Energy Co Of Minas Gerais SEC filings CIG
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.