Constellation Energy Corp
Close on Nov 2, 2026Market cap $91.15BP/E 25.1Yield 0.15%
Constellation Energy ERCOT Nuclear Generation Output by Year
ERCOT Nuclear Generation Output — South Texas Project 44% Ownership [acquired Nov 1, 2023] (GWh)
Constellation Energy ERCOT Nuclear Generation Output: 9,571.00 gwh in FY2025, up 14.5% from a year earlier.
Where the FY2025 figure comes from
“|| ERCOT | 9,571 | 8,358 | 1,213 | 14.5 | %”
Source: Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗
Reported in Form 10-K / 10-Q / 8-K Operational Statistics & EIA-923.
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | ERCOT Nuclear Generation Output — South Texas Project 44% Ownership [acquired Nov 1, 2023] (GWh) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 9,571.00 | +14.5% | Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗ |
| FY2024 | Dec 31, 2024 | 8,358.00 | +385.6% | Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗ |
| FY2023 | Dec 31, 2023 | 1,721.00 | – | Constellation Energy 10-K FY2024 (0001868275-25-000023) ↗ |
Breakdown
What makes up ERCOT Nuclear Generation Output
Cite this data
StockData. (2026). Constellation Energy ERCOT Nuclear Generation Output, annual FY2023–FY2025 [Data set]. Compiled from Constellation Energy SEC filings and investor materials. https://stockdatahq.com/stocks/ceg/kpis/nuc-gen-ercot-gwh
See every metric in the Constellation Energy KPI table. Data updated Oct 26, 2026.