ATO vs NI
ATO: Atmos Energy is a large-scale regulated natural gas distributor and pipeline operator focused on infrastructure modernization and safe service delivery across eight US states. NI: A regulated utility provider transitioning its power generation fleet toward renewables to support the growing energy needs of data centers and hyperscalers.
Side-by-side fundamentals
| Metric | ATO | NI | Edge |
|---|---|---|---|
| Price as of 2026-08-05 close | $172.20 | $42.91 | |
| Market cap as of 2026-08-06 | $28.7B | $20.6B | |
| P/E as of 2026-08-06 | 21.17 | 21.15 | NI lower |
| PEG as of 2026-08-06 | 2.18 | 2.44 | ATO lower |
| Net margin as of 2026-08-06 | +27.6% | +14.4% | ATO higher |
| Gross margin as of 2026-08-06 | +48.1% | +40.6% | ATO higher |
| Operating margin as of 2026-08-06 | +35.9% | +28.3% | ATO higher |
| ROE as of 2026-08-06 | +9.6% | +10.4% | NI higher |
| ROA as of 2026-08-06 | +4.6% | +2.7% | ATO higher |
| Debt / equity as of 2026-08-06 | 0.65 | 1.74 | ATO lower |
| Revenue growth (YoY) as of 2026-08-06 | +8.8% | +15.7% | NI higher |
| Revenue CAGR (3y) SEC XBRL | +3.8% | +4.4% | NI higher |
| Dividend yield as of 2026-08-06 | +2.3% | +2.7% | NI higher |
| Dividend streak (yrs) SEC XBRL | 5 | 5 | Tie |
| Beta as of 2026-08-06 | 0.57 | 0.55 | |
| 1-year return as of 2026-08-05 close | +9.9% | +0.0% | ATO higher |
Fundamentals: market data, as of 2026-08-06. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-08-05.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & market data, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.