DTE vs PPL: Correlation
Measured on weekly returns over the past three years, DTE Energy (DTE) and PPL Corporation (PPL) carry a correlation of 0.79, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DTE and PPL?
On 3 years of weekly data the DTE/PPL correlation comes out at 0.79, strong. Recent behaviour matches the longer record: 0.84 over 1 year against 0.79 over 3. The 5-year figure is 0.79, and annualized covariance runs at 236.3 %².
Among the 44 assets we track against DTE, PPL ranks #5 by 3-year correlation. Their 12-month results are close: +1.7% for DTE against -3.0% for PPL. On a rolling one-year basis the correlation drifted between 0.56 and 0.90, 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.
DTE vs PPL: side by side
| DTE (DTE Energy) | PPL (PPL Corporation) | |
|---|---|---|
| 1-year return | +1.7% | -3.0% |
| 5-year return | +33.3% | +41.1% |
| Volatility (ann.) | 17.1% | 17.4% |
| Beta vs S&P 500 | 0.07 | 0.13 |
| Max drawdown (3Y) | -12.4% | -13.3% |
| Market cap | $28.3B | $25.9B |
| P/E (trailing) | 21.8 | 20.7 |
| Dividend yield | 3.39% | 3.18% |
| Sector / category | Utilities | Utilities |
Year-by-year returns
| Year | DTE | PPL |
|---|---|---|
| 2022 | +1.2% | +0.4% |
| 2023 | -2.8% | -3.8% |
| 2024 | +13.5% | +24.0% |
| 2025 | +10.4% | +11.4% |
| 2026 | +7.3% | -0.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DTE and PPL good diversifiers for each other?
Only partially. A correlation of 0.79 means DTE 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 DTE and PPL?
As of 2026-08-27, the correlation of weekly returns between DTE and PPL is 0.79 over 3 years, 0.84 over 1 year and 0.79 over 5 years.
Is PPL a good diversifier for DTE?
Only partially. A correlation of 0.79 means DTE 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 0.79 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/dte-vs-ppl.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/dte-vs-ppl/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: DTE correlations · PPL correlations
