Arctic Paper S.A.

Pre-Annual General Meeting Information • May 16, 2025

Current report number 08/2025

Dated: 16th of May 2025

Subject: Convocation of the Ordinary Shareholders Meeting of Arctic Paper S.A.

General legal basis:

Offering Act, article 56 clause 1 item 2 – current and periodic information

Content:

The Management Board of Arctic Paper S.A. ("Company") submits the announcement regarding the convocation of the Ordinary Shareholders Meeting, which will be held on 11th of June 2025, at 1 p.m. in Arctic Paper S.A. head office at Fabryczna 1 street, 66-470 Kostrzyn nad Odrą.

Legal basis for publication:

Minister of Finance directive of March 29, 2018 on current and periodic information provided by issuers of securities, and on conditions of equivalence of information required to be provided under non-Member State law, §19, clause 1, item 1.

ANNOUNCEMENT

OF THE MANAGEMENT BOARD OF ARCTIC PAPER SPÓŁKA AKCYJNA

OF THE CONVENING OF THE ORDINARY SHAREHOLDERS MEETING

Arctic Paper Spółka Akcyjna, with its registered office in Kostrzyn nad Odrą Fabryczna 1 street, 66-470 Kostrzyn nad Odrą, registered in the commercial register maintained by the District Court in Zielona Góra, 8th Commercial Division of the National Court Register under number KRS 0000306944, (the "Company") is convening the Ordinary Shareholders Meeting of the Company's Shareholders on 11th of June 2025.

1. DATE, TIME AND PLACE OF THE ORDINARY SHAREHOLDERS MEETING AND THE DETAILED AGENDA

1.1 Date and place

The Management Board of the Company, acting pursuant to art. 395 and art. 399 § 1 and in connection with art.4021 § 1 i § 2 of the Commercial Companies Code, is hereby convening the Ordinary Shareholders Meeting (the "Shareholders Meeting") to be held on 11th of June 2025, at 1.00 p.m. in the Company's head office in Kostrzyn nad Odrą Fabryczna 1 street, 66-470 Kostrzyn nad Odrą.

1.2 Agenda:

• 1. Opening the meeting and electing the Chairman of the Ordinary Shareholders Meeting;
• 1. Confirming that the Shareholders Meeting was convened correctly and is able to adopt resolutions;
• 1. Adopting the agenda;
• 1. Adopting a resolution on non-appointment of a Returning Committee of the Shareholders Meeting;
• 1. Adopting a resolution on the consideration and approval of the Management Board's report on the operations of the Company for the financial year 2024;
• 1. Adopting a resolution on the consideration and approval of the Company's financial statement for the financial year 2024;
• 1. Adoption of resolutions on consideration and approval of:

a) the Management Board's report on the operations of the Arctic Paper S.A. Capital Group for the financial year 2024 including sustainability statement;

b) consolidated financial statement of the Arctic Paper S.A. Capital Group.

1. Introduction of the Supervisory Board's assessment of the Company's financial statement and the consolidated financial statement of the Arctic Paper S.A. Capital Group and the Management Board's report on the Company's

operations and the Management Board's report on the operations of the Arctic Paper S.A. Capital Group. for the financial year 2024;

• 1. Consideration and approval of the report on the activities of the Supervisory Board of the Company for the financial year 2024;
• 1. Adopting a resolution on the distribution of the Company's net profit for the financial year 2024;
• 1. Adoption of resolutions on the acknowledgment of performance of duties by the Management Board Members in the financial year 2024;
• 1. Adoption of resolutions on the acknowledgment of performance of duties by the Supervisory Board Members in the financial year 2024;
• 1. Introduction to the content of the Remuneration Report of Members of the Management Board and Supervisory Board of Arctic Paper S.A. for the year 2024 together with the Independent Auditor's Report on the performance of the remuneration report evaluation service;
• 1. Adoption of a resolution on issuing an opinion on the Remuneration Report of Members of the Management Board and Supervisory Board of Arctic Paper S.A. for the year 2024;
• 1. Adoption of a resolution on the Remuneration Policy for Members of the Management Board and Supervisory Board of Arctic Paper S.A.;
• 1. Closing the meeting.

