Share / Debt Issuance – RI TAESA

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4Q25 and 2025 Earnings Release

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4Q25 and 2025 Results Presentation

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Earnings Release Tables (Excel) – 4Q25

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2025 Sustainability Report

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3Q25 Earnings Release

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3Q25 Results Presentation

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EIGPM1 -74.00% (-0.19)

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TAEE11 -1.67% (41.11)

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EIPCA1 112.00% (0.70)

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IEEX -0.99% (128,507.00)

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IBXX -0.64% (76,773.00)

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IGCX -0.66% (27,707.00)

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TAEE11 -1.67% (41.11)

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Investor Relations

Share / Debt Issuance

Debentures Distribution of the 21st Issuance - (ICVM 160)

Minutes of the Board of Directors’ Meeting held on January 30, 2026*

Deed 21st Issue of Debenture*

Notice to the Market - Settlement of the 21st Issuance of Debentures*

Closing Announcement and Settlement Notice – Public Offering of TAESA’s 21st Issuance of Debentures

Notice Market – Announcement – Settlement of TAESA’s 21st Debenture Issue

Debentures Distribution of the 20th Issuance - (ICVM 160)

Minutes of the Board of Directors’ Meeting held on November 17, 2025

Deed 20th Issue of Debenture*

Notice to the Market - Settlement of the 20th Issuance of Debentures*

Preliminary Prospectus 20th Issuance of Debentures*

Termsheet 20th Issue of Debentures*

Moodys Ratings | Moodys Assigns 'AAA (bra)' Rating to TAESA's 20th Debenture Issue Proposal*

Notice to the Market- Results of the Bookbuilding for the 20th Debenture Issue

1st Amendment to the Deed of the 20th Debenture Issue of TAESA

Announcement of Commencement - Public Offering of TAESA's 20th Issuance of Debentures

Final Prospectus for the 20th Debenture Issue of TAESA

Closing Announcement and Settlement Notice - Public Offering of TAESA's 20th Issuance of Debentures

Notice Market - Announcement - Settlement of TAESA's 20th Debenture Issue

Debentures Distribution of the 19th Issuance - Exchange Offer (ICVM 160)

Minutes of the Board of Directors’ Meeting held on October 08, 2025

Notice to the Market – Settlement of the 19th Issuance of Debentures (Exchange Offer)*

Indenture - 19th Issue of Debenture (Exchange Offer)*

Notice to the Market – Voluntary Acquisition Offer – 1st Series of the 10th Issue

Notice to Debentures Holders – Voluntary Acquisition – 1st Series of the 10th Issue

Moody’s Local Brazil - Assigns "AAA (br) Rating to TAESA’s 19th Debenture Issue

Notice to the Market - Exchange Offer: Timeline Adjustment for TAESA's 19th Issue of Debentures*

Notice to Debentures Holders - Updated Voluntary Acquisition – 1st Series of the 10th Issue*

Notice to the Market - Updated Voluntary Acquisition Offer – 1st Series of the 10th Issue*

Amendment to the Indenture of the 19th Issuance of Debentures (Exchange Offer)*

Amendment to the Indenture of the 19th Issuance of Debentures and Notice of Bookbuilding Result (Exchange Offer)*

Notice to the Market - Exchange Offer: Settlement of the 19th Issuance of Debentures

Closing Announcement and Settlement Notice - Exchange Offer: Public Offering of TAESA's 19th Issuance of Debentures*

Debentures Distribution of the 18th Issuance (ICVM 160)

Deed 18th Issue of Debenture*

Notice to the Market - Settlement of the 18th Issuance of Debentures*

Minutes of the Board of Directors’ Meeting held on June 26, 2025 - 18pm

Fitch Ratings | Fitch Assigns 'AAA (bra)' Rating to Taesa's 18th Debenture Issue Proposal*

Amendment to the Indenture of the 18th Issuance of Debentures and Notice of Bookbuilding Result*

Amendment to the Indenture*

Closing Announcement and Settlement Notice - Public Offering of TAESA's 18th Issuance of Debentures*

