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 |
|---|---|---|---|
| 6-K | Current report (foreign issuer) | Nov 4, 2026 | Dec 31, 2026 |
| 6-K | Current report (foreign issuer) | Sep 9, 2026 | Sep 30, 2026 |
| 6-K | Current report (foreign issuer) | Jun 9, 2026 | Jun 30, 2026 |
| 6-K | Current report (foreign issuer) | Apr 24, 2026 | Jun 30, 2026 |
| 20-F | Annual report (foreign issuer) | Apr 17, 2026 | Dec 31, 2025 |
| 6-K | Current report (foreign issuer) | Mar 27, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | Jan 20, 2026 | Mar 31, 2026 |
| 6-K | Current report (foreign issuer) | Oct 27, 2025 | Dec 31, 2025 |
| 6-K | Current report (foreign issuer) | Jul 30, 2025 | Sep 30, 2025 |
| 6-K | Current report (foreign issuer) | May 16, 2025 | Jun 30, 2025 |
| NT 20-F | Filing | May 1, 2025 | Dec 31, 2024 |
| 20-F | Annual report (foreign issuer) | May 1, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Mar 7, 2025 | Mar 31, 2025 |
| 6-K | Current report (foreign issuer) | Jan 2, 2025 | Mar 31, 2025 |
| 6-K | Current report (foreign issuer) | Dec 18, 2024 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Nov 14, 2024 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Oct 10, 2024 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Jul 18, 2024 | Jul 18, 2024 |
| 20-F | Annual report (foreign issuer) | Apr 30, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Apr 16, 2024 | Jun 30, 2024 |
| 6-K | Current report (foreign issuer) | Jan 10, 2024 | Mar 31, 2024 |
| 6-K | Current report (foreign issuer) | Dec 1, 2023 | Sep 30, 2023 |
| 6-K | Current report (foreign issuer) | Sep 12, 2023 | Sep 30, 2023 |
| UPLOAD | Letter from the SEC | Aug 23, 2023 | — |
| CORRESP | Letter to the SEC | Jul 27, 2023 | — |
| 20-F/A | Amended annual report (foreign issuer) | Jul 27, 2023 | Dec 31, 2022 |
| UPLOAD | Letter from the SEC | Jul 14, 2023 | — |
| 6-K | Current report (foreign issuer) | Jul 12, 2023 | Sep 30, 2023 |
| 6-K | Current report (foreign issuer) | May 30, 2023 | Jun 30, 2023 |
| 20-F | Annual report (foreign issuer) | May 16, 2023 | Dec 31, 2022 |
| NT 20-F | Filing | Apr 28, 2023 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Apr 4, 2023 | Jun 30, 2023 |
| 6-K | Current report (foreign issuer) | Feb 24, 2023 | Mar 31, 2023 |
| 6-K | Current report (foreign issuer) | Dec 27, 2022 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Dec 12, 2022 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Nov 29, 2022 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Oct 25, 2022 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Sep 1, 2022 | Jun 30, 2022 |
| 6-K | Current report (foreign issuer) | Jul 26, 2022 | Sep 30, 2022 |
| 6-K | Current report (foreign issuer) | Jun 22, 2022 | Jun 30, 2022 |
| 6-K | Current report (foreign issuer) | May 20, 2022 | Jun 30, 2022 |
| 20-F | Annual report (foreign issuer) | May 17, 2022 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | May 5, 2022 | Jun 30, 2022 |
| NT 20-F | Filing | Apr 29, 2022 | Dec 31, 2021 |
| EFFECT | Filing | Apr 15, 2022 | — |
| 6-K | Current report (foreign issuer) | Mar 18, 2022 | Mar 31, 2022 |
| F-6 POS | Filing | Mar 14, 2022 | — |
| F-6 | Filing | Mar 14, 2022 | — |
| 6-K | Current report (foreign issuer) | Jan 10, 2022 | Mar 31, 2022 |
| 6-K | Current report (foreign issuer) | Nov 4, 2021 | Dec 31, 2021 |
| 6-K | Current report (foreign issuer) | Aug 13, 2021 | Sep 30, 2021 |
