CONSTELLATION ENERGY GENERATION LLC

For the period ended Mar 31, 2026. Filed May 11, 2026.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed May 11, 2026

CEG$267.76-3.0%Stored close · as of Nov 10, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

GLOSSARY OF TERMS AND ABBREVIATIONS

GLOSSARY OF TERMS AND ABBREVIATIONS
Constellation Energy Corporation and Related Entities
CEG Parent	Constellation Energy Corporation
Constellation	Constellation Energy Generation, LLC
Registrants	CEG Parent and Constellation, collectively
Antelope Valley	Antelope Valley Solar Ranch One
Calpine	Calpine Corporation
Calvert Cliffs	Calvert Cliffs nuclear generating station
CCFC	Calpine Construction Finance Company, L.P.
CDHI	Calpine Development Holdings, LLC
Continental Wind	Continental Wind LLC
Crane	Crane Clean Energy Center (formerly known as Three Mile Island Unit 1)
CRP	Constellation Renewables Partners, LLC
FitzPatrick	James A. FitzPatrick nuclear generating station
GPC	Geysers Power Company, LLC
Greenfield L.P.	Greenfield Energy Centre L.P.
LaSalle	LaSalle nuclear generating station
Limerick	Limerick nuclear generating station
NER	NewEnergy Receivables LLC
NMP	Nine Mile Point nuclear generating station
Nova Power	Nova Power, LLC
Pin Oak Creek	Pin Oak Creek Energy Center
RPG	Renewable Power Generation, LLC
STP	South Texas Project nuclear generating station
West Medway II	West Medway Generating Station II

Other Terms and Abbreviations
AB	Assembly Bill
AEP Texas	American Electric Power Texas
AESO	Alberta Electric Systems Operator
AOCI	Accumulated Other Comprehensive Income (Loss)
ARC	Asset Retirement Cost
ARO	Asset Retirement Obligation
CAISO	California ISO
CenterPoint	CenterPoint Energy Houston Electric, LLC
CMC	Carbon Mitigation Credit
CO2	Carbon Dioxide
CODM	Chief Operating Decision Maker
ComEd	Commonwealth Edison Company
CORRA	Canadian Overnight Repo Rate Average
CWIP	Construction Work In Progress
DOE	United States Department of Energy
DOJ	United States Department of Justice
EGU	Electric Generating Units
EFOF	Equivalent Forced Outage Factor
ERCOT	Electric Reliability Council of Texas
ERISA	Employee Retirement Income Security Act of 1974, as amended
Exchange Act	Securities Exchange Act of 1934, as amended

GLOSSARY OF TERMS AND ABBREVIATIONS
Other Terms and Abbreviations
Exelon	Exelon Corporation
FERC	Federal Energy Regulatory Commission
Former ComEd Units	Braidwood, Byron, Dresden, LaSalle and Quad Cities nuclear generating units
Former PECO Units	Limerick, Peach Bottom, and Salem nuclear generating units
FRCC	Florida Reliability Coordinating Council
GAAP	Generally Accepted Accounting Principles in the United States
GDP	Gross Domestic Product
Geysers Assets	Geothermal power plant assets acquired through Calpine, including steam extraction and gathering assets
GHG	Greenhouse Gas
GW	Gigawatt
GWh	Gigawatt hour
Heat Rate	A measure of the amount of fuel required to produce a unit of power
ICE	Intercontinental Exchange
IPA	Illinois Power Agency
IRA	Inflation Reduction Act of 2022
IRS	Internal Revenue Service
ISO	Independent System Operator
ISO-NE	ISO New England Inc.
ITC	Investment Tax Credit
MISO	Midcontinent Independent System Operator, Inc.
MMBtu	Million British thermal units
Moody's	Moody’s Investors Service, Inc.
MW	Megawatt
MWh	Megawatt hour
NASDAQ	Nasdaq Stock Market, LLC
NAV	Net Asset Value
NDT	Nuclear Decommissioning Trust
NERC	North American Electric Reliability Corporation
NGX	Natural Gas Exchange, Inc.
Non-Regulatory Agreement Units	Nuclear generating units or portions thereof whose decommissioning-related activities are not subject to contractual elimination under regulatory accounting
NOx	Nitrogen oxide
NPNS	Normal Purchase Normal Sale scope exception
NRC	Nuclear Regulatory Commission
NYISO	New York ISO
NYMEX	New York Mercantile Exchange
OCI	Other Comprehensive Income
OIESO	Ontario Independent Electricity System Operator
OPEB	Other Postretirement Employee Benefits
PECO	PECO Energy Company
Pension Protection Act	Pension Protection Act of 2006
PG&E	Pacific Gas and Electric Company
PJM	PJM Interconnection, LLC
PPA	Power Purchase Agreement
PP&E	Property, Plant, and Equipment

GLOSSARY OF TERMS AND ABBREVIATIONS
Other Terms and Abbreviations
PSDAR	Post-shutdown Decommissioning Activities Report
PSEG	Public Service Enterprise Group Incorporated
PTC	Production Tax Credit
Regulatory Agreement Units	Nuclear generating units or portions thereof whose decommissioning-related activities are subject to contractual elimination under regulatory accounting (includes the Former ComEd Units, the Former PECO Units and STP)
RNF	Operating Revenues Net of Purchased Power and Fuel Expense
RPM	Reliability Pricing Model
RTO	Regional Transmission Organization
S&P	S&P Global Ratings, a Standard & Poor’s Financial Services LLC business
SB	Senate Bill
SEC	United States Securities and Exchange Commission
SERC	SERC Reliability Corporation (formerly Southeast Electric Reliability Council)
SNF	Spent Nuclear Fuel
SO2	Sulfur dioxide
SOFR	Secured Overnight Financing Rate
SPP	Southwest Power Pool
STPNOC	STP Nuclear Operating Company
TMA	Tax Matters Agreement
TWh	Terawatt-hour
U.S. Treasury	U.S. Department of the Treasury
UEC	Unamortized Energy Contract
VIE	Variable Interest Entity
WECC	Western Electric Coordinating Council
ZEC	Zero Emission Credit

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.