Notice to the Market - Settlement of the 18th Issuance of Debentures

Debentures Distribution of the 1st Issuance of Paraguaçu (ICVM 160) - 06/15/2025

Notice to the Market - Public Offering of Paraguaçu's 1st Issuance of Debentures

Indenture for Paraguaçu *

AGM minutes 05/23/2025 for Paraguaçu*

1st Amendment to the Deed of the 1st Issue of Paraguaçu Debentures*

Notice of the Start of the 1st Issuance of Debentures Paraguaçu*

Notice to the Market – Bookbuilding Result of Paraguaçu’s 1st Issue Debentures*

2nd Amendment to the Deed of the 1st Issue of Paraguaçu Debentures*

Closing Announcement and Settlement Notice – Public Offering of the 1st Issue of Paraguaçu Debentures*

Notice to the Market - Settlement of the 1st Issuance of Paraguaçu Debentures

Debentures Distribution of the 1st Issuance of Aimorés (ICVM 160) - 06/15/2025

Notice to the Market - Aimorés - First Issuance of Debentures

Indenture for Aimorés*

AGM minutes 05/23/2025 for Aimorés*

1st Amendment to the Deed of the 1st Issue of Aimorés Debentures*

Notice of the Start of the 1st Issuance of Debentures Aimorés*

Notice to the Market – Bookbuilding Result of Aimorés’s 1st Issue Debentures*

2nd Amendment to the Deed of the 1st Issue of Aimorés Debentures*

Closing Announcement and Settlement Notice – Public Offering of the 1st Issue of Aimorés Debentures*

Notice to the Market - Settlement of the 1st Issuance of Aimorés Debentures

Debentures Distribution of the 17th Issuance (ICVM 160) - 01/15/2025

Notice to the Market - Taesa’s 17th Debenture Issuance Bookbuilding Result*

Notice to the Market - Timeline Adjustment for the 17th Issuance of Debentures*

Minutes of the Board of Directors’ Meeting held on December 18, 2024 - 12pm

Fitch Ratings | Fitch Assigns 'AAA (bra)' Rating to Taesa's 17th Debenture Issue Proposal*

Notice to the Market - Settlement of the 17th Issuance of Debentures*

Deed 17th Issue of Debenture*

Amendment to the Indenture of the 17th Issuance of Debentures

Closing Announcement and Settlement Notice - Public Offering of TAESA's 17th Issuance of Debentures

Notice to the Market - Settlement of the 17th Issuance of Debentures

Debentures Distribution of the 16th Issuance (ICVM 160) 09/15/2024

Minutes of the Board of Directors’ Meeting held on August 27, 2024 - 16h

Deed 16th Issue of Debenture*

Notice of the Start of the 16th Issuance of Debentures*

Closing Announcement - Public Offering of Taesa's 16th Issuance of Debentures*

Notice to the Market - Settlement of the 16th Issuance of Debentures

Debentures Distribution of the 15th Issuance (ICVM 160) - 03/20/2024

Notice to the Market - Public Offering of Taesa's 15th Issuance of Debentures*

Fitch Ratings | Fitch Assigns 'AAA (bra)' Rating to Taesa's 15th Debenture Issue Proposal*

Amendment to the Indenture 15th Issuance of Debentures*

NINT Independent Opinion of Taesa's 14th Debenture Issue*

1st Deed Amendment of the 15th Issuance of Debentures

Notice of the Start of the 15th Issuance of Debentures*

Notice to the Market - Taesa’s 15th Debenture Issuance Bookbuilding Result*

Closing Announcement - Public Offering of Taesa's 15th Issuance of Debentures*

Notice to the Market - Settlement of the 15th Issuance of Debentures

Debentures Distribution of the 14th Issuance (ICVM 160) - 08/17/2023

Minutes of the Board of Directors' Meeting held on August 11, 2023

Minutes of the Board of Directors' Meeting held on September 1, 2023

Notice to the Market Public Offer of the 14th Issuance of Debentures*

Notice to the Market Public Offer of the 14th Issuance of Debentures

Notice to the Market Public Offer of the 14th Issuance of Debentures

Preliminary Prospectus 14th Issuance of Debentures*

Termsheet 14th Issue of Debentures*

Amendment to the Indenture 14th Issuance of Debentures*

Amendment to the Indenture 14th Issuance of Debentures*

Fitch Ratings | Fitch Assigns 'AAA (bra)' Rating to Taesa's 14th Debenture Issue Proposal*

