C.N.T.E.E. Transelectrica

Report Publication Announcement • May 13, 2024

To the: Bucharest Stock Exchange – Department of Operations Issuers Regulated Markets Financial Supervision Authority - General Directorate Supervision - Issuers Division

Date of current report: May 13, 2024 Name of Issuer Company: CNTEE TRANSELECTRICA SA, managed under two-tier system Headquarters: Blvd. Gheorghe Magheru 33, Bucharest 1 Working location: Str. Olteni 2-4, Bucharest 3 Phone / fax numbers: 021 30 35 611/021 30 35 610 Single registration code: 13328043 LEI Code: 254900OLXCOUQC90M036 Number in the Trade Register: J40/8060/2000 Share capital subscribed and paid: 733.031.420 RON Regulated market where the issued securities are transacted: Bucharest Stock Exchange

Communique – details with respect to submitting the financial results of quarter I 2024

The National Power Grid Company Transelectrica SA informs the interested investor public that on May 14, 2024 will take place the presentation of financial results of quarter I 2024 earnings.

The format of this presentation will be phone conference, organised in English beginning with 13:00 h (Romania's time).

The persons interested to participate to this tele conference are kindly asked to confirm by email to the following address relatii.investitori@transelectrica.ro, until May 14, 2024, 12:00 h.

Ștefăniță MUNTEANU Florin Cristian TATARU

Executive Director General Directorate Chairman

Directorate Member

LANGUAGE DISCLAIMER: This document represents the English version of the original official Romanian document filed with the Financial Supervisory Authority ASF. The English version has been created for English readers' convenience. Reasonable efforts have been made to provide an accurate translation, however, discrepancies may occur. The Romanian version of this document is the original official document. Any discrepancies or differences created in the translation are not binding. If any questions arise related to the accuracy of the information contained in the English version, please refer to the Romanian version of the document which is the official version.