ATO vs DUK
ATO: Atmos Energy safely distributes natural gas to 3.4 million customers across eight states while operating regulated pipeline and storage infrastructure, generating stable cash flows through rate-recovery mechanisms. 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.
Side-by-side fundamentals
| Metric | ATO | DUK | Edge |
|---|---|---|---|
| Price as of 2026-07-09 close | $174.72 | $125.26 | |
| Market cap as of 2026-07-10 | $29.4B | $98.2B | |
| P/E as of 2026-07-10 | 21.81 | 19.11 | DUK lower |
| PEG as of 2026-07-10 | 2.36 | 2.78 | ATO lower |
| Net margin as of 2026-07-10 | +27.6% | +15.5% | ATO higher |
| Gross margin as of 2026-07-10 | +48.1% | +46.0% | ATO higher |
| Operating margin as of 2026-07-10 | +35.9% | +27.2% | ATO higher |
| ROE as of 2026-07-10 | +9.6% | +9.8% | DUK higher |
| ROA as of 2026-07-10 | +4.6% | +2.6% | ATO higher |
| Debt / equity as of 2026-07-10 | 0.65 | 1.66 | ATO lower |
| Revenue growth (YoY) as of 2026-07-10 | +8.8% | +7.2% | ATO higher |
| Revenue CAGR (3y) SEC XBRL | +3.8% | +0.0% | ATO higher |
| Dividend yield as of 2026-07-10 | +2.3% | +3.4% | DUK higher |
| Dividend streak (yrs) SEC XBRL | 5 | 5 | Tie |
| Beta as of 2026-07-10 | 0.61 | 0.37 | |
| 1-year return as of 2026-07-09 close | +14.1% | +6.9% | ATO higher |
Fundamentals: Finnhub, as of 2026-07-10. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-09.
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.