Southern Companyvs.Vistra
SO vs VST · both in Utilities & power producers, part of the Energy, grid & critical infrastructure value chain: Electricity utilities and large power producers, from nuclear to renewable portfolios.
Southern Company is about 2.2× larger than Vistra by market cap; year to date, Southern Company leads (+3.3% vs −15.9%).
Side by side
| SO | VST | |
|---|---|---|
| Market cap | $107B | $49.5B |
| Price | $89.97 | $139.03 |
| Today | −0.1% | +2.5% |
| Return YTD | +3.3% | −15.9% |
| Return 1Y | −4.6% | −28.8% |
| P/E | 22.9 | 22.1 |
| P/S | 3.7 | 2.7 |
| P/B | 2.7 | 8.8 |
Data as of 2026-08-26 · updates daily after U.S. close
The two companies
Southern CompanySO
Vogtle is adding nuclear output to what is already one of the biggest US electric and gas utilities.
Full SO profile →VistraVST
Owns gas and nuclear generation alongside battery storage, and sells electricity to retail customers. Rising consumption from data centres is the demand it is exposed to.
Full VST profile →More SO & VST comparisons
Other head-to-heads in the Utilities & power producers segment.
See where SO and VST sit in the full Energy, grid & critical infrastructure map: every segment from suppliers to end markets.Open the Energy value chain →