CEG vs WMK: Correlation
Constellation Energy (CEG) and Weis Markets, Inc. (WMK) show a negative relationship: their 3-year correlation of weekly returns is -0.29.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CEG and WMK?
Across a 3-year window, the weekly returns of CEG and WMK correlate at -0.29, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.50 versus -0.29 over 3 years. Stretching to 5 years gives -0.13, with an annualized covariance of -393.9 %².
Among the 32 assets we track against CEG, WMK sits near the bottom by co-movement, at rank #31. On 12-month performance WMK holds a 7.2-point edge, -10.1% against -2.9%. Note the risk asymmetry: CEG runs 2.0 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
CEG vs WMK: side by side
| CEG (Constellation Energy) | WMK (Weis Markets, Inc.) | |
|---|---|---|
| 1-year return | -10.1% | -2.9% |
| 5-year return | +598.5% | +36.2% |
| Volatility (ann.) | 52.1% | 26.2% |
| Beta vs S&P 500 | 1.42 | 0.07 |
| Max drawdown (3Y) | -50.7% | -29.4% |
| Market cap | $100.1B | – |
| P/E (trailing) | 27.3 | 17.6 |
| Dividend yield | 0.58% | 1.92% |
| Sector / category | Utilities | US Listed |
Year-by-year returns
| Year | CEG | WMK |
|---|---|---|
| 2022 | – | +27.1% |
| 2023 | +37.2% | -20.8% |
| 2024 | +92.7% | +8.0% |
| 2025 | +58.8% | -3.6% |
| 2026 | -19.7% | +11.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CEG and WMK good diversifiers for each other?
By historical standards, yes. A correlation of -0.29 means the two rarely move for the same reasons.
FAQ
What is the correlation between CEG and WMK?
Using weekly returns as of 2026-08-27: -0.29 over 3 years, with -0.50 over the last year and -0.13 over 5 years.
Is WMK a good diversifier for CEG?
By historical standards, yes. A correlation of -0.29 means the two rarely move for the same reasons.
What does a correlation of -0.29 mean?
A reading of -0.29 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/ceg-vs-wmk.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ceg-vs-wmk/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: CEG correlations · WMK correlations
