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12.31.2021 –4Q21 - Results Presentation

12.31.2021 –Calendário de Eventos Corporativos

12.31.2021 –Calendário de Eventos Corporativos

12.31.2021 –Calendário de Eventos Corporativos

12.31.2021 –Calendário de Eventos Corporativos

12.31.2021 –Cemig FORM 20-F 2021

12.31.2021 –Cemig FORM 20-F 2021 (em português)

12.31.2021 –Demonstrações Financeiras Anuais Completas

12.31.2021 –DFP

12.31.2021 –Earnings Release - 31122021

12.31.2021 –GOV

12.31.2021 –Relatório de Sustentabilidade

12.31.2021 –Results Teleconference (Audio) 4Q21

12.23.2021 –Material Facts - Acquisition of Sete Lagoas 4 substation completed

12.21.2021 –Comitê de Auditoria - Ata

12.18.2021 –Material Facts - Taesa wins contract for 363 km transmission line

12.16.2021 –Conselho de Administração - Sumário das Decisões

12.13.2021 –Material Facts - ABIL wind farm (of Alto Sertão III) starts operation

12.10.2021 –CEMIG CORPORATE RISK MANAGEMENT POLICY

12.10.2021 –Conselho de Administração - Sumário das Decisões

12.10.2021 –Conselho de Administração - Sumário das Decisões

12.10.2021 –Shareholder Notices - Declaration of Interest on Equity

12.09.2021 –Press Releases - Cemig in São Paulo’s ISE sustainability index for 17th year running

12.09.2021 –Shareholder Notices - Payments of Interest on Equity and dividends - second tranche

12.07.2021 –Reference Form 2021 Version 5

12.03.2021 –ANNUAL CALENDAR OF CORPORATE EVENTS

12.03.2021 –Calendário de Eventos Corporativos

12.03.2021 –Calendário de Eventos Corporativos

12.03.2021 –Calendário de Eventos Corporativos

12.03.2021 –GOV

12.01.2021 –Material Facts - Renova: Sale of Brasil PCH completed for R$ 1.1 bn

12.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

12.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

11.16.2021 –Press Releases - Cemig in DJSI World Index for 22nd year running

11.12.2021 –Material Facts - Agreement for sale of interest in Renova

11.11.2021 –Conselho de Administração - Sumário das Decisões

11.08.2021 –Press Releases - 3Q21 Earnings Release Agenda

11.04.2021 –[6-K] Report of foreign issuer [Rules 13a-16 and 15d-16] 04-11-21

11.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

11.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

10.26.2021 –Minas Gerais legislature extends inquiry on Cemig

10.25.2021 –Press Releases - Fitch upgrades Cemig’s ratings

10.22.2021 –Conselho de Administração - Sumário das Decisões

10.22.2021 –Reply to B3 Letter 1409/2021-SLS of October 21, 2021

10.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

09.30.2021 –[6-K] Report of foreign issuer [Rules 13a-16 and 15d-16] 30-09-21

09.30.2021 –3Q21 Financial Statements

09.30.2021 –Earnings Release 3Q21

09.30.2021 –Press Releases - 3Q21 Results Presentation

09.30.2021 –Results Teleconference (Audio) 3Q21

09.29.2021 –Material Facts - Renova: Regulator overrules challenges to wind farms

09.21.2021 –Corporate Presentation

09.20.2021 –Material Facts - Renova accepts binding offer for ESPRA unit

09.16.2021 –Conselho de Administração - Sumário das Decisões

09.14.2021 –Material Facts - Renova: Brasil PCH stockholders will exercise first refusal right

09.06.2021 –[6-K] Report of foreign issuer [Rules 13a-16 and 15d-16] 06-09-21

09.01.2021 –Press Releases - Brazil Electricity Distributors’ Award for improvement of performance

09.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

08.31.2021 –Press Releases - Cemig again wins Brazil Accounting / Reporting Transparency Trophy

08.23.2021 –Material Facts - Renova: Second equity conversion (R$ 54.76mn) completed

08.16.2021 –Conselho de Administração - Sumário das Decisões

08.16.2021 –Material Facts - Tender Offer Cemig GT Concluded

08.13.2021 –Press Releases - 2Q21 Earnings Release Agenda

08.05.2021 –Material Facts - Renova: Winning bidder for Brasil PCH declared

08.02.2021 –[6-K] Report of foreign issuer [Rules 13a-16 and 15d-16] 02-08-21

08.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

07.30.2021 –Material Facts -Initial results of Tender Offer to acquire 2024 Senior Notes

