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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 calvert Cliffs Nuclear Power Plant — Unit 1 Net Generation [EIA-923] (GWh)

U.S. EIA Form EIA-923 (Plant ID 6011)

AnnualMonthly
Latest, Aug 2026
642.10
Period ended Aug 28, 2026
Change on a year earlier
-1.4%
651.50 in Aug 2025
History
68 months
Since Jan 2021
Sources
1
U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026)

Monthly history

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

PeriodEndedCalvert Cliffs Nuclear Power Plant — Unit 1 Net Generation [EIA-923] (GWh)Year on yearSource
Aug 2026Aug 28, 2026642.10-1.4%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Jul 2026Jul 28, 2026649.90+2.9%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Jun 2026Jun 28, 2026644.90+5.4%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
May 2026May 28, 2026677.10-1.0%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Apr 2026Apr 28, 2026657.00+0.6%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Mar 2026Mar 28, 2026354.40-47.4%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Feb 2026Feb 28, 2026323.20-47.6%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Jan 2026Jan 28, 2026680.60-0.4%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Dec 2025Dec 28, 2025678.70-0.4%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Nov 2025Nov 28, 2025644.80-1.1%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Oct 2025Oct 28, 2025664.40+0.1%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Sep 2025Sep 28, 2025637.50+0.1%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Aug 2025Aug 28, 2025651.50+0.2%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Jul 2025Jul 28, 2025631.40-2.2%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
Jun 2025Jun 28, 2025611.80-4.8%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗
May 2025May 28, 2025683.60+1.3%U.S. EIA Form EIA-923 (Monthly Plant-Level Generation & Fuel Consumption Data, 2021–2026) ↗

Cite this data

StockData. (2026). Constellation Energy Calvert Cliffs Nuclear Power Plant — Unit 1 Net Generation [EIA-923] (GWh), monthly Jan 2021–Aug 2026 [Data set]. Compiled from Constellation Energy SEC filings and investor materials. https://stockdatahq.com/stocks/ceg/kpis/eia923_calvert_cliffs_1

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