Circular Letter CVM/SEP No. 3/2025

SECURITIES AND EXCHANGE COMMISSION OF BRAZIL
Rua Sete de Setembro, 111/2-5th and 23-34th Floors, Center, Rio de Janeiro/RJ – ZIP: 20050-901 – Brazil - Tel.: (21) 3554-8686 Rua Cincinato Braga, 340/2nd, 3rd and 4th Floors, Bela Vista, São Paulo/ SP – ZIP: 01333-010 – Brazil - Tel.: (11) 2146- 2000 SCN Q.02 – Bl. A – Ed. Corporate Financial Center, S.404/4th Floor, Brasília/DF – ZIP: 70712-900 – Brazil -Tel.: (61) 3327-2030/2031 www.cvm.gov.br Circular Letter No. 3/2025-CVM/SEP Rio de Janeiro, July 10, 2025. Subject: Enhancements to the Empresas.Net System. Dear Investor Relations Director/Legal Representative,

1. This Circular Letter aims to inform open and foreign companies registered with the CVM about new enhancements implemented in the Empresas.Net System in the last quarter.

a) In the Reference Form (FRE):
ü The name of the field “Reason for resubmission” was changed to include filling guidance, becoming “Reason for resubmission (do not use special characters)”; ü Tables 7.3/4 - “Composition of management, boards and committees”; Excel, used for uploading information, adjusted to include descriptions of available options for selection in the “Position” field; Usability improvements: dynamics for filling, consulting, and editing; Creation of the options “Chief Financial Officer” and “Chief Financial Officer/Investor Relations Director” for selection in the field “Elected position held”; Adjustment of the guidance for the complementary field, which is enabled when selected, in the field “Elected position held”, the options “Other Directors” or “Other Board Members”. The new guidance is “Describe the position, if the options “Other Directors” or “Other Board Members” are selected”; Removal of the requirement to fill in the field “Elected by Controlling Shareholder” for members of the Board of Directors and Committees; and Creation of the option “Coordinator” in the “Position” field of the Audit Committee. ü Table 8.18 – “Remuneration – Other Functions”, becomes structured. The structured format, available from 04.08.2025, but with mandatory filling starting from, inclusive, the FRE of 2026. Thus, the company may continue with resubmissions of the FRE, with the filling of the table via upload of a pdf or word file and will only be alerted about the existence of the new structure. ü Table 11.2 – “Transactions with related parties”, adjustment of alignment, in the pdf or word report, of the information from the fields “Amount involved” and “Issuer’s contractual position”.

b) In the Form for Negotiated and Held Securities:
ü The fields related to the composition of share capital were removed, considering that they are not information demanded by CVM Resolution No. 44/21; and ü Permission to use special characters in free-text fields (“Characteristics” and “Operation”).

c) In IPE Online:
ü Possibility of opening the attached file before sending it, in cases of document resubmission (for presenting a document, it is already possible to open the file to check its content before sending it).

d) In Tutorials:
ü Availability of new videos and manuals with tips for using the modules and functionalities of the Document Submission Services for Companies and BDR Programs for CVM and B3.

2. We request that the information contained in this letter be brought to the attention of the teams responsible for submitting information through the Empresas.Net System.

Customer Service:
3. Questions regarding the use and operation of the Empresas.Net System, as well as reports of problems or difficulties in sending documents, should be sent to the Issuers Superintendence of B3.
4. Contact with the Issuers Superintendence can be made by phone (11) 2565-5063 or by email: emissores.empresas@b3.com.br:
a) Normal Service: on weekdays, from 8am to 8pm, by email or phone. b) On-call Service: on weekdays, after 8pm or on weekends and holidays, exclusively by email.
5. Issues received after 8pm on weekdays and on weekends
Circular Letter 3 (2291299) SEI 19957.002938/2025-50 / pg. 2

and holidays will be handled after 8am on the next weekday, except those related to system availability for receiving information, which will be handled immediately.

FERNANDO SOARES VIEIRA
Superintendent of Corporate Relations
Document electronically signed by Fernando Soares Vieira, Superintendent, on 07/10/2025, at 11:00, based on art. 6 of Decree No. 8.539, of October 8, 2015. The authenticity of the document can be checked on the site https://sei.cvm.gov.br/conferir_autenticidade, informing the verification code 2291299 and the CRC Code BFDB8161. This document's authenticity can be verified by accessing https://sei.cvm.gov.br/conferir_autenticidade, and typing the "Verification Code" 2291299 and the "CRC Code" BFDB8161. Reference: Process No. 19957.002938/2025-50 SEI Document No. 2291299 Circular Letter 3 (2291299) SEI 19957.002938/2025-50 / pg. 3