07.30.2021 –Material Facts - Taesa: State Audit Board decisions

07.27.2021 –Material Facts - Acquisition of Sete Lagoas Transmissora de Energia S.A. (SLTE)

07.27.2021 –Reference Form 2021 Version 4

07.21.2021 –EGM - Convocation

07.21.2021 –EGM - Proposal By The Board Of Directors

07.21.2021 –EGM - Remote Voting Statement

07.21.2021 –Shareholder Notices - EGM July 21, 2021 - Adoption of multiple vote; alteration of remote voting form

07.20.2021 –[6-K] Report of foreign issuer [Rules 13a-16 and 15d-16]20-07-21

07.20.2021 –Material Facts - Renova : Offer from Mubadala for Brasil PCH UPI accepted

07.19.2021 –Material Facts - Tender Offer Cemig GT

07.16.2021 –Conselho de Administração - Ata

07.16.2021 –Conselho de Administração - Sumário das Decisões

07.16.2021 –Conselho de Administração - Sumário das Decisões

07.16.2021 –Conselho de Administração - Sumário das Decisões

07.16.2021 –Conselho de Administração - Sumário das Decisões

07.16.2021 –Press Releases - Change to the Board Of Directors

07.16.2021 –Press Releases - Change To The Executive Board

07.16.2021 –Shareholder Notices - EGM of July 21 canceled

07.08.2021 –Material Facts - Request for information on Taesa disinvestment proposal

07.01.2021 –Apresentação Assembleia Fiscaliza

07.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

06.30.2021 –1Q21 Results Presentation

06.30.2021 –2Q21 Financial Statements

06.30.2021 –2Q21 Financial Statements (Excel)

06.30.2021 –Comitê de Auditoria - Ata

06.30.2021 –Comitê de Auditoria - Ata

06.30.2021 –Earnings Release 2Q21

06.30.2021 –ITR

06.30.2021 –Results Teleconference (Audio) 2Q21

06.24.2021 –Material Facts - Minas Gerais State Legislature appoints members of Committee of Inquiry

06.18.2021 –Material Facts: - New 5 year tariff review proposed for Gasmig

06.18.2021 –Press Releases - Reply to B3 Inquiry Letter 878/2021-SLS

06.18.2021 –Reference Form 2021 Version 3

06.17.2021 –Shareholder Notices - Payments of Interest on Equity and dividends

06.15.2021 –Comitê de Auditoria - Ata

06.11.2021 –Conselho de Administração - Sumário das Decisões

06.11.2021 –Nominations And Eligibility Policy

06.10.2021 –Press Releases - Significant shareholding Banco Clássico

06.09.2021 –Press Releases - Reply to CVM Inquiry Letter 131/2021/CVM/SEP/GEA-1, of June 8, 2021

06.01.2021 –Comitê de Auditoria - Ata

06.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

06.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

05.31.2021 –Reference Form 2021 Version 2

05.28.2021 –Press Releases - Change in Events Calendar

05.28.2021 –Reference Form 2021

05.28.2021 –Reference Form 2021 Version 1

05.26.2021 –Press Releases - Board Member Resignation

05.14.2021 –Conselho de Administração - Sumário das Decisões

05.13.2021 –Press Releases - 1Q21 EARNINGS RELEASE AGENDA

05.12.2021 –Conselho de Administração - Sumário das Decisões

05.12.2021 –Conselho de Administração - Sumário das Decisões

05.11.2021 –Comitê de Auditoria - Ata

05.11.2021 –Comitê de Auditoria - Ata

05.11.2021 –Reference Form 2020 Version 14

05.11.2021 –Registration Form 2021

05.06.2021 –Material Facts: Auction for sale of interest in Taesa – opening of Data Room

05.06.2021 –Material Facts: Renova - Ratification of capital increase

05.04.2021 –Press Releases - Cemig’s 20-F form filed with SEC and CVM

05.03.2021 –Reference Form 2020 Version 13

05.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

04.30.2021 –AGM and EGM 04/30/2021 - Minutes

04.30.2021 –AGM -REMOTE VOTING FORM

04.30.2021 –AGOE - Mapa consolidado de voto a distância

04.30.2021 –AGOE - Mapa do Escriturador

04.30.2021 –AGOE - Mapa final de votação

04.30.2021 –AGOE - Mapa final de votação detalhado

04.30.2021 –Aviso aos Acionistas - Adoção do processo de voto múltiplo

04.30.2021 –Comitê de Auditoria - Ata

04.30.2021 –EGM- AGE - REMOTE VOTING FORM

04.30.2021 –OEGM - Proposal By The Board Of Directors

04.30.2021 –ORDINARY AND EXTRAORDINARY GENERAL MEETINGS OF STOCKHOLDERS - CONVOCATION

04.30.2021 –Shareholder Notices - Date scheduled for 2021 AGM: April 30

04.30.2021 –Shareholder Notices - Dividends, capital increase and stock bonus

04.28.2021 –Cemig's 26th Annual Meeting with the Capital Markets - Presentation (video)

