SEC Filings for ENERGY CO OF MINAS GERAIS (CIG)

Last updated: 2026-05-20 15:19 UTC | Total filings: 352

Browse the latest SEC filings and forms submitted by ENERGY CO OF MINAS GERAIS (CIG). Access annual reports, quarterly statements, and other official disclosures.

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Form Filing Date Description Link
3 May 20, 2026 PRIMARY DOCUMENT View Document
3 May 20, 2026 PRIMARY DOCUMENT View Document
3 May 20, 2026 PRIMARY DOCUMENT View Document
4 May 5, 2026 PRIMARY DOCUMENT View Document
6-K April 24, 2026 6-K View Document
20-F April 17, 2026 20-F View Document
3 April 16, 2026 PRIMARY DOCUMENT View Document
6-K March 27, 2026 6-K View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 24, 2026 PRIMARY DOCUMENT View Document
3 March 23, 2026 PRIMARY DOCUMENT View Document
6-K Jan. 20, 2026 6-K View Document
6-K Oct. 27, 2025 6-K View Document
6-K July 30, 2025 6-K View Document
6-K May 16, 2025 6-K View Document
20-F May 1, 2025 20-F View Document
NT 20-F May 1, 2025 NT 20-F View Document
6-K March 7, 2025 6-K View Document
6-K Jan. 2, 2025 6-K View Document
6-K Dec. 18, 2024 6-K View Document
6-K Nov. 14, 2024 6-K View Document
6-K Oct. 10, 2024 6-K View Document
6-K July 18, 2024 6-K View Document
20-F April 30, 2024 20-F View Document
6-K April 16, 2024 6-K View Document
6-K Jan. 10, 2024 FORM 6-K View Document
6-K Dec. 1, 2023 FORM 6-K View Document
6-K Sept. 12, 2023 6-K View Document
UPLOAD Aug. 23, 2023 - View Document
CORRESP July 27, 2023 - View Document
20-F/A July 27, 2023 20-F/A View Document
UPLOAD July 14, 2023 - View Document
6-K July 12, 2023 6-K View Document
6-K May 30, 2023 6-K View Document
20-F May 16, 2023 20-F View Document
NT 20-F April 28, 2023 NT 20-F View Document
6-K April 4, 2023 6-K View Document
6-K Feb. 24, 2023 6-K View Document
6-K Dec. 27, 2022 FORM 6-K View Document
6-K Dec. 12, 2022 FORM 6-K View Document
6-K Nov. 29, 2022 6-K View Document
6-K Oct. 25, 2022 6-K View Document
6-K Sept. 1, 2022 FORM 6-K View Document
6-K July 26, 2022 6-K View Document
6-K June 22, 2022 FORM 6-K View Document
6-K May 20, 2022 6-K View Document
20-F May 17, 2022 FORM 20-F View Document
6-K May 5, 2022 6-K View Document
SC 13G May 3, 2022 SC 13G View Document
NT 20-F April 29, 2022 NT 20-F View Document
EFFECT April 15, 2022 - View Document
6-K March 18, 2022 FORM 6-K View Document
6-K Jan. 10, 2022 CIG20220107_6K View Document
6-K Nov. 4, 2021 CIG20211103_6K View Document
6-K Aug. 13, 2021 6-K View Document
6-K Aug. 2, 2021 CIG20210730_6K View Document
6-K July 20, 2021 6-K View Document
6-K June 9, 2021 6-K View Document
20-F/A May 3, 2021 CIGFORM20F_2020A View Document
20-F April 30, 2021 CIGFORM20F_2020 View Document
6-K April 14, 2021 CIG20210414_6K View Document
6-K Feb. 22, 2021 CIG20210219_6K View Document
6-K Dec. 14, 2020 CIG20201211_6K View Document
6-K Oct. 22, 2020 FORM 6-K View Document
6-K Aug. 6, 2020 FORM 6-K View Document
20-F May 26, 2020 FORM 20-F View Document
6-K May 14, 2020 FORM 6-K View Document
6-K April 28, 2020 FORM 6-K View Document
6-K March 11, 2020 6-K View Document
6-K Jan. 6, 2020 6-K View Document
6-K Nov. 8, 2019 6-K View Document
6-K Sept. 19, 2019 6-K View Document
6-K Aug. 7, 2019 6-K View Document
6-K June 12, 2019 6-K View Document
20-F/A June 3, 2019 20-F/A View Document
20-F May 17, 2019 20-F View Document
NT 20-F May 1, 2019 NT 20-F View Document
6-K April 10, 2019 6-K View Document
SC 13G/A Feb. 12, 2019 MS AMENDMENT View Document
