TotalMarketCap

Market cap

$48.630 B

$144.89 +3.48%

Close of 6 Oct 2026

As of 6 Oct 2026, Vistra (VST) has a market capitalization of $48.6B. Market cap measures the value of outstanding equity at market prices; company totals combine applicable share classes. Prices and market caps come from Nasdaq, with financial fundamentals from SEC filings. See sources and calculation details.

Revenue

$17.7B

#250 by revenue

Earnings

$944.0M

#404 by earnings

Shares outstanding

335,635,195

Latest filing cover page

P/E ratio

51.5

Cap ÷ net income

Electric Utilities: Central, ranked by market cap

All 61 →
  1. #4American Electric PowerAEP$65.2B
  2. #5Dominion EnergyD$53.7B
  3. #6VistraVST$48.6B
  4. #7EntergyETR$47.0B
  5. #8FortisFTS$26.9B

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Where these numbers come from

Share counts and financials for Vistra are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 7 Oct 2026. Read the methodology.