CNP vs SRE: Correlation
CenterPoint Energy (CNP) and Sempra (SRE) show a moderate relationship: their 3-year correlation of weekly returns is 0.58.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CNP and SRE?
Across a 3-year window, the weekly returns of CNP and SRE correlate at 0.58, moderate. The link has tightened recently: the 1-year correlation (0.77) runs above the 3-year figure (0.58). Stretching to 5 years gives 0.66, with an annualized covariance of 236.0 %².
Within CNP's tracked universe of 28 assets, SRE comes in at #16 by 3-year correlation. Neither side won the trailing year by much: +6.5% against +6.0%. On a rolling one-year basis the correlation drifted between 0.36 and 0.84, a moderate band.
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.
CNP vs SRE: side by side
| CNP (CenterPoint Energy) | SRE (Sempra) | |
|---|---|---|
| 1-year return | +6.5% | +6.0% |
| 5-year return | +75.6% | +50.4% |
| Volatility (ann.) | 17.2% | 23.9% |
| Beta vs S&P 500 | 0.12 | 0.38 |
| Max drawdown (3Y) | -18.1% | -31.6% |
| Market cap | $25.9B | $55.4B |
| P/E (trailing) | 23.5 | 24.7 |
| Dividend yield | 2.27% | 3.06% |
| Sector / category | Utilities | Utilities |
Year-by-year returns
| Year | CNP | SRE |
|---|---|---|
| 2022 | +10.0% | +20.3% |
| 2023 | -2.1% | -0.1% |
| 2024 | +14.3% | +21.1% |
| 2025 | +23.7% | +3.9% |
| 2026 | +4.2% | -2.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CNP and SRE good diversifiers for each other?
Somewhat, no more. With 0.58 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between CNP and SRE?
The CNP/SRE correlation stands at 0.58 on a 3-year window (1 year: 0.77, 5 years: 0.66), computed from weekly returns as of 2026-08-27.
Is SRE a good diversifier for CNP?
Somewhat, no more. With 0.58 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.58 mean?
A reading of 0.58 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/cnp-vs-sre.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cnp-vs-sre/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CNP correlations · SRE correlations
