Constellation Energy Corp
Close on Nov 2, 2026Market cap $91.15BP/E 25.1Yield 0.15%
Constellation Energy ERCOT Electric Supply & Sales Volume (GWh): 25,532.00 gwh in FY2025, down 3.2% from a year earlier.
Where the FY2025 figure comes from
“|| ERCOT | 25,532 | 26,385 | (853) | (3.2) | %”
Source: Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗
Reported in Form 8-K Operational Statistics & Form 10-K / 10-Q MD&A.
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | ERCOT Electric Supply & Sales Volume (GWh) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 25,532.00 | -3.2% | Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗ |
| FY2024 | Dec 31, 2024 | 26,385.00 | +9.4% | Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗ |
| FY2023 | Dec 31, 2023 | 24,128.00 | +36.3% | Constellation Energy 10-K FY2024 (0001868275-25-000023) ↗ |
| FY2022 | Dec 31, 2022 | 17,699.00 | +7.6% | Constellation Energy 10-K FY2023 (0001868275-24-000017) ↗ |
| FY2021 | Dec 31, 2021 | 16,443.00 | -6.7% | Constellation Energy 10-K FY2022 (0001868275-23-000013) ↗ |
| FY2020 | Dec 31, 2020 | 17,618.00 | – | Constellation Energy 10-K FY2021 (0001193125-22-084880) ↗ |
Cite this data
StockData. (2026). Constellation Energy ERCOT Electric Supply & Sales Volume (GWh), annual FY2020–FY2025 [Data set]. Compiled from Constellation Energy SEC filings and investor materials. https://stockdatahq.com/stocks/ceg/kpis/supply-sales-ercot-gwh
See every metric in the Constellation Energy KPI table. Data updated Oct 26, 2026.