Energy Co Of Minas Gerais SEC filings CIG-C
Energy Co Of Minas Gerais has 362 filings in SEC EDGAR's recent list, going back to Mar 29, 2002. Its latest annual report, Form 20-F, was filed on Apr 17, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Nov 4, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 3 | Initial insider ownership | Oct 16, 2026 | Sep 11, 2026 |
| 3 | Initial insider ownership | Jul 16, 2026 | Jun 11, 2026 |
| 3 | Initial insider ownership | Jul 16, 2026 | Jun 11, 2026 |
| 3 | Initial insider ownership | Jul 15, 2026 | Jun 11, 2026 |
| 3 | Initial insider ownership | Jun 3, 2026 | May 11, 2026 |
| 3 | Initial insider ownership | May 20, 2026 | Apr 30, 2026 |
| 3 | Initial insider ownership | May 20, 2026 | Apr 30, 2026 |
| 3 | Initial insider ownership | May 20, 2026 | May 4, 2025 |
| 4 | Insider transaction | May 5, 2026 | Apr 6, 2026 |
| 3 | Initial insider ownership | Apr 16, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | May 8, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Dec 19, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Oct 20, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | May 10, 2024 |
| 3 | Initial insider ownership | Mar 24, 2026 | May 10, 2024 |
| 3 | Initial insider ownership | Mar 24, 2026 | Feb 24, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Dec 2, 2024 |
| 3 | Initial insider ownership | Mar 24, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 24, 2026 | Jun 26, 2025 |
| 3 | Initial insider ownership | Mar 23, 2026 | Jun 26, 2025 |
| SC 13G | Ownership over 5% (passive) | May 3, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2019 | — |
| SC 13G | Ownership over 5% (passive) | Jun 4, 2018 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 10, 2012 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 23, 2012 | — |
| SC 13G | Ownership over 5% (passive) | Feb 11, 2011 | — |
Showing 34 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
- CIG (NYSE), CIG-C (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Belo Horizonte
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1157557
Other Electric Services companies
- Nextera Energy Inc NEE
- Southern Co SO
- Constellation Energy Corp CEG
- American Electric Power Co Inc AEP
- Dominion Energy, Inc D
- Entergy Corp /DE/ ETR
- Vistra Corp. VST
- Fortis Inc. FTS
Source: SEC EDGAR filings. This is company-reported data, not investment advice.