Constellation Energy Files 8-K

Constellation Energy Generation LLC 8-K Filing Summary
FieldDetail
CompanyConstellation Energy Generation LLC
Form Type8-K
Filed DateDec 17, 2025
Risk Levellow
Pages3
Reading Time4 min
Sentimentneutral

Sentiment: neutral

Topics: corporate-update, legal

TL;DR

Constellation Energy filed an 8-K on 12/17/25 for routine corporate updates.

AI Summary

Constellation Energy Corp. filed an 8-K on December 17, 2025, reporting other events. The filing involves Constellation Energy Generation LLC, formerly Exelon Generation Co LLC, and Constellation Energy Corp., formerly Constellation Newholdco, Inc. The company's principal executive offices are located at 1310 Point Street, Baltimore, MD 21231.

Why It Matters

This 8-K filing indicates routine corporate updates and organizational changes for Constellation Energy Corp. and its subsidiary, Constellation Energy Generation LLC.

Risk Assessment

Risk Level: low — The filing appears to be a standard 8-K for corporate information updates and does not indicate any significant financial or operational changes.

Key Players & Entities

  • Constellation Energy Corp. (company) — Filer
  • Constellation Energy Generation LLC (company) — Subsidiary Filer
  • Exelon Generation Co LLC (company) — Former name of Constellation Energy Generation LLC
  • Constellation Newholdco, Inc. (company) — Former name of Constellation Energy Corp.
  • 1310 Point Street, Baltimore, MD 21231 (location) — Principal executive offices
  • 200 Energy Way, Kennett Square, PA 19348-2473 (location) — Business address for Constellation Energy Generation LLC

FAQ

What is the primary purpose of this 8-K filing?

This 8-K filing is for reporting 'Other Events' and includes updated corporate information for Constellation Energy Corp. and Constellation Energy Generation LLC.

When was this 8-K filed?

This 8-K was filed on December 17, 2025.

What are the former names of the entities involved?

Constellation Energy Generation LLC was formerly known as Exelon Generation Co LLC, and Constellation Energy Corp. was formerly known as Constellation Newholdco, Inc.

Where are Constellation Energy Corp.'s principal executive offices located?

Constellation Energy Corp.'s principal executive offices are located at 1310 Point Street, Baltimore, Maryland 21231.

What is the SIC code for Constellation Energy Corp. and Constellation Energy Generation LLC?

The Standard Industrial Classification (SIC) code for both Constellation Energy Corp. and Constellation Energy Generation LLC is 4911, which corresponds to Electric Services.

Filing Stats: 881 words · 4 min read · ~3 pages · Grade level 14.6 · Accepted 2025-12-17 17:20:21

Filing Documents

01. Other Events

Item 8.01. Other Events On December 17, 2025, Constellation Energy Corporation (the Company) learned the results of the PJM capacity auction for the 2027-2028 planning year. Each of the Company's power plants located in the PJM market cleared in the auction. The cleared volumes for RTO and MAAC include winter-only resources. Capacity revenues for nuclear units are included in the gross receipts calculation for the Production Tax Credit. The auction results take effect June 1, 2027. The table below lists the Company's cleared capacity volumes for the 2027-2028 capacity auction by zone. Cleared Volumes at Ownership Capacity Performance MW Price COMED Nuclear 9,725 $ 333 Fossil/Others — 333 Subtotal 9,725 EMAAC Nuclear 4,250 $ 333 Fossil/Others 1,925 333 Subtotal 6,175 MAAC Nuclear 1,550 $ 333 Fossil/Others 125 333 Subtotal 1,675 BGE Nuclear — $ 333 Fossil/Others 350 333 Subtotal 350 RTO Nuclear — $ 333 Fossil/Others 25 333 Subtotal 25 PJM Portfolio Nuclear 15,525 Fossil/Others 2,425 Grand Total 17,950 * * * * * This combined Current Report on Form 8-K is being furnished separately by the Company and Constellation Energy Generation, LLC (Constellation, and together with the Company, the Registrants). Information contained herein relating to one of the Registrants has been furnished by the Registrant on its own behalf. Neither Registrant makes any representation as to information relating to the other Registrant. This report contains certain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 that are subject to risks and uncertainties. Words such as "could," "may," "expects," "anticipates," "will," "targets," "goals," "projects," "intends," "plans," "believes," "seeks," "estimates," "predicts," and variations on such words, and similar expressions that reflect our current views with respect to future events and operational, economic, and financial performance, are intended

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, each Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. CONSTELLATION ENERGY CORPORATION /s/ Daniel L. Eggers Daniel L. Eggers Executive Vice President and Chief Financial Officer Constellation Energy Corporation CONSTELLATION ENERGY GENERATION, LLC /s/ Daniel L. Eggers Daniel L. Eggers Executive Vice President and Chief Financial Officer Constellation Energy Generation, LLC December 17, 2025

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