EXC vs PPL: Correlation
Exelon (EXC) and PPL Corporation (PPL) show a strong relationship: their 3-year correlation of weekly returns is 0.71.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EXC and PPL?
Across a 3-year window, the weekly returns of EXC and PPL correlate at 0.71, strong. The past 12 months show a tighter link (0.85) than the 3-year average (0.71). Stretching to 5 years gives 0.72, with an annualized covariance of 240.6 %².
Within EXC's tracked universe of 41 assets, PPL comes in at #13 by 3-year correlation. Neither side won the trailing year by much: +1.7% against -3.0%. Across three years, the rolling one-year figure varied moderately, from 0.55 to 0.84.
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.
EXC vs PPL: side by side
| EXC (Exelon) | PPL (PPL Corporation) | |
|---|---|---|
| 1-year return | +1.7% | -3.0% |
| 5-year return | +48.1% | +41.1% |
| Volatility (ann.) | 19.4% | 17.4% |
| Beta vs S&P 500 | -0.05 | 0.13 |
| Max drawdown (3Y) | -18.9% | -13.3% |
| Market cap | $45.3B | $25.9B |
| P/E (trailing) | 16.3 | 20.7 |
| Dividend yield | 3.69% | 3.18% |
| Sector / category | Utilities | Utilities |
Year-by-year returns
| Year | EXC | PPL |
|---|---|---|
| 2022 | +8.3% | +0.4% |
| 2023 | -14.0% | -3.8% |
| 2024 | +9.2% | +24.0% |
| 2025 | +20.0% | +11.4% |
| 2026 | +2.7% | -0.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EXC and PPL good diversifiers for each other?
Only partially. A correlation of 0.71 means EXC 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 EXC and PPL?
As of 2026-08-27, the correlation of weekly returns between EXC and PPL is 0.71 over 3 years, 0.85 over 1 year and 0.72 over 5 years.
Is PPL a good diversifier for EXC?
Only partially. A correlation of 0.71 means EXC 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 0.71 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/exc-vs-ppl.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/exc-vs-ppl/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EXC correlations · PPL correlations