| 6-K | Current report (foreign issuer) | Aug 2, 2021 | Sep 30, 2021 |
| 6-K | Current report (foreign issuer) | Jul 20, 2021 | Sep 30, 2021 |
| 6-K | Current report (foreign issuer) | Jun 9, 2021 | Jun 30, 2021 |
| 20-F/A | Amended annual report (foreign issuer) | May 3, 2021 | Dec 31, 2020 |
| 20-F | Annual report (foreign issuer) | Apr 30, 2021 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Apr 14, 2021 | Jun 30, 2021 |
| 6-K | Current report (foreign issuer) | Feb 22, 2021 | Mar 31, 2021 |
| 6-K | Current report (foreign issuer) | Dec 14, 2020 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Oct 22, 2020 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Aug 6, 2020 | Sep 30, 2020 |
| 20-F | Annual report (foreign issuer) | May 26, 2020 | Dec 31, 2019 |
| 6-K | Current report (foreign issuer) | May 14, 2020 | Jun 30, 2019 |
| 6-K | Current report (foreign issuer) | Apr 28, 2020 | Jun 30, 2020 |
| 6-K | Current report (foreign issuer) | Mar 11, 2020 | Mar 11, 2020 |
| 6-K | Current report (foreign issuer) | Jan 6, 2020 | Jan 6, 2020 |
| 6-K | Current report (foreign issuer) | Nov 8, 2019 | Nov 8, 2019 |
| 6-K | Current report (foreign issuer) | Sep 19, 2019 | Sep 19, 2019 |
| 6-K | Current report (foreign issuer) | Aug 7, 2019 | Aug 5, 2019 |
| 6-K | Current report (foreign issuer) | Jun 12, 2019 | Jun 11, 2019 |
| 20-F/A | Amended annual report (foreign issuer) | Jun 3, 2019 | Dec 31, 2018 |
| 20-F | Annual report (foreign issuer) | May 17, 2019 | Dec 31, 2018 |
| NT 20-F | Filing | May 1, 2019 | Dec 31, 2018 |
| 6-K | Current report (foreign issuer) | Apr 10, 2019 | Apr 9, 2019 |
| 6-K | Current report (foreign issuer) | Feb 11, 2019 | Feb 8, 2019 |
| UPLOAD | Letter from the SEC | Feb 8, 2019 | — |
| CORRESP | Letter to the SEC | Jan 11, 2019 | — |
| CORRESP | Letter to the SEC | Dec 13, 2018 | — |
| UPLOAD | Letter from the SEC | Nov 30, 2018 | — |
| 6-K | Current report (foreign issuer) | Sep 11, 2018 | Sep 11, 2018 |
| 6-K | Current report (foreign issuer) | Jul 19, 2018 | Jul 13, 2018 |
| 6-K | Current report (foreign issuer) | Jun 5, 2018 | Jun 4, 2018 |
| 20-F/A | Amended annual report (foreign issuer) | May 29, 2018 | Dec 31, 2017 |
| 20-F | Annual report (foreign issuer) | May 9, 2018 | Dec 31, 2017 |
| NT 20-F | Filing | Apr 30, 2018 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | Apr 26, 2018 | Mar 31, 2018 |
| 6-K | Current report (foreign issuer) | Mar 14, 2018 | Feb 28, 2018 |
| 6-K | Current report (foreign issuer) | Feb 26, 2018 | Feb 23, 2018 |
| 6-K | Current report (foreign issuer) | Feb 5, 2018 | Feb 5, 2018 |
| 6-K | Current report (foreign issuer) | Nov 21, 2017 | Nov 21, 2017 |
| 6-K | Current report (foreign issuer) | Oct 12, 2017 | Oct 11, 2017 |
| 6-K | Current report (foreign issuer) | Sep 8, 2017 | Sep 8, 2017 |
| 6-K | Current report (foreign issuer) | Sep 1, 2017 | Sep 1, 2017 |
| 6-K | Current report (foreign issuer) | Jul 26, 2017 | Jul 26, 2017 |
| 6-K | Current report (foreign issuer) | Jun 16, 2017 | Jun 16, 2017 |
| 20-F | Annual report (foreign issuer) | May 16, 2017 | Dec 31, 2016 |
| 6-K | Current report (foreign issuer) | May 12, 2017 | May 12, 2017 |
| NT 20-F | Filing | Apr 28, 2017 | Dec 31, 2016 |
| 6-K | Current report (foreign issuer) | Mar 10, 2017 | Mar 10, 2017 |
| 6-K | Current report (foreign issuer) | Dec 29, 2016 | Dec 29, 2016 |
| 6-K | Current report (foreign issuer) | Dec 23, 2016 | Dec 23, 2016 |
