INA d.d.

Pre-Annual General Meeting Information • Nov 4, 2025

Zagreb, 4 November 2025

INA - INDUSTRIJA NAFTE, d.d.

Av. V. Holjevca 10

10 020 Zagreb, Croatia

LEI: 213800RUSOIJPJD19H13

Ordinary shares INA-R-A ISIN HRINA0RA0007

Listed on the Zagreb Stock Exchange Official market

Announcement in line with Zagreb Stock Exchange rules

Member State: Republic of Croatia

Subject: Convocation of the General Assembly

Pursuant to the provisions set out in Article 277 of the Companies Law and Article 34 of the Articles of Association of INA – INDUSTRIJA NAFTE, d.d. (hereinafter: "INA, d.d." or "Company"), on 28 October 2025, the Management Board and on 30 October 2025, the Supervisory Board of the Company rendered a decision on convocation of the Extraordinary General Assembly of the Company, and it hereby invites the shareholders of the Company to the

EXTRAORDINARY GENERAL SHAREHOLDERS' ASSEMBLY of INA – INDUSTRIJA NAFTE, d.d. to be held on December 12, 2025 in Zagreb, Croatia, at the Company headquarters, Zagreb, Avenija V. Holjevca 10, beginning at 12:00 o'clock

with the following agenda:

• 1. Opening of the General Assembly meeting and establishing the attendance list
• 1. Decision on changes and amendments to the Article 29 of the Articles of Association of INA, d.d.
• 1. Approval of the full wording of the Company's Articles of Association of INA, d.d.
• 1. Decision on election of the members of the Supervisory Board of the Company

Proposals of decisions of the General Assembly:

Ad 2 The Management Board and the Supervisory Board of the Company propose to the General Assembly to adopt the following decision:

"Decision on changes and amendments to the Article 29 of the Articles of Association of INA, d.d.

Article 1.

Article 29, paragraph 2, item 4 is amended and now reads:

"4. for the entire calendar year, not later than 120 days since the end of the year to which the report refers. Aannual financial reports must be accompanied by notes explaining in detail specific position of financial statements. These reports must be submitted together with a Company and INA Group Status Report and proposal for profit allocation and independent auditor's opinion on annual financial reports."

Article 2.

All other provisions of the Articles of Association remain unchanged.

Article 3.

This Decision on Amendments to the Articles of Association shall enter into force and apply as of the date of its registration in the court register.

Ad. 3 The Management Board and the Supervisory Board of the Company propose to the General Assembly to adopt the following decision:

Approval of the full wording of the Company's Articles of Association of INA, d.d.

The General Assembly adopts the full text of the Articles of Association of INA, d.d. as presented in the meeting materials, which form an integral part of this Decision. On the date of entry into force of the amended Articles of Association, the amended provisions of the Company's Articles of Association dated 13 June 2025 shall cease to be valid.

Ad. 4 Based on the proposal of the shareholder Republic of Croatia, it is proposed to render a decision on the election of the members of the Supervisory Board:

• 1) Mr Damir Mikuljan, OIB 84689399738, LLM, Poljanica Bistranska, Bistranska ulica 9, 10298 Bistra is elected as a member of the Supervisory Board of INA, d.d., independent in the context of Article 255, paragraph 6 of the Companies Act.
• 2) Mr Branimir Škurla, Sc.D. OIB 08405630924, Gjurkov put 16, 10000 Zagreb is elected as a member of the Supervisory Board of INA, d.d., independent in the context of Article 255, paragraph 6 of the Companies Act.
• 3) Mr Ivo Ivančić, mag.oec., OIB 04063537166, Božidarevićeva ulica 7, 10000 Zagreb is elected as a member of the Supervisory Board of INA, d.d., independent in the context of Article 255, paragraph 6 of the Companies Act.

All members of the Supervisory Board proposed by the shareholder Republic of Croatia are to be appointed for a period of 6 months and this decision shall enter into force on the day of its adoption.

Explanation of proposed Extraordinary General Assembly decisions:

Ad 2: Decision on changes and amendments to the Article 29 of the Articles of Association of INA, d.d.

Considering that Article 462, paragraph 1 of the Capital Market Act prescribes the deadline for preparing and publishing the report for the entire calendar year no later than the fourth month after the end of the business year, it is proposed to amend Article 29, paragraph 2, item 4 of the Articles of Association of INA, d.d. so that the current deadline of no later than 90 days is aligned with the statutory deadline and replaced with a deadline of no later than 120 days, in order to provide greater flexibility for submitting the report in question. It is also proposed to align Article 29, paragraph 2, item 4 of the Articles of Association with Article 300.b of the Companies Act, which stipulates that the Management Board shall, without delay after preparation, submit to the Supervisory Board the annual financial reports and the report on the status of the Company and the Group, if the company is required to prepare such a report.