04.28.2021 –Comitê de Auditoria - Ata

04.28.2021 –Press Releases - Cemig's 26th Annual Meeting with the Capital Markets - Presentation

04.27.2021 –Aviso aos Acionistas - Orientações sobre participação em Assembleia Geral de Acionistas

04.22.2021 –Press Releases - BlackRock - sale of part of significant shareholding

04.14.2021 –[6-K] Report of foreign issuer [Rules 13a-16 and 15d-16] 14-04-21

04.12.2021 –Shareholder Notices - EGM, April 30: Addition to Remote Voting Form

04.09.2021 –Conselho de Administração - Sumário das Decisões

04.08.2021 –Comitê de Auditoria - Ata

04.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

04.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

03.31.2021 –1Q21 Financial Statements (Excel)

03.31.2021 –Comitê de Auditoria - Ata

03.31.2021 –Earnings Release 1T21

03.31.2021 –ITR

03.31.2021 –Press Releases - 1Q21 Results Presentation

03.31.2021 –Results Teleconference (Audio) 1Q21

03.31.2021 –STATEMENTS OF FINANCIAL POSITION 1Q21

03.30.2021 –Comitê de Auditoria - Ata

03.29.2021 –Aviso aos Acionistas - Alteração nos meios de publicação legal - art 289, lei 6.404

03.26.2021 –Aviso aos Acionistas - Comunicado art.133 da Lei nº6.40476

03.26.2021 –Conselho de Administração - Sumário das Decisões

03.26.2021 –Material Facts - Taesa: Studies of possibility of disinvestment

03.25.2021 –Press Releases - 4Q20 Earnings Release Schedule

03.24.2021 –Comitê de Auditoria - Ata

03.24.2021 –Comitê de Auditoria - Ata

03.23.2021 –Comitê de Auditoria - Ata

03.12.2021 –Conselho de Administração - Sumário das Decisões

03.11.2021 –Comitê de Auditoria - Ata

03.09.2021 –Comitê de Auditoria - Ata

03.05.2021 –Material Facts - Renova: R$ 362mn loan received to complete wind complex

03.03.2021 –Comitê de Auditoria - Ata

03.02.2021 –Reference Form 2020 Version 12

03.01.2021 –Material Facts - Board of Renova approves capital increase

03.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

02.23.2021 –Press Releases - Notice of significant stockholding: Banco Clássico S.A.

02.23.2021 –Press Releases - Notice of significant stockholding: Pzena Investment Management Clients

02.22.2021 –[6-K] Report of foreign issuer [Rules 13a-16 and 15d-16] 22-02-21

02.22.2021 –Comitê de Auditoria - Ata

02.12.2021 –Conselho de Administração - Sumário das Decisões

02.10.2021 –Comitê de Auditoria - Ata

02.01.2021 –Press Releases - S&P raises Cemig’s ratings

02.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

01.27.2021 –Comitê de Auditoria - Ata

01.25.2021 –Material Facts - Cemig sells all its shares in Light for R$ 1.37 billion

01.21.2021 –Conselho de Administração - Sumário das Decisões

01.19.2021 –Conselho de Administração - Sumário das Decisões

01.19.2021 –Material Facts - Offering of Cemig’s shares in Light priced at R$ 20.00

01.18.2021 –Comitê de Auditoria - Ata

01.13.2021 –Reference Form 2020 Version 11

01.11.2021 –Comitê de Auditoria - Ata

01.07.2021 –Material Facts - Cemig to sell its shares in Light in Public Offering

01.06.2021 –Press Releases - Marney Tadeu Antunes appointed Chief Distribution Officer

01.05.2021 –Conselho de Administração - Sumário das Decisões

01.01.2021 –Valores Mobiliários negociados e detidos (art. 11 da Instr. CVM nº 358) - Posição Consolidada

(*) Information available in Portuguese only

Last Updated on July 13, 2026