DUK vs NOW: Correlation
Measured on weekly returns over the past three years, Duke Energy (DUK) and ServiceNow (NOW) carry a correlation of -0.21, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DUK and NOW?
On 3 years of weekly data the DUK/NOW correlation comes out at -0.21, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.20 lands near the 3-year figure. The 5-year figure is -0.03, and annualized covariance runs at -142.3 %².
Within DUK's tracked universe of 53 assets, NOW comes in at #33 by 3-year correlation. The last year tells two different stories: DUK led by 23.2 percentage points, +1.1% for DUK against -22.1% for NOW. This link changes with the market regime, having swung between -0.38 and 0.21 on a rolling one-year basis. One caveat on sizing: NOW is 2.7 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
DUK vs NOW: side by side
| DUK (Duke Energy) | NOW (ServiceNow) | |
|---|---|---|
| 1-year return | +1.1% | -22.1% |
| 5-year return | +39.8% | +7.9% |
| Volatility (ann.) | 15.9% | 43.2% |
| Beta vs S&P 500 | -0.09 | 1.38 |
| Max drawdown (3Y) | -11.6% | -64.5% |
| Market cap | $94.2B | $143.1B |
| P/E (trailing) | 18.3 | 78.7 |
| Dividend yield | 3.49% | 0.00% |
| Sector / category | Utilities | Information Technology |
Year-by-year returns
| Year | DUK | NOW |
|---|---|---|
| 2022 | +2.0% | -40.2% |
| 2023 | -1.6% | +82.0% |
| 2024 | +15.6% | +50.1% |
| 2025 | +12.7% | -27.7% |
| 2026 | +5.8% | -9.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DUK and NOW good diversifiers for each other?
By historical standards, yes. A correlation of -0.21 means the two rarely move for the same reasons.
FAQ
What is the correlation between DUK and NOW?
Using weekly returns as of 2026-08-27: -0.21 over 3 years, with -0.20 over the last year and -0.03 over 5 years.
Is NOW a good diversifier for DUK?
By historical standards, yes. A correlation of -0.21 means the two rarely move for the same reasons.
What does a correlation of -0.21 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/duk-vs-now.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/duk-vs-now/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: DUK correlations · NOW correlations