Ad.3: Approval of the full wording of the Company's Articles of Association of INA, d.d. No particular explanation.

Ad. 4: Decision on election of the members of the Supervisory Board of the Company

The mandate of the Supervisory Board members proposed by the shareholder the Republic of Croatia expires on December 13, 2025. Based upon the proposal of the shareholder Republic of Croatia it is proposed to the Extraordinary General Assembly to elect members on a new mandate as proposed in the text above, whereby the members proposed by the Shareholder Republic of Croatia shall be elected for a period of 6 months from the date of rendering this decision. This decision does not affect the achievement of a balanced representation of both genders in accordance with the Companies Act and the Act on Amendments to the Companies Act.

INVITATION AND INSTRUCTIONS FOR THE SHAREHOLDERS REGARDING THEIR PARTICIPATION AT THE EXTRAORDINARY GENERAL ASSEMBLY

Invitation, time and venue of the Extraordinary General Assembly

• 1. The Company's shareholders are hereby invited to participate in the procedures of the Extraordinary General Assembly of the Company to be held on December 12, 2025, in Zagreb, Croatia, at the Company's headquarters, Avenija V. Holjevca 10, at 12:00 o'clock.
• 1. Registration of the participants of the Extraordinary General Assembly will take place on December 12, 2025, at the hall entrance on the mezzanine floor at the Company's headquarters, Av. V. Holjevca 10, Zagreb, from 10:30 to 11:30 o'clock, after which registration will not be possible. We kindly ask that the shareholders register on time. After the registration is finished, the shareholders or their proxies who are not listed under participants, but are registered with the Central Depository, have the right to participate at the Extraordinary General Assembly, but they will not be able to exercise their voting right.
• 1. At the registration, the shareholders, or their proxies or representatives must provide a valid identification card prescribed by the law. As for the proxies who are legal persons, a court or other

register excerpt in which the legal person is listed must be delivered, if it was not delivered when submitting applications for participation at the Extraordinary General Assembly.

Participation and voting at the Extraordinary General Assembly

• 1. Each shareholder of the Company who has submitted to the Company, either personally or through their proxy or representative, an application for participation in written form no later than six days prior to the General Assembly meeting, excluding the date of receipt at the Company, i.e. by December 5, 2025 at 24:00 o'clock, has the right to participate in the Extraordinary General Assembly. A legal or natural person, who is on the last day for application for participation in the Extraordinary General Assembly i.e. December 5, 2025 registered as a shareholder of the Company with the Central Depository and Clearing Company d.d., Zagreb, is considered a shareholder of the Company.
• 1. In the event that a shareholder wishes to appoint an authorized agent (proxy) to attend and vote at the Extraordinary General Assembly, the Registration Form is to be supplemented with an Authorization. At the Extraordinary General Assembly, the shareholders may be represented by an authorized agent based on valid authorization issued by the shareholder, i.e. which, on behalf of the shareholder which is a legal person, is issued by a person authorized to represent it according to the law.
• 1. In the Registration Form the shareholder shall state whether they are to attend the Assembly in person or via an authorized agent. In the event that a shareholder does not wish to attend the Assembly proceedings in person and wishes to assign the right to attendance and vote to an authorized agent, the shareholder shall include a valid authorization to this effect.
• 1. The Registration Form and the Authorization form can be found on the Company's website (www.ina.hr), and can also be obtained on request to the Executive Secretariat.

The Registration Form shall include the following particulars:

• I. Registration for the Shareholder natural person
• Name and surname, residence, address, number of account held with the Central Depository and Clearing Company, d.d. and the total number of shares of the shareholder concerned

II.Registration for the Shareholder - legal person

• company name, headquarters and address, personal identification number (OIB)
• account number at the Central Depository and Clearing Company, d.d. and the total number of shares of the shareholder concerned
• an excerpt from the court register or from other register in which the legal person is entered or a copy of such document, a certified copy or other appropriate public document clearly showing that the application was signed by a person who is under law authorized to represent the legal person concerned shall be attached to the application

III.Registration submitted by the Shareholder's Authorized agent

• a) Authorized agent natural person:
• ‐ Name and surname, place of residence, address of the authorized agent
• ‐ List of shareholders he/she is representing, and account numbers at the Central Depository and Clearing Company, d.d. and the total number of shares for all represented shareholders
• ‐ All individual authorizations on the recommended form shall be attached to the application
• b) Authorized agent legal person:
• company name, headquarters and address, personal identification number (OIB)
• list of shareholders representing, and account numbers at the Central Depository and Clearing Company, d.d. and the total number of shares for all represented shareholders
• Individual authorizations given by shareholders in written form shall be attached to the application; if a shareholder is a legal person, the attachment shall contain an excerpt from the court register or other register in which the legal person is entered or a copy of such document, a certified copy or other public document clearly showing that the authorization was signed by a person who is under law authorized to represent the legal person concerned

The Authorization for the registration for participation and/or voting at the Extraordinary General Assembly shall include the following particulars of the authorizer: Authorizer's name and surname or the

company's name, place of residence or the address or headquarters of the authorizer, account number at the Central Depository and Clearing Company, d.d. and the total number of shares, Authorized agent's name and surname or the company's name, place of residence or the address or headquarters, the signature of the authorizer or legal representative or representative by law, if the authorizer is a legal person, and the text of the authorization (authorization to vote on shareholder's behalf) stating that the authorized agent is entitled to attend and vote on behalf of the issuer on all items in the Agenda.

