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Constellation Energy Corp (CEG) operating KPIs

CEGNasdaqElectric ServicesFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 6, 2026Score 11/302% above fair value
$262.38−2.20 (-0.83%)

Close on Oct 30, 2026Market cap $92.96BP/E 25.6Yield 0.15%

Constellation Energy operated Nuclear Fleet Capacity Factor (%) (%)

Net monthly generation divided by maximum dependable capacity multiplied by hours in the period for Constellation-operated nuclear units (excludes non-operated Salem and STP).

QuarterlyAnnual
Latest, FY2025
94.7%
Period ended Dec 31, 2025
Change on a year earlier
+0.1 pts
94.6% in FY2024
History
7 years
Since FY2019
Sources
5
Documents cited below

Annual history

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

PeriodEndedOperated Nuclear Fleet Capacity Factor (%) (%)Year on yearSource
FY2025Dec 31, 202594.7%+0.1 ptsConstellation Energy 10-K FY2025 (0001868275-26-000032) ↗
FY2024Dec 31, 202494.6%+0.2 ptsConstellation Energy 10-K FY2025 (0001868275-26-000032) ↗
FY2023Dec 31, 202394.4%-0.4 ptsConstellation Energy 10-K FY2024 (0001868275-25-000023) ↗
FY2022Dec 31, 202294.8%+0.3 ptsConstellation Energy 10-K FY2023 (0001868275-24-000017) ↗
FY2021Dec 31, 202194.5%-0.9 ptsConstellation Energy 10-K FY2022 (0001868275-23-000013) ↗
FY2020Dec 31, 202095.4%-0.3 ptsConstellation Energy 10-K FY2021 (0001193125-22-084880) ↗
FY2019Dec 31, 201995.7%–Constellation Energy 10-K FY2021 (0001193125-22-084880) ↗

Breakdown

What makes up operated nuclear fleet capacity factor (%)

Cite this data

StockData. (2026). Constellation Energy Operated Nuclear Fleet Capacity Factor (%) (%), annual FY2019–FY2025 [Data set]. Compiled from Constellation Energy SEC filings and investor materials. https://stockdatahq.com/stocks/ceg/kpis/nuclear_capacity_factor_pct

See every metric in the Constellation Energy KPI table. Data updated Oct 26, 2026.