DUK vs NI
DUK: Duke Energy is a regulated utility giant serving 8.7 million electric and natural gas customers across the Southeast and Midwest through vertically integrated generation, transmission, and distribution. NI: NiSource operates regulated natural gas distribution and electric utility networks across the Midwest and Mid-Atlantic, with growing exposure to renewable energy and large data center contracts.
Side-by-side fundamentals
| Metric | DUK | NI | Edge |
|---|---|---|---|
| Price as of 2026-07-22 close | $127.95 | $46.57 | |
| Market cap as of 2026-07-23 | $98.7B | $22.2B | |
| P/E as of 2026-07-23 | 19.20 | 23.03 | DUK lower |
| PEG as of 2026-07-23 | 2.78 | 2.69 | NI lower |
| Net margin as of 2026-07-23 | +15.5% | +14.4% | DUK higher |
| Gross margin as of 2026-07-23 | +46.0% | +40.6% | DUK higher |
| Operating margin as of 2026-07-23 | +27.2% | +28.3% | NI higher |
| ROE as of 2026-07-23 | +9.8% | +10.4% | NI higher |
| ROA as of 2026-07-23 | +2.6% | +2.7% | NI higher |
| Debt / equity as of 2026-07-23 | 1.66 | 1.74 | DUK lower |
| Revenue growth (YoY) as of 2026-07-23 | +7.2% | +15.7% | NI higher |
| Revenue CAGR (3y) SEC XBRL | +0.0% | +4.4% | NI higher |
| Dividend yield as of 2026-07-23 | +3.4% | +2.6% | DUK higher |
| Dividend streak (yrs) SEC XBRL | 5 | 5 | Tie |
| Beta as of 2026-07-23 | 0.37 | 0.56 | |
| 1-year return as of 2026-07-22 close | +6.0% | +10.6% | NI higher |
Fundamentals: Finnhub, as of 2026-07-23. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-22.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.