correlation comes out at 0.54, moderate. The past 12 months show a tighter link (0.68) than the 3-year average (0.54). The 5-year figure is 0.59, and annualized covariance runs at 795.0 %².
Among the 33 assets we track against A, CRL ranks #17 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months CRL outperformed by 48.2 percentage points (+33.9% for A against +82.1% for CRL). Across three years, the rolling one-year figure varied moderately, from 0.30 to 0.72. Risk is not evenly split, since CRL carries 1.5 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.
A vs CRL: side by side
| A (Agilent Technologies) | CRL (Charles River Laboratories) | |
|---|---|---|
| 1-year return | +33.9% | +82.1% |
| 5-year return | -7.5% | -33.3% |
| Volatility (ann.) | 31.0% | 47.9% |
| Beta vs S&P 500 | 0.98 | 0.92 |
| Max drawdown (3Y) | -35.3% | -63.5% |
| Market cap | $44.5B | $14.3B |
| P/E (trailing) | 30.6 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Health Care | Health Care |
Year-by-year returns
| Year | A | CRL |
|---|---|---|
| 2022 | -5.5% | -42.2% |
| 2023 | -6.4% | +8.5% |
| 2024 | -2.7% | -21.9% |
| 2025 | +1.9% | +8.1% |
| 2026 | +16.6% | +48.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are A and CRL good diversifiers for each other?
Only partially. A correlation of 0.54 means A and CRL share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between A and CRL?
The A/CRL correlation stands at 0.54 on a 3-year window (1 year: 0.68, 5 years: 0.59), computed from weekly returns as of 2026-08-27.
Is CRL a good diversifier for A?
Only partially. A correlation of 0.54 means A and CRL share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.54 mean?
A reading of 0.54 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/a-vs-crl.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/a-vs-crl/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: A correlations · CRL correlations
