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 |
|---|---|---|---|
| 144 | Notice of proposed sale | Oct 15, 2026 | — |
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 144 | Notice of proposed sale | Sep 17, 2026 | — |
| 144/A | Filing | Sep 17, 2026 | — |
| 144 | Notice of proposed sale | Aug 21, 2026 | — |
| 4 | Insider transaction | Aug 13, 2026 | Aug 11, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 7, 2026 | — |
| 4 | Insider transaction | Aug 6, 2026 | Aug 4, 2026 |
| 3 | Initial insider ownership | Aug 6, 2026 | Aug 4, 2026 |
| 4 | Insider transaction | Jul 1, 2026 | Jun 30, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2026 | — |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| 4 | Insider transaction | Apr 30, 2026 | Apr 28, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 4 | Insider transaction | Mar 2, 2026 | Feb 9, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 11, 2026 | Feb 9, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 14, 2026 | — |
| 4 | Insider transaction | Jan 13, 2026 | Jan 9, 2026 |
| 4 | Insider transaction | Jan 13, 2026 | Jan 9, 2026 |
| 4 | Insider transaction | Jan 13, 2026 | Jan 9, 2026 |
| 3 | Initial insider ownership | Jan 13, 2026 | Jan 7, 2026 |
| 4 | Insider transaction | Jan 9, 2026 | Jan 7, 2026 |
| 3 | Initial insider ownership | Jan 9, 2026 | Jan 7, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Jan 5, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Jan 5, 2026 | Dec 31, 2025 |
| 3 | Initial insider ownership | Jan 5, 2026 | Jan 1, 2026 |
| 4 | Insider transaction | Oct 31, 2025 | Oct 29, 2025 |
| 4 | Insider transaction | Oct 2, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Oct 2, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Oct 2, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 29, 2025 |
| 4 | Insider transaction | Apr 8, 2025 | Apr 5, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 144 | Notice of proposed sale | Feb 20, 2025 | — |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 3 | Initial insider ownership | Dec 20, 2024 | Dec 16, 2024 |
| 3 | Initial insider ownership | Dec 20, 2024 | Dec 16, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | May 10, 2024 | Nov 9, 2022 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 30, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 26, 2024 | — |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 3/A | Filing | Jun 23, 2023 | Jun 12, 2023 |
| 3 | Initial insider ownership | Jun 20, 2023 | Jun 8, 2023 |
| 3 | Initial insider ownership | Jun 16, 2023 | Jun 12, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 9, 2023 | — |
| 4 | Insider transaction | Feb 8, 2023 | Feb 6, 2023 |
| 4 | Insider transaction | Feb 8, 2023 | Feb 6, 2023 |
| 4 | Insider transaction | Feb 8, 2023 | Feb 6, 2023 |
| 4 | Insider transaction | Feb 8, 2023 | Feb 6, 2023 |
| 4 | Insider transaction | Feb 8, 2023 | Feb 6, 2023 |
| 4 | Insider transaction | Feb 8, 2023 | Feb 6, 2023 |
| 4 | Insider transaction | Feb 8, 2023 | Feb 6, 2023 |
| 4 | Insider transaction | Feb 8, 2023 | Feb 6, 2023 |
| SC 13G | Ownership over 5% (passive) | Feb 8, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 7, 2023 | — |
| 5 | Annual insider ownership | Feb 1, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Feb 1, 2023 | Jan 30, 2023 |
| 4 | Insider transaction | Feb 1, 2023 | Jan 30, 2023 |
| 4 | Insider transaction | Feb 1, 2023 | Jan 30, 2023 |
| 4 | Insider transaction | Feb 1, 2023 | Jan 30, 2023 |
| 4 | Insider transaction | Feb 1, 2023 | Jan 30, 2023 |
Showing 200 filings, the most recent 200. 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.
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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)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.