6-K Feb. 11, 2019 6-K View Document
UPLOAD Feb. 8, 2019 - View Document
CORRESP Jan. 11, 2019 - View Document
CORRESP Dec. 13, 2018 - View Document
UPLOAD Nov. 30, 2018 - View Document
6-K Sept. 11, 2018 6-K View Document
6-K July 19, 2018 6-K View Document
6-K June 5, 2018 6-K View Document
SC 13G June 4, 2018 MS INITIAL View Document
20-F/A May 29, 2018 AMENDMENT NO.1 TO FORM 20-F View Document
20-F May 9, 2018 FORM 20-F View Document
NT 20-F April 30, 2018 NT 20-F View Document
6-K April 26, 2018 6-K View Document
6-K March 14, 2018 6-K View Document
6-K Feb. 26, 2018 6-K View Document
6-K Feb. 5, 2018 FORM 6-K View Document
6-K Nov. 21, 2017 6-K View Document
6-K Oct. 12, 2017 6-K View Document
6-K Sept. 8, 2017 FORM 6-K View Document
6-K Sept. 1, 2017 6-K View Document
6-K July 26, 2017 6-K View Document
6-K June 16, 2017 6-K View Document
20-F May 16, 2017 FORM 20-F View Document
6-K May 12, 2017 6-K View Document
NT 20-F April 28, 2017 NT 20-F View Document
6-K March 10, 2017 6-K View Document
6-K Dec. 29, 2016 6-K View Document
6-K Dec. 23, 2016 6-K View Document
20-F Nov. 14, 2016 20-F View Document
6-K Nov. 10, 2016 6-K View Document
6-K Sept. 1, 2016 FORM 6-K View Document
6-K June 2, 2016 6-K View Document
6-K May 25, 2016 6-K View Document
NT 20-F May 2, 2016 NT 20-F View Document
6-K April 6, 2016 6-K View Document
6-K Feb. 8, 2016 6-K View Document
6-K Dec. 18, 2015 FORM 6-K View Document
6-K Nov. 19, 2015 FORM 6-K View Document
6-K Sept. 11, 2015 6-K View Document
6-K July 13, 2015 FORM 6-K View Document
6-K June 1, 2015 FORM 6-K View Document
6-K May 7, 2015 FORM 6-K View Document
20-F April 29, 2015 20-F View Document
6-K April 15, 2015 6-K View Document
6-K April 9, 2015 FORM 6-K View Document
6-K Feb. 27, 2015 FORM 6-K View Document
6-K Jan. 30, 2015 FORM 6-K View Document
UPLOAD Jan. 29, 2015 - View Document
CORRESP Jan. 23, 2015 - View Document
CORRESP Dec. 30, 2014 - View Document
UPLOAD Dec. 22, 2014 - View Document
6-K Dec. 22, 2014 FORM 6-K View Document
6-K Nov. 5, 2014 6-K View Document
6-K Sept. 30, 2014 6-K View Document
6-K Aug. 22, 2014 6-K View Document
6-K July 3, 2014 6-K View Document
6-K June 12, 2014 6-K View Document
6-K May 8, 2014 6-K View Document
20-F April 30, 2014 20-F View Document
6-K April 9, 2014 6-K View Document
6-K Feb. 21, 2014 6-K View Document
UPLOAD Feb. 18, 2014 - View Document
CORRESP Feb. 7, 2014 - View Document
UPLOAD Jan. 24, 2014 - View Document
CORRESP Jan. 21, 2014 - View Document
6-K Jan. 9, 2014 6-K View Document
CORRESP Dec. 20, 2013 - View Document
UPLOAD Dec. 16, 2013 - View Document
6-K Dec. 10, 2013 6-K View Document
6-K Nov. 12, 2013 6-K View Document
6-K Oct. 7, 2013 6-K View Document
6-K Aug. 26, 2013 6-K View Document
6-K July 24, 2013 6-K View Document
6-K June 20, 2013 6-K View Document
6-K May 21, 2013 6-K View Document
20-F April 30, 2013 20-F View Document
6-K April 25, 2013 6-K View Document
6-K April 4, 2013 6-K View Document
6-K Feb. 26, 2013 6-K View Document
SC 13G/A Feb. 13, 2013 VONTOBEL ASSET MANAGEMENT, INC. View Document
6-K Jan. 8, 2013 6-K View Document
6-K Dec. 18, 2012 6-K View Document
6-K Oct. 10, 2012 6-K View Document
6-K Aug. 27, 2012 6-K View Document
6-K July 17, 2012 6-K View Document
SC 13G/A July 10, 2012 - View Document
6-K June 15, 2012 6-K View Document
6-K May 23, 2012 6-K View Document
20-F April 27, 2012 20-F View Document
6-K April 12, 2012 6-K View Document
6-K March 22, 2012 6-K View Document
