CCJ vs LEU: Correlation
Measured on weekly returns over the past three years, Cameco Corporation (CCJ) and Centrus Energy Corp. (LEU) carry a correlation of 0.58, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CCJ and LEU?
Across a 3-year window, the weekly returns of CCJ and LEU correlate at 0.58, moderate. Little has changed lately, as the 1-year reading of 0.54 lands near the 3-year figure. Stretching to 5 years gives 0.57, with an annualized covariance of 2180.0 %².
By 3-year correlation, LEU places #7 of the 15 assets tracked against CCJ. The last year tells two different stories: CCJ led by 43.3 percentage points, +41.5% for CCJ against -1.8% for LEU. One caveat on sizing: LEU is 1.9 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
CCJ vs LEU: side by side
| CCJ (Cameco Corporation) | LEU (Centrus Energy Corp.) | |
|---|---|---|
| 1-year return | +41.5% | -1.8% |
| 5-year return | +501.7% | +636.7% |
| Volatility (ann.) | 44.1% | 84.8% |
| Beta vs S&P 500 | 1.33 | 1.67 |
| Max drawdown (3Y) | -40.0% | -66.4% |
| Market cap | $46.3B | $3.9B |
| P/E (trailing) | 183.3 | 98.9 |
| Dividend yield | 0.22% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CCJ | LEU |
|---|---|---|
| 2022 | +4.3% | -34.9% |
| 2023 | +90.5% | +67.5% |
| 2024 | +19.5% | +22.4% |
| 2025 | +78.4% | +264.4% |
| 2026 | +16.2% | -19.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CCJ and LEU good diversifiers for each other?
To a limited degree. At 0.58 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between CCJ and LEU?
As of 2026-08-27, the correlation of weekly returns between CCJ and LEU is 0.58 over 3 years, 0.54 over 1 year and 0.57 over 5 years.
Is LEU a good diversifier for CCJ?
To a limited degree. At 0.58 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.58 mean?
On the −1 to +1 scale, 0.58 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/ccj-vs-leu.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ccj-vs-leu/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: CCJ correlations · LEU correlations