2. ELECTRONIC COMMUNICATION BETWEEN THE SHAREHOLDERS AND THE COMPANY

Within the scope stipulated by the Commercial Companies Code, the shareholders can communicate with the Company by way of electronic communication means, in particular they can submit motions, requests, pose questions and send notification and documents.

The correspondence referred to above must be addressed to the following e-mail address: wza@arcticpaper.com.

Any notices, motions, requests, statements submitted to the Company by way of electronic communication means shall be deemed submitted to the Company upon entering them into an electronic communication means in such a way that the person acting on behalf of the Company could familiarize himself with it within the working hours of the Management Board office which are provided on the Company's website or in the announcement on the convening of the Shareholders Meeting.

The Company shall not be liable for:

• (a) the results of the lack of possibility to use the means of electronic communication with the Company,
• (b) the Company's not receiving the correspondence sent by the persons authorized to participate in an electronic form,
• (c) any other effects caused by the shareholder's use of the electronic communication means in the contacts with the Company if the foregoing circumstances have occurred for reasons not attributable to the Company.

Any documents sent to the Company by a shareholder by electronic mail must be scanned in PDF format.

The scans referred to above must be legible and cannot raise doubts as to their nature and veracity of the scanned documents.

If a shareholder provides the Company with documents whose originals are drawn up in another language than Polish, such shareholder is obliged to provide the Company with their sworn translation into Polish.

3. THE RIGHT OF A COMPANY SHAREHOLDER TO REQUEST INCLUSION OF SPECIFIC MATTERS IN THE AGENDA OF THE SHAREHOLDERS MEETING

A shareholder or shareholders of the Company representing at least one twentieth of the share capital of the Company can request inclusion of specific matters in the agenda of the Shareholders Meeting. This request must be reported to the management Board of the Company not later than twenty one days prior to the Shareholders Meeting, i.e. not later than by 21st of May 2025.

A request to include specific matters in the agenda of the Shareholders Meeting must contain justification or a draft resolution regarding the proposed item of the agenda. The request can be submitted in writing or in electronic form – pursuant to the rules referred to in item 2 above.

A shareholder is obliged to enclose a copy of a deposit certificate referred to in item 6.2 below with the request submitted both in a written and electronic form.

4. THE RIGHT OF A SHAREHOLDER TO SUBMIT DRAFT RESOLUTIONS REGARDING MATTERS COVERED BY THE AGENDA OR MATTERS WHICH ARE TO BE INTRODUCED TO THE AGENDA PRIOR TO THE SHAREHOLDERS MEETING

A shareholder or shareholders of the Company representing at least one twentieth of the share capital of the Company can submit both in a written and electronic form prior to the date of the Shareholders Meeting – pursuant to the rules set forth in item 2 above - a draft resolution regarding the matters covered by the agenda or matters to be introduced to the agenda of the Shareholders Meeting.

The documents referred to in item 6.2 below must be attached to the submissions referred to below.

5. THE RIGHT OF A SHAREHOLDER TO SUBMIT DRAFT RESOLUTIONS REGARDING MATTERS INTRODUCED TO THE AGENDA DURING THE SHAREHOLDERS MEETING

Each shareholder of the Company has the right to submit draft resolutions regarding matters included in the approved agenda during the Shareholders Meeting.

6. INFORMATION ON THE MANNER OF EXERCISING VOTING RIGHTS BY THE ATTORNEY, INCLUDING IN PARTICULAR ON THE FORMS USED DURING VOTING BY THE ATTORNEY AND THE MANNER OF NOTIFICATION OF THE COMPANY OF APPOINTMENT OF AN ATTORNEY BY WAY OF ELECTRONIC COMMUNICATION MEANS

A Company shareholder being a natural person can participate in the Shareholders Meeting and exercise voting rights both in person and through an attorney.

A Company shareholder not being a natural person can participate in the Shareholders Meeting and exercise voting rights through a person authorized to make declarations of will on its behalf and through an attorney.

A power of attorney to participate in the Shareholders Meeting and exercise voting rights can be granted in writing or in electronic form.

The forms allowing the exercise of voting rights through an attorney are available from the date of convening the Shareholders Meeting at the Company's website www.arcticpapergroup.com in "Investors" tab. The forms of the powers of attorney were prepared separately for the Company shareholders being natural and separately for legal persons.