| 20-F | Annual report (foreign issuer) | Nov 14, 2016 | Dec 31, 2015 |
| 6-K | Current report (foreign issuer) | Nov 10, 2016 | Nov 10, 2016 |
| 6-K | Current report (foreign issuer) | Sep 1, 2016 | Sep 1, 2016 |
| 6-K | Current report (foreign issuer) | Jun 2, 2016 | Jun 2, 2016 |
| 6-K | Current report (foreign issuer) | May 25, 2016 | May 24, 2016 |
| NT 20-F | Filing | May 2, 2016 | Dec 31, 2015 |
| 6-K | Current report (foreign issuer) | Apr 6, 2016 | Apr 6, 2016 |
| 6-K | Current report (foreign issuer) | Feb 8, 2016 | Feb 8, 2016 |
| 6-K | Current report (foreign issuer) | Dec 18, 2015 | Dec 18, 2015 |
| 6-K | Current report (foreign issuer) | Nov 19, 2015 | Nov 19, 2015 |
| 6-K | Current report (foreign issuer) | Sep 11, 2015 | Sep 11, 2015 |
| 6-K | Current report (foreign issuer) | Jul 13, 2015 | Jul 13, 2015 |
| 6-K | Current report (foreign issuer) | Jun 1, 2015 | Jun 1, 2015 |
| 6-K | Current report (foreign issuer) | May 7, 2015 | May 7, 2015 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2015 | Dec 31, 2014 |
| 6-K | Current report (foreign issuer) | Apr 15, 2015 | Apr 14, 2015 |
| 6-K | Current report (foreign issuer) | Apr 9, 2015 | Apr 8, 2015 |
| 6-K | Current report (foreign issuer) | Feb 27, 2015 | Feb 27, 2015 |
| 6-K | Current report (foreign issuer) | Jan 30, 2015 | Jan 30, 2015 |
| UPLOAD | Letter from the SEC | Jan 29, 2015 | — |
| CORRESP | Letter to the SEC | Jan 23, 2015 | — |
| CORRESP | Letter to the SEC | Dec 30, 2014 | — |
| 6-K | Current report (foreign issuer) | Dec 22, 2014 | Dec 22, 2014 |
| UPLOAD | Letter from the SEC | Dec 22, 2014 | — |
| 6-K | Current report (foreign issuer) | Nov 5, 2014 | Nov 5, 2014 |
| 6-K | Current report (foreign issuer) | Sep 30, 2014 | Sep 30, 2014 |
| 6-K | Current report (foreign issuer) | Aug 22, 2014 | Aug 22, 2014 |
| 6-K | Current report (foreign issuer) | Jul 3, 2014 | Jul 3, 2014 |
| 6-K | Current report (foreign issuer) | Jun 12, 2014 | Jun 11, 2014 |
| 6-K | Current report (foreign issuer) | May 8, 2014 | May 8, 2014 |
| 20-F | Annual report (foreign issuer) | Apr 30, 2014 | Dec 31, 2013 |
| 6-K | Current report (foreign issuer) | Apr 9, 2014 | Apr 9, 2014 |
| 6-K | Current report (foreign issuer) | Feb 21, 2014 | Feb 28, 2014 |
| UPLOAD | Letter from the SEC | Feb 18, 2014 | — |
| CORRESP | Letter to the SEC | Feb 7, 2014 | — |
| UPLOAD | Letter from the SEC | Jan 24, 2014 | — |
| CORRESP | Letter to the SEC | Jan 21, 2014 | — |
| 6-K | Current report (foreign issuer) | Jan 9, 2014 | Jan 9, 2014 |
| CORRESP | Letter to the SEC | Dec 20, 2013 | — |
| UPLOAD | Letter from the SEC | Dec 16, 2013 | — |
| 6-K | Current report (foreign issuer) | Dec 10, 2013 | Dec 10, 2013 |
| 6-K | Current report (foreign issuer) | Nov 12, 2013 | Nov 12, 2013 |
| 6-K | Current report (foreign issuer) | Oct 7, 2013 | Oct 7, 2013 |
| 6-K | Current report (foreign issuer) | Aug 26, 2013 | Aug 26, 2013 |
| 6-K | Current report (foreign issuer) | Jul 24, 2013 | Jul 23, 2013 |
| 6-K | Current report (foreign issuer) | Jun 20, 2013 | Jun 20, 2013 |
| 6-K | Current report (foreign issuer) | May 21, 2013 | May 21, 2013 |
| 20-F | Annual report (foreign issuer) | Apr 30, 2013 | Dec 31, 2012 |
| 6-K | Current report (foreign issuer) | Apr 25, 2013 | Apr 23, 2013 |
| 6-K | Current report (foreign issuer) | Apr 4, 2013 | Apr 4, 2013 |
| 6-K | Current report (foreign issuer) | Feb 26, 2013 | Feb 26, 2013 |