6-K March 6, 2012 6-K View Document
UPLOAD Feb. 16, 2012 - View Document
SC 13G Feb. 14, 2012 VONTOBEL ASSET MANAGEMENT, INC. View Document
6-K Feb. 6, 2012 6-K View Document
CORRESP Feb. 3, 2012 - View Document
SC 13G/A Jan. 23, 2012 - View Document
6-K Dec. 23, 2011 6-K View Document
CORRESP Dec. 23, 2011 - View Document
UPLOAD Dec. 21, 2011 - View Document
6-K Nov. 28, 2011 6-K View Document
6-K Oct. 21, 2011 6-K View Document
6-K Sept. 12, 2011 6-K View Document
6-K Aug. 16, 2011 6-K View Document
6-K July 19, 2011 6-K View Document
20-F June 30, 2011 20-F View Document
6-K June 15, 2011 6-K View Document
6-K May 19, 2011 6-K View Document
6-K April 29, 2011 6-K View Document
F-6EF April 11, 2011 - View Document
6-K April 7, 2011 6-K View Document
6-K March 10, 2011 6-K View Document
SC 13G Feb. 11, 2011 - View Document
6-K Jan. 24, 2011 6-K View Document
6-K Dec. 21, 2010 6-K View Document
UPLOAD Nov. 30, 2010 - View Document
CORRESP Nov. 26, 2010 - View Document
6-K Nov. 22, 2010 6-K View Document
UPLOAD Nov. 16, 2010 - View Document
CORRESP Nov. 10, 2010 - View Document
6-K Oct. 25, 2010 6-K View Document
CORRESP Oct. 14, 2010 - View Document
UPLOAD Sept. 28, 2010 - View Document
6-K Sept. 15, 2010 6-K View Document
6-K Aug. 24, 2010 6-K View Document
6-K July 19, 2010 6-K View Document
20-F June 30, 2010 20-F View Document
6-K June 9, 2010 6-K View Document
6-K May 11, 2010 6-K View Document
6-K April 2, 2010 6-K View Document
6-K March 12, 2010 6-K View Document
6-K Feb. 16, 2010 6-K View Document
6-K Jan. 8, 2010 6-K View Document
6-K Dec. 18, 2009 6-K View Document
6-K Nov. 18, 2009 6-K View Document
6-K Oct. 22, 2009 6-K View Document
6-K Sept. 17, 2009 6-K View Document
6-K Aug. 18, 2009 6-K View Document
6-K July 14, 2009 6-K View Document
20-F June 19, 2009 20-F View Document
6-K June 16, 2009 6-K View Document
6-K May 19, 2009 6-K View Document
6-K April 28, 2009 6-K View Document
6-K March 25, 2009 6-K View Document
6-K Feb. 23, 2009 6-K View Document
6-K Jan. 22, 2009 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Dec. 11, 2008 6-K View Document
6-K Nov. 17, 2008 6-K View Document
6-K Sept. 30, 2008 6-K View Document
6-K Aug. 28, 2008 6-K View Document
6-K July 30, 2008 6-K View Document
20-F June 30, 2008 20-F View Document
6-K June 18, 2008 6-K View Document
6-K May 27, 2008 6-K View Document
6-K May 8, 2008 6-K View Document
6-K April 15, 2008 6-K View Document
6-K March 17, 2008 6-K View Document
UPLOAD Jan. 29, 2008 - View Document
6-K Jan. 16, 2008 6-K View Document
6-K Dec. 13, 2007 6-K View Document
CORRESP Nov. 30, 2007 - View Document
6-K Nov. 13, 2007 6-K View Document
CORRESP Nov. 6, 2007 - View Document
6-K Oct. 16, 2007 6-K View Document
UPLOAD Sept. 25, 2007 - View Document
6-K Aug. 23, 2007 6-K View Document
20-F July 23, 2007 20-F View Document
6-K July 13, 2007 6-K View Document
NT 20-F July 2, 2007 NT 20-F View Document
EFFECT June 12, 2007 - View Document
F-6EF June 11, 2007 FORM F-6EF View Document
CERTNYS June 8, 2007 AUTO-GENERATED PAPER DOCUMENT View Document
8-A12B June 5, 2007 8-A12B View Document
6-K May 31, 2007 6-K View Document
F-6 May 7, 2007 FORM F-6 View Document
6-K May 2, 2007 6-K View Document
6-K March 20, 2007 6-K View Document
6-K March 15, 2007 6-K View Document
6-K Feb. 15, 2007 6-K View Document
6-K/A Jan. 18, 2007 6-K/A View Document
