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Vistra Corp.

VSTNYSEElectric ServicesFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 10, 2026Score 13/304% below fair value
$134.61−3.76 (-2.72%)

Close on Nov 2, 2026Market cap $45.18BP/E 22.7Yield 0.67%

Vistra Monthly Nuclear Generation by Month

Monthly Nuclear Generation — Comanche Peak Unit 1 (ERCOT, GWh) [EIA-923]

AnnualMonthly

Vistra Monthly Nuclear Generation: 862 in Aug 2026, down 2.9% from a year earlier.

Latest, Aug 2026
862
Period ended Aug 28, 2026
Change on a year earlier
-2.9%
888 in Aug 2025
History
68 months
Since Jan 2021
Sources
1
U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026)

Where the Aug 2026 figure comes from

Source: U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗

Monthly plant-level net generation reported to U.S. EIA Form EIA-923 through August 2026 across all 6 Vistra nuclear reactors (6,448 MW total).

Monthly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedMonthly Nuclear Generation — Comanche Peak Unit 1 (ERCOT, GWh) [EIA-923]Year on yearSource
Aug 2026Aug 28, 2026862-2.9%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Jul 2026Jul 28, 2026889-0.3%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Jun 2026Jun 28, 2026866-0.1%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
May 2026May 28, 2026890+89.0%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Apr 2026Apr 28, 2026874+54.4%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Mar 2026Mar 28, 2026909+0.4%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Feb 2026Feb 28, 2026821+0.1%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Jan 2026Jan 28, 2026909+0.1%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Dec 2025Dec 28, 2025908+1.6%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Nov 2025Nov 28, 2025877+0.9%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Oct 2025Oct 28, 2025897+0.6%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Sep 2025Sep 28, 2025776-9.9%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Aug 2025Aug 28, 2025888+0.2%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Jul 2025Jul 28, 2025892+0.6%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
Jun 2025Jun 28, 2025866+0.4%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗
May 2025May 28, 2025471-33.9%U.S. EIA Form EIA-923 (Monthly Plant-Level Net Generation Data, 2021–2026) ↗

Breakdown

What makes up monthly Nuclear Generation

Cite this data

StockData. (2026). Vistra Monthly Nuclear Generation, monthly Jan 2021–Aug 2026 [Data set]. Compiled from Vistra SEC filings and investor materials. https://stockdatahq.com/stocks/vst/kpis/eia-cp1-gwh

See every metric in the Vistra KPI table. Data updated Nov 1, 2026.