| 6-K | Current report (foreign issuer) | Jan 8, 2013 | Jan 3, 2013 |
| 6-K | Current report (foreign issuer) | Dec 18, 2012 | Dec 18, 2012 |
| 6-K | Current report (foreign issuer) | Oct 10, 2012 | Oct 10, 2012 |
| 6-K | Current report (foreign issuer) | Aug 27, 2012 | Aug 31, 2012 |
| 6-K | Current report (foreign issuer) | Jul 17, 2012 | Jul 17, 2012 |
| 6-K | Current report (foreign issuer) | Jun 15, 2012 | Jun 13, 2012 |
| 6-K | Current report (foreign issuer) | May 23, 2012 | May 22, 2012 |
| 20-F | Annual report (foreign issuer) | Apr 27, 2012 | Dec 31, 2001 |
| 6-K | Current report (foreign issuer) | Apr 12, 2012 | Apr 12, 2012 |
| 6-K | Current report (foreign issuer) | Mar 22, 2012 | Mar 22, 2012 |
| 6-K | Current report (foreign issuer) | Mar 6, 2012 | Mar 6, 2012 |
| UPLOAD | Letter from the SEC | Feb 16, 2012 | — |
| 6-K | Current report (foreign issuer) | Feb 6, 2012 | Feb 6, 2012 |
| CORRESP | Letter to the SEC | Feb 3, 2012 | — |
| 6-K | Current report (foreign issuer) | Dec 23, 2011 | Dec 23, 2011 |
| CORRESP | Letter to the SEC | Dec 23, 2011 | — |
| UPLOAD | Letter from the SEC | Dec 21, 2011 | — |
| 6-K | Current report (foreign issuer) | Nov 28, 2011 | Nov 25, 2011 |
| 6-K | Current report (foreign issuer) | Oct 21, 2011 | Oct 31, 2011 |
| 6-K | Current report (foreign issuer) | Sep 12, 2011 | Sep 12, 2011 |
| 6-K | Current report (foreign issuer) | Aug 16, 2011 | Aug 16, 2011 |
| 6-K | Current report (foreign issuer) | Jul 19, 2011 | Jul 19, 2011 |
| 20-F | Annual report (foreign issuer) | Jun 30, 2011 | Dec 31, 2010 |
| 6-K | Current report (foreign issuer) | Jun 15, 2011 | Jun 15, 2011 |
| 6-K | Current report (foreign issuer) | May 19, 2011 | May 19, 2011 |
| 6-K | Current report (foreign issuer) | Apr 29, 2011 | Apr 29, 2011 |
| F-6EF | Filing | Apr 11, 2011 | — |
| 6-K | Current report (foreign issuer) | Apr 7, 2011 | Apr 7, 2011 |
| 6-K | Current report (foreign issuer) | Mar 10, 2011 | Mar 10, 2011 |
| 6-K | Current report (foreign issuer) | Jan 24, 2011 | Jan 24, 2011 |
| 6-K | Current report (foreign issuer) | Dec 21, 2010 | Dec 31, 2010 |
| UPLOAD | Letter from the SEC | Nov 30, 2010 | — |
| CORRESP | Letter to the SEC | Nov 26, 2010 | — |
| 6-K | Current report (foreign issuer) | Nov 22, 2010 | Nov 30, 2010 |
| UPLOAD | Letter from the SEC | Nov 16, 2010 | — |
| CORRESP | Letter to the SEC | Nov 10, 2010 | — |
| 6-K | Current report (foreign issuer) | Oct 25, 2010 | Oct 25, 2010 |
| CORRESP | Letter to the SEC | Oct 14, 2010 | — |
| UPLOAD | Letter from the SEC | Sep 28, 2010 | — |
| 6-K | Current report (foreign issuer) | Sep 15, 2010 | Sep 30, 2010 |
| 6-K | Current report (foreign issuer) | Aug 24, 2010 | Aug 31, 2010 |
| 6-K | Current report (foreign issuer) | Jul 19, 2010 | Jul 31, 2010 |
| 20-F | Annual report (foreign issuer) | Jun 30, 2010 | Dec 31, 2009 |
| 6-K | Current report (foreign issuer) | Jun 9, 2010 | Jun 30, 2010 |
| 6-K | Current report (foreign issuer) | May 11, 2010 | May 31, 2010 |
| 6-K | Current report (foreign issuer) | Apr 2, 2010 | Apr 2, 2010 |
| 6-K | Current report (foreign issuer) | Mar 12, 2010 | Mar 31, 2010 |
| 6-K | Current report (foreign issuer) | Feb 16, 2010 | Feb 16, 2010 |
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
- CIG (NYSE), CIG-C (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Belo Horizonte
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1157557
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.