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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 U.S. Nuclear Industry Average Capacity Factor [EIA MER] by Month

U.S. Nuclear Industry Average Capacity Factor (%) [EIA MER] (%)

AnnualMonthly

Vistra U.S. Nuclear Industry Average Capacity Factor [EIA MER]: 97.2% in Jul 2026, up 0.6 pts from a year earlier.

Latest, Jul 2026
97.2%
Period ended Jul 28, 2026
Change on a year earlier
+0.6 pts
96.6% in Jul 2025
History
127 months
Since Jan 2016
Sources
1
U.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9)

Where the Jul 2026 figure comes from

Source: U.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗

Reported in U.S. EIA Monthly Energy Review Table 8.1 (through July 2026).

Monthly history

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

PeriodEndedU.S. Nuclear Industry Average Capacity Factor (%) [EIA MER] (%)Year on yearSource
Jul 2026Jul 28, 202697.2%+0.6 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Jun 2026Jun 28, 202697.1%+3.7 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
May 2026May 28, 202688.8%+3.9 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Apr 2026Apr 28, 202681.0%-0.7 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Mar 2026Mar 28, 202684.8%-0.5 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Feb 2026Feb 28, 202694.3%+0.8 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Jan 2026Jan 28, 2026100.0%+2.0 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Dec 2025Dec 28, 202599.0%+1.7 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Nov 2025Nov 28, 202590.0%+2.6 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Oct 2025Oct 28, 202580.9%+0.6 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Sep 2025Sep 28, 202592.3%+3.8 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Aug 2025Aug 28, 202596.5%+1.2 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Jul 2025Jul 28, 202596.6%+1.2 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Jun 2025Jun 28, 202593.4%-2.9 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
May 2025May 28, 202584.9%-3.9 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗
Apr 2025Apr 28, 202581.7%-0.1 ptsU.S. Energy Information Administration (EIA) Monthly Energy Review (Tables 7.2a, 7.6, 8.1, 9.8, 9.9) ↗

Breakdown

What makes up U.S. Nuclear Industry Average Capacity Factor [EIA MER]

Cite this data

StockData. (2026). Vistra U.S. Nuclear Industry Average Capacity Factor [EIA MER] (%), monthly Jan 2016–Jul 2026 [Data set]. Compiled from Vistra SEC filings and investor materials. https://stockdatahq.com/stocks/vst/kpis/mer-us-nuc-cf-pct

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