Ericsson Nikola Tesla d.d.

Pre-Annual General Meeting Information • Oct 17, 2025

Ericsson Nikola Tesla d.d. Zagreb, Krapinska 45

SECURITY: ERNT (ISIN: HRERNTRA0000)

LEI: 5299001W91BFWSUOVD63

HOME MEMBER STATE: Republic of Croatia

REGULATED MARKET SEGMENT: Regular Market of the Zagreb Stock Exchange

ADDENDUM TO THE AGENDA OF THE EXTRAORDINARY GENERAL MEETING OF ERICSSON NIKOLA TESLA d.d.

Pursuant to Article 277, 278 and 280 of the Companies act, the Management Board of the ERICSSON NIKOLA TESLA d.d., at the request of shareholder TELEFONAKTIEBOLAGET LM ERICSSON, announces:

ADDENDUM TO THE AGENDA

of the Extraordinary General Meeting of the Company convened for November 14, 2025, at 11 a.m. at the registered office of the Company in Zagreb, Krapinska 45

The Management Board of Ericsson Nikola Tesla d.d. (the Company) has on 15 October 2025 received timely request from TELEFONAKTIEBOLAGET LM ERICSSON, a shareholder of the Company with an ownership stake of 49.07% representing 653,473 shares of the Company, to amend the agenda of the Extraordinary General Meeting of the Company convened for 14 November 2025 by inserting a new item 6 on the agenda after item 5, which item 6 reads as follows:

• "6. Decision on the election of:
• Luca Orsini, Italian citizen, from Grev Turegatan 57, 114 38 Stockholm, Sweden, Head
  of Customer Unit North Europe, Market Area Europe, Middle East & Africa in Ericsson,
  as a member of the Supervisory Board;

The proposed decision reads as follows:

Item 6

Luca Orsini, Italian citizen, from Grev Turegatan 57, 114 38 Stockholm, Sweden, Head of Customer Unit North Europe, Market Area Europe, Middle East & Africa in Ericsson, is elected as a member of the Supervisory Board, for a 4 (four) year term."

ericssonnikolatesla.com 1 Ericsson Nikola Tesla d. d.

Reasoning:

Stefan Kötz, current Chairman of the Supervisory Board has resigned from his position effective November 14, 2025. Based on the proposal of the shareholder, TELEFONAKTIEBOLAGET LM ERICSSON, it is proposed to the General Meeting to elect a new member of the Supervisory Board of the Company as proposed in the above text. A member of the Supervisory Board shall be elected for a period of 4 years from the date of adoption of the Decision. The curriculum vitae of the proposed member of the Supervisory Board is attached to this document. The proposed candidate is not independent in the sense of Article 255, paragraph 6 of the Croatian Companies Act. Passing the decision on election shall not affect Company's obligations regarding balanced representation in line with the Croatian Companies Act.

Ericsson Nikola Tesia d.d. Krapinska 46, HR - 10000, Zagreb, CROATIA

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Gordana Kovačević, President of the Management Board