Major Holding in Company - NN Holding B.V.

To: Romanian Financial Supervisory Authority (FSA)

Bucharest Stock Exchange (BSE)

London Stock Exchange (LSE)

Current report in compliance with the Law 24/2017 on issuers of financial instruments and market operations, ASF Regulation no. 5/2018 on issuers of financial instruments and market operations, and the Bucharest Stock Exchange Code

Report date: 30 April 2025

Company name: Societatea Energetica Electrica S.A. (Electrica)

Headquarters: 9 Grigore Alexandrescu Street, 1st District, Bucharest, Romania

Phone/fax no.: 004-021-2085999/ 004-021-2085998

Fiscal Code: RO 13267221

Trade Register registration number: J40/7425/2000

Subscribed and paid in share capital: RON 3,395,530,040 RON

Regulated market where the issued securities are traded: Bucharest Stock Exchange (BSE) and London Stock Exchange (LSE)

Significant events to be reported: Notification of major holdings (above 10% of the voting rights of Electrica) from NN Group N.V.

Electrica informs its investors and shareholders that, on 30 April 2025, the Company received the Notification of major holdings from the NN Group N.V., attached to the present report.

According to the notification received on 30 April 2025, NN Group N.V. purchased a number of Electrica shares, increasing its' indirect shareholdings, and on 25 April 2025 exceeded the 10% threshold provided by article 71 of Law 24/2017 on issuers of financial instruments and market operations, thus reaching a holding of 10.08% of the total voting rights of Electrica, which is 339.553.004 (equal to the total number of shares issued by Electrica).

This current report is issued in accordance with the provisions of art. 74 para (6) of Law 24/2017 on issuers of financial instruments and market operations.

Chief Executive Officer

Alexandru-Aurelian Chirita

http://www.rns-pdf.londonstockexchange.com/rns/8788G_1-2025-4-30.pdf