SITAWI Independent Opinion on the 10th Issuance of Debentures by TaesaProspect 12th Issue of Debentures*

SITAWI Independent Opinion on the 10th Issuance of Debentures by TaesaProspect 12th Issue of Debentures*

Notice to the Market - Taesa’s 14th Debenture Issuance Bookbuilding Result

Amendment to the Indenture 14th Issuance of Debentures*

Prospectus 14th Issuance of Debentures*

Announcement of the Start of Taesa’s 14th Debenture Issue*

Termsheet 14th Issue of Debentures*

Closing Announcement of Taesa's 14th Debenture Issue*

Verification Report of the 14th Issue of Debentures*

Debentures Distribution of the 13th Issuance (ICVM 160) - 02/17/2023

Minutes of the Board of Directors' Meeting held on February 15, 2023

Deed 13th Issue of Debentures*

Closing Announcement of Taesa's 13th Debenture Issue*

Notice to the Market Public Offer of the 13th Issuance of Debentures

Notice to the Market Public Offer of the 13th Issuance of Debentures

Debentures Distribution of the 12th Issuance (ICVM 400) - 04/15/2022

SITAWI Independent Opinion on the 10th Issuance of Debentures by TaesaProspect 12th Issue of Debentures*

Note to the Market - Public Offering of 12th Issue Simple Debentures*

Definitive Prospectus for Taesa's 12th Debenture Issue*

Deed 12th Issue of Debentures*

First Amendment of the 12th Issue of Taesa Debentures*

Notice to the Market – 12th Debenture Bookbuilding Result*

Announcement of the Start of Taesa’s 12th Debenture Issue*

Closing Announcement of Taesa's 12th Debenture Issue*

Debentures Distribution of the 11th Issuance (ICVM 476) - 05/15/2021

Notice to the Market – 11th Issue of Debentures by Taesa

First Amendment of the 11th Issue of Taesa Debentures*

Debentures Distribution of the 10th Issuance (ICVM 476) - 05/15/2021

4th Taesa Green Debentures - Independent Opinion *

Deed 10th Issue of Debentures*

First Amendment of the 10th Issue of Taesa Debentures*

Debentures Distribution of the 9th Issue (ICVM 476) – 04/15/2020

Deed 9th Issue of Debentures*

Debentures Distribution of the 2nd Issue Of Janaúba (ICVM 400) - 12/15/2019

Deed of the Second Issuance of Debentures of Janaúba – 12/20/2019*

First Amendment of the Second Issuance of Debentures of Janaúba - 12/20/2019*

Sitawi Opinion - Second Issuance of Janaúba Debentures*

Notice to the Market - Conclusion of the 2nd Issuance of Simple Debentures of Janaúba

Debentures Distribution of the 8th Issue (ICVM 476) – 12/15/2019

Amendment to the Indenture 14th Issuance of Debentures*

Ata of the General Assembly of Debenturists of the 8th issue of Debênture 12/19/2023*

Minutes of the General Meeting of Debenture Holders of the 8th Debenture issuance 12/14/2023