Authorization shall be valid only for one Extraordinary General Assembly meeting, however, it will also be valid at the repeated meeting to be held at the below time, reconvened due to lack of quorum.

If the authorizer is a legal person, the authorization shall be signed by the authorized representative. If the Registration Form or the Authorization are not prepared in Croatian, a Croatian translation certified by an official court interpreter shall be attached. The Registration Form, either for attendance in person or via an authorized agent, shall be delivered in person or via registered mail six days prior to the scheduled date of the Assembly at the latest (by 24 p.m. on December 5, 2025) to the following address:

INA-INDUSTRIJA NAFTE, d.d.

Corporate Center

Executive Secretariat

ZAGREB, Avenija V. Holjevca 10

Fax: +385 1 6452103; Tel: + 385 1 6450103

"Za Izvanrednu Glavnu skupštinu INA, d.d."

• 1. Voting shall be performed electronically. The voting procedure shall be explained as part of item 1 of the Agenda. The share capital is divided into 10 million shares, and each Company's share equals one vote at the Extraordinary General Assembly. The Shareholder may vote in person or via an authorized agent or via shareholders' association.
• 1. Materials pertaining to the individual items on the Agenda shall be available to all interested shareholders at the Company's premises, as of the announcement date, at the address stated above, from 10 a.m. to 3 p.m. on working days. We kindly ask the shareholders to announce their arrival at the Company's headquarters the day before at the e-mail address of the investor relations

investitori@ina.hr or by phone to the contacts listed above. The materials shall also be released on the Company's website (www.ina.hr) on the same day.

Shareholders' rights to ask questions, requests for amendments to the agenda, counterproposals and the right to information

• 1. The shareholders who intend to ask questions or submit proposals regarding individual agenda items at the Extraordinary General Assembly are hereby requested, for the purpose of a more efficient organization of the work of the Extraordinary General Assembly, to announce their intention in writing when submitting their application for participation in the General Assembly or during the registration of participants at the latest prior to the Extraordinary General Assembly, and to indicate the agenda item to which their question or proposal will refer and the content of their question.
• 1. If shareholders, who jointly hold a twentieth part of the share capital of the Company request, after the Extraordinary General Assembly is convened, that an additional item is included in the agenda and published, the new agenda item should be accompanied by an explanation and respective decision proposal. Shareholders shall deliver the requests to add new items to the agenda at least 24 days prior to the day of holding of the Extraordinary General Assembly. This deadline does not include the day on which the request is received by the Company. In case the previously stated deadline is not observed, the proposed additional items of the Agenda will not be considered as validly published and no decision on them can be made at the Extraordinary General Assembly.
• 1. Shareholders have the right to submit counterproposals to the proposals submitted relating to a particular agenda item. Counterproposals, together with the names and surnames of shareholders, explanation and opinion by the Management Board if any, shall be reported to credit or financial institutions and to shareholder associations that voted on behalf of shareholders at the previous General Assembly and made available to shareholders on the webpage of the Company (www.ina.hr), in case a shareholder submits his/her counterproposal to the Company at the Company's address, at least 14 days prior to the day the Extraordinary General Assembly takes place. Date on which the counterproposal is received by the Company is not included in this 14-day deadline, which expires on November 27, 2025 accordingly. In case the shareholder does not exercise this right, he/she shall still be entitled to make counterproposals at the Extraordinary General Assembly. The same applies to shareholders' proposals regarding the election of the Supervisory Board members or appointment of the auditor of the Company.

• 1. In the event of a lack of quorum for the Extraordinary General Assembly scheduled for 12:00 o'clock, i.e if the present or represented shareholders do not jointly make at least 50% of the total number of votes, the Assembly shall be convened at 1 p.m. on the same day and at the same premises with the same agenda. Such repeatedly convened Extraordinary General Assembly meeting shall have a quorum for issues originally put on the agenda irrespective of the number of the shareholders present or represented.
• 1. The official language of the Extraordinary General Assembly meeting is Croatian; the Company will provide simultaneous English-Croatian and Croatian-English translation. This announcement is published in Croatian and in English, whereas the official text of this announcement is in Croatian only.