6-K Jan. 16, 2007 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Dec. 13, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Nov. 9, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Oct. 13, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Sept. 12, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Aug. 8, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K July 7, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
20-F June 30, 2006 ANNUAL AND TRANSITION REPORT OF FOREIGN PRIVATE ISSUERS View Document
6-K May 31, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K April 27, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K March 31, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K March 1, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Jan. 30, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Jan. 13, 2006 CURRENT REPORT OF FOREIGN ISSUER View Document
UPLOAD Jan. 4, 2006 - View Document
CORRESP Dec. 27, 2005 - View Document
6-K Dec. 8, 2005 CURRENT REPORT OF FOREIGN ISSUER View Document
CORRESP Nov. 21, 2005 - View Document
6-K Nov. 4, 2005 CURRENT REPORT OF FOREIGN ISSUER View Document
6-K Oct. 4, 2005 6-K View Document
UPLOAD Sept. 28, 2005 - View Document
6-K Sept. 1, 2005 6-K View Document
6-K Aug. 3, 2005 6-K View Document
6-K June 29, 2005 6-K View Document
20-F May 25, 2005 20-F View Document
6-K May 2, 2005 6-K View Document
6-K Feb. 25, 2005 6-K View Document
6-K Jan. 19, 2005 6-K View Document
6-K Jan. 3, 2005 6-K View Document
6-K Dec. 17, 2004 6-K View Document
6-K Dec. 9, 2004 6-K View Document
6-K Nov. 23, 2004 6-K View Document
6-K Nov. 19, 2004 6-K View Document
6-K Nov. 12, 2004 6-K View Document
6-K Nov. 9, 2004 6-K View Document
6-K Nov. 5, 2004 6-K View Document
6-K Oct. 5, 2004 6-K View Document
6-K Sept. 23, 2004 6-K View Document
6-K Sept. 20, 2004 6-K View Document
6-K Aug. 31, 2004 6-K View Document
6-K Aug. 30, 2004 6-K View Document
6-K Aug. 24, 2004 6-K View Document
6-K Aug. 24, 2004 6-K View Document
6-K Aug. 16, 2004 6-K View Document
6-K July 30, 2004 6-K View Document
20-F July 1, 2004 20-F View Document
NT 20-F June 30, 2004 NT 20-F View Document
6-K April 21, 2004 - View Document
6-K April 1, 2004 - View Document
6-K March 24, 2004 - View Document
6-K Dec. 24, 2003 - View Document
6-K Nov. 17, 2003 - View Document
6-K Nov. 10, 2003 - View Document
6-K Sept. 15, 2003 - View Document
6-K Sept. 9, 2003 CEMIG View Document
6-K Aug. 21, 2003 - View Document
6-K Aug. 7, 2003 - View Document
20-F June 30, 2003 FORM 20-F View Document
6-K June 30, 2003 - View Document
6-K June 4, 2003 CEMIG View Document
6-K June 2, 2003 - View Document
6-K May 22, 2003 - View Document
6-K April 16, 2003 - View Document
6-K April 1, 2003 - View Document
20-F March 26, 2003 - View Document
6-K March 3, 2003 - View Document
6-K Feb. 27, 2003 CEMIG View Document
6-K Feb. 12, 2003 CEMIG View Document
6-K Jan. 23, 2003 - View Document
6-K Jan. 13, 2003 ENERGY COMPANY OF MINAS GERAIS View Document
6-K Jan. 8, 2003 - View Document
6-K Oct. 23, 2002 AUTO-GENERATED PAPER DOCUMENT View Document
6-K Sept. 20, 2002 AUTO-GENERATED PAPER DOCUMENT View Document
6-K July 29, 2002 AUTO-GENERATED PAPER DOCUMENT View Document
6-K July 16, 2002 AUTO-GENERATED PAPER DOCUMENT View Document
NT 20-F July 1, 2002 AUTO-GENERATED PAPER DOCUMENT View Document
6-K June 24, 2002 AUTO-GENERATED PAPER DOCUMENT View Document
6-K June 7, 2002 AUTO-GENERATED PAPER DOCUMENT View Document
6-K May 20, 2002 AUTO-GENERATED PAPER DOCUMENT View Document
6-K March 29, 2002 AUTO-GENERATED PAPER DOCUMENT View Document

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