6.1 Power of attorney in a written form

In the event a shareholder has granted a power of attorney in written form, the attorney shall be obliged to submit the following documents upon preparation of the attendance list:

• (a) original power of attorney;
• (b) a copy of an excerpt from the register in which the shareholder is registered or another document confirming authorization of persons acting on behalf of such shareholder; and
• (c) a document allowing identification of the attorney.

If any of the aforementioned documents is prepared in another language than Polish, the attorney must enclose its sworn translation into Polish.

6.2 Notification of the Company of the granting of a power of attorney by way of means of electronic communication

A shareholder shall notify the Company of the granting of a power of attorney in an electronic form in writing or by way of use of a dedicated e-mail address referred to in item 2. In the notification the shareholder shall provide its telephone number and email address, and telephone number and e-mail address of the attorney, through

which the Company will be able to communicate with the shareholder or attorney in order to verify the fact of granting the power of attorney.

Along with the notification in an electronic form, the shareholder shall send the following to the Company:

• (a) text of the power of attorney;
• (b) if the shareholder is a natural person scan of an identity card, passport or another official identity document confirming the identity of the shareholder.
• (c) in the case of other shareholders a scan of an excerpt from the register in which it is registered or scan of another document confirming authorization of the persons acting on behalf of such entity,
• (d) if the attorney is a natural person scan of an identity card, passport or another official identity document confirming the identity of the attorney;
• (e) in the case of other attorneys a scan of an excerpt from the register in which it is registered or a scan of another document confirming authorization of the persons acting on behalf of such entity.

In case of any doubts regarding the veracity of the copies of the documents referred to above, the Company reserves the right to request that the attorney submit, upon drafting the attendance list, the following documents:

• (i) in the case of shareholders being natural persons originals or copies, certified by an entity authorized to certify compliance of the copies with the originals, of the documents referred to in item (b) and (d),
• (ii) in the case of other shareholders- originals or copies, certified by an entity authorized to certify compliance of the copies with the originals, of the documents referred to in item (c) and (e).

Notification of the granting or revoking of a power of attorney in an electronic form must be made by 12:00 noon on the business date preceding the Shareholders Meeting, i.e. by 10th of June 2025.

The rules described above apply respectively to the electronic notification of the Company revoking the power of attorney.

6.3 Verification of the validity of the power of attorney and identification of the shareholder and attorney

If the notification referred to in item 6.2 has been made pursuant to the rules stipulated herein regarding the convening of the Shareholders Meeting, the Company shall immediately confirm to the mandatory and attorney that the notification was correctly made.

If the notification referred to in item 6.2 has been made contrary to the rules set forth herein regarding the convening of the Shareholders Meeting, the Company shall immediately notify the notifying party of this fact and shall specify the defects of the notification. Such defects can constitute grounds for non-admission to participate in the Shareholders Meeting.

The Company has the right to contact by phone, at the number provided by a shareholder or to send a return e-mail in order to verify the fact of granting a power of attorney in an electronic form by the specific shareholder. The Company shall have the right to contact both the shareholder and the attorney.

The Company shall be entitled to take other actions in order to identify the shareholder and attorney for the purpose of verification of the power of attorney granted in an electronic form, provided these actions are proportionate to their purpose.

6.4 Power of attorney granted to a member of the Management Board or an employee of the Company

A Management Board member of an employee of the Company can serve as the shareholders' attorneys at the Shareholders Meeting.

If:

• (a) the Management Board member of the Company;
• (b) the Supervisory Board member of the Company;
• (c) Company's employee or:
• (d) a member of corporate bodies or an employee of a Company's subsidiary,

is a shareholder's attorney at the Shareholders Meeting, the power of attorney can only give entitlement to representation at the Shareholders Meeting.

The attorney is obliged to disclose to the Company shareholder all circumstances confirming the possibility of the occurrence of a conflict of interest. The granting of a further power of attorney is excluded in such circumstances.

In the event of appointment of an attorney referred to above, the Company shareholder is obliged to instruct the attorney on the manner of voting, and the attorney is obliged to vote in line with the instruction provided.

6.5 Power of attorney granted to a shareholder of the Company

A shareholder of the Company has the right, as an attorney of another shareholder, to vote on adoption of resolutions regarding its liability towards the Company on any account, including acknowledgment of performance of duties, release from obligations towards the Company and a dispute between the shareholder and the Company, provided the conditions referred to in item 6.4 above are met.