4th Taesa Green Debentures - Independent Opinion *

First Amendment of the 8th Issue of Taesa Debentures*

Deed 8th Issue of Debentures*

Notice to the Market – 8th Issuance of Debentures

Moody's assigns Ba1/Aaa.br to Taesa's new BRL300 million debentures

Debentures Distribution of the 7th Issue (ICVM 400) – 09/15/2019

Material Fact – Taesa’s 7th Issuance of Debentures

Note to the Market - Public Offering of 7th Issue Simple Debentures*

Notice to the Market - 7th Issuance of Debentures of Taesa– New Schedule*

First Amendment of the 7th Issue of Taesa Debentures*

Deed 7th Issue of Debentures*

Start Announcement - Public Offering of 7th Issuance of Simple Debentures*

Final Public Offering Prospectus for Distribution of Debentures of the 7th Issuance of Simple Debentures*

Closing Announcement - 7th Issuance of Simple Debentures of Taesa*

Debentures Distribution of the 6th Issue (ICVM 476) - 05/26/2019

Notice to the Market – 6th Issue of Debentures

Taesa Green Debentures - Second Opinion Report*

Deed 6th Issue of Debentures*

First Amendment of the 6th Issue of Taesa Debentures*

Debentures Distribution of the 1st Issue Of Janaúba (ICVM 400) - 01/15/2019

Deed of the First Issuance of Debentures of Janaúba - 01/15/2011*

Debentures of Janaúba - Distribution Agreement - 01/15/2019*

First Amendment of the First Issuance of Debentures of Janaúba - 02/13/2019*

Notice to the Market - Conclusion of the 1st issue of Janaúba Debentures

Debentures Distribution of the 5th Issue (ICVM 400) - 07/15/2018

Public Distribution Start Announcement*

Final Public Offering Prospectus for Distribution of Debentures of the 5th Issue*

Note to the Market - Public Offering of 5th Issue Simple Debentures*

Material Fact - Fifth Issue of Debentures

Deed of the 5th Taesa Debenture Issue*

First Amendment of the 5th Issue of Taesa Debentures*

Debentures Distribution of the 4th Issue (ICVM 400) - 09/15/2017

Public Distribution Start Announcement*

Final Public Distribution Prospectus*

Note to the Market - Public Offering of 4 th Issue Simple Debentures*

Material Fact - Request of previous analysis for the registration of a public offering

Deed of the 4th Issue of Taesa Debentures*

First Amendment of the 4th Issue of Taesa Debentures*

Follow On - Secondary Public Distribution with Restricted Placement Efforts of Units - 10/24/2016

Follow On - Secondary Public Distribution with Restricted Placement Efforts*

Material Fact - Offer Settlement*

Material Fact - Restricted Offering price per Unit

Debentures Distribution of the 3rd Issue (ICVM 400) - 10/15/2012

Debentures Definitive Prospectus*

Note to the Market - Prior analysis of public distribution registration*

1st Amendment of the 3rd Issue of Debentures*

Deed 3rd Issue of Debentures*

Public Distribution Closing Announcement*

Public Distribution Start Announcement*

Notice to the Market - Public Offering of 3rd Issue Simple Debentures*

Re-IPO - Public Offer for the Primary Distribution of Units of Taesa's Issue - 06/30/2012

Notice to the Market - Publication of the Register of Primary Public Distribution*

Notice of Commencement of Public Distribution*

Announcement of Closing of the Public Distribution*

Final Public Offer Prospectus*

Debentures Distribution of the 2nd Issue(ICVM 476) - 12/15/2010

First Amendment of Taesa Second Debenture Issue*

Material Fact of the Second Issuance of Taesa Debentures*

2nd Amendment of the 2nd Issue of Debentures*

3rd Amendment of the 2nd Issue of Debentures*

Deed 2nd Issue of Debentures*

Debentures Distribution of the 1st Issue (ICVM 400) - 07/15/2010

Debentures Definitive Prospectus*

Deed 1st Debenture Issue*

Notice to the Market - Public Offering of 1st Issue Simple Debentures*

Public Distribution Start Announcement*

Public Distribution Closing Announcement*

Public Offer for Acquisition of Common Shares, Preferred Shares and Units (OPA) - 03/22/2010

Public Offer for Acquisition of Common Shares, Preferred Shares and Units (OPA)*

() Information available in Portuguese only*

For more information on the debentures issued by the Company, visit http://www.debentures.com.br/