D vs PPL: Correlation
Dominion Energy (D) and PPL Corporation (PPL) show a strong relationship: their 3-year correlation of weekly returns is 0.67.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are D and PPL?
Over the past 3 years, D and PPL moved with a correlation of 0.67, which is strong. Little has changed lately, as the 1-year reading of 0.66 lands near the 3-year figure. Over 5 years the correlation is 0.68, and the annualized covariance of weekly returns is 239.1 %².
By 3-year correlation, PPL places #6 of the 31 assets tracked against D. The last year tells two different stories: D led by 18.1 percentage points, +15.1% for D against -3.0% for PPL. On a rolling one-year basis the correlation drifted between 0.48 and 0.83, 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.
D vs PPL: side by side
| D (Dominion Energy) | PPL (PPL Corporation) | |
|---|---|---|
| 1-year return | +15.1% | -3.0% |
| 5-year return | +6.1% | +41.1% |
| Volatility (ann.) | 20.5% | 17.4% |
| Beta vs S&P 500 | 0.18 | 0.13 |
| Max drawdown (3Y) | -19.1% | -13.3% |
| Market cap | $58.5B | $25.9B |
| P/E (trailing) | 23.2 | 20.7 |
| Dividend yield | 3.99% | 3.18% |
| Sector / category | Utilities | Utilities |
Year-by-year returns
| Year | D | PPL |
|---|---|---|
| 2022 | -19.1% | +0.4% |
| 2023 | -19.1% | -3.8% |
| 2024 | +20.4% | +24.0% |
| 2025 | +14.0% | +11.4% |
| 2026 | +15.9% | -0.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are D and PPL good diversifiers for each other?
Only partially. A correlation of 0.67 means D and PPL 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 D and PPL?
As of 2026-08-27, the correlation of weekly returns between D and PPL is 0.67 over 3 years, 0.66 over 1 year and 0.68 over 5 years.
Is PPL a good diversifier for D?
Only partially. A correlation of 0.67 means D and PPL share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.67 mean?
On the −1 to +1 scale, 0.67 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/d-vs-ppl.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/d-vs-ppl/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: D correlations · PPL correlations
