Constellation Energy Corp SEC filings CEG
Constellation Energy Corp has 406 filings in SEC EDGAR's recent list, going back to Jul 26, 2021. Its latest annual report, Form ARS, was filed on Mar 19, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 6, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B4 | Prospectus | Jun 2, 2026 | — |
| FWP | Free writing prospectus | Jun 1, 2026 | — |
| S-8 | Employee stock plan registration | Mar 19, 2026 | — |
| S-3ASR | Automatic shelf registration | Feb 18, 2026 | — |
| S-3ASR | Automatic shelf registration | Jan 8, 2026 | — |
| S-8 | Employee stock plan registration | Jun 25, 2024 | — |
| S-3ASR | Automatic shelf registration | Feb 16, 2023 | — |
| S-8 | Employee stock plan registration | Feb 1, 2022 | — |
| S-8 | Employee stock plan registration | Feb 1, 2022 | — |
| S-8 | Employee stock plan registration | Feb 1, 2022 | — |
Showing 10 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Electric Services (SIC 4911)
- Listed as
- CEG (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- PA
- Headquarters
- Baltimore, MD
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1868275
- Former names
- Constellation Newholdco, Inc. (until Nov 12, 2021)
Other Electric Services companies
- Nextera Energy Inc NEE
- Southern Co SO
- American Electric Power Co Inc AEP
- Dominion Energy, Inc D
- Entergy Corp /DE/ ETR
- Vistra Corp. VST
- Fortis Inc. FTS
- Centerpoint Energy Inc CNP
Source: SEC EDGAR filings. This is company-reported data, not investment advice.