7. POSSIBILITY AND MANNER OF PARTICIPATION IN THE SHAREHOLDERS MEETING BY WAY OF MEANS OF ELECTRONIC COMMUNICATION

The Company does not stipulate the possibility to participate in the Shareholders Meeting by way of means of electronic communication.

8. INFORMATION ON THE MANNER OF SPEAKING DURING THE SHAREHOLDERS MEETING THROUGH THE MEANS OF ELECTRONIC COMMUNICATION

The Company does not stipulate possibility to speak during the Shareholders Meeting by way of means of electronic communication.

9. INFORMATION ON THE MANNER OF EXERCISING VOTING RIGHTS BY WAY OF CORRESPONDENCE OR BY WAY OF MEANS OF ELECTRONIC COMMUNICATION

The Company does not stipulate the possibility to exercise voting rights by way of correspondence or means of electronic communication.

10. DATE OF REGISTRATION OF PARTICIPATION IN THE SHAREHOLDERS MEETING

Pursuant to art. 406¹ of the Commercial Companies Code, 26th of May 2025 shall be the Record Date for the Shareholders Meeting ("Record Date").

11. INFORMATION ON THE RIGHT TO PARTICIPATE IN THE SHAREHOLDERS MEETING

Only the persons who at the Record Date are the Company shareholders shall be entitled to participate in the Shareholders Meeting.

At the request of a person holding rights attached to the dematerialized bearer's shares, such request made not earlier than after the announcement of the convening of the Shareholders Meeting, i.e. not earlier than on 16th of May 2025 and not later than on the first business day after the Record Date, i.e. not later than on 27th of May 2025, the entity maintaining a securities account shall issue a name certificate on the right to participate in the Shareholders Meeting.

A list of the holders of rights attached to the bearer's shares entitled to participate in the Shareholders Meeting will be established by the Company on the basis of the list prepared by Krajowy Depozyt Papierów Wartościowych S.A. [National Depository of Securities] ("KDPW") in accordance with the regulations on the trading in financial instruments.

KDPW shall prepare the list referred to above on the basis of lists delivered not later than 12 days prior to the date of the Shareholders Meeting by the entities holding rights pursuant to the regulations on the trading in financial instruments. The basis for the preparation of the lists delivered to KDPW shall be the issued certificates on the right to participate in the Shareholders Meeting.

11.1 Participation by shareholders whose shares are registered in the Swedish Central Securities Depository system maintained by Euroclear Sweden AB

Shareholders whose shares are registered with the Swedish Central Securities Depository system maintained by Euroclear Sweden AB, and who wish to participate in the Shareholders Meeting, must be recorded in the register of shareholders maintained by Euroclear Sweden AB on the Record Date, 26th of May 2025. Shareholders who intend to participate in the Shareholders Meeting are kindly asked to voluntarily notify the Company by e-mail to wza@arcticpaper.com no later than 4 th

of June 2025, including information on the name, address and telephone number of the shareholder, the number of shares held, and information on any proxies.

Shareholders whose shares are registered with the Swedish Central Securities Depository system maintained by Euroclear Sweden AB in the name of a nominee through the trust department of a bank or similar institution must, in order to be entitled to participate in the Shareholders Meeting, request that their shares are reregistered in their own names in the register of shareholders maintained by Euroclear Sweden AB. Such registration must be effected on 26th of May 2025 at latest. Such shareholders should instruct their nominees accordingly well in advance of this date.

Additional information for shareholders, whose shares are registered in the Swedish Central Securities Depository system maintained by Euroclear Sweden AB, is available on the Company's website www.arcticpapergroup.com in the "Investors" tab.

12. LIST OF SHAREHOLDERS

Pursuant to art. 407 § 1 of the Commercial Companies Code, the list of shareholders authorized to participate in the Shareholders Meeting will be made available at the offices of the Management Board of the Company, business three days prior to the date of the Shareholders Meeting, namely on 6 th , 9 th and 10th of June 2025.

The list of shareholders, referred to above, will be prepared based on the list prepared and made available to the Company by the KDPW pursuant to art. 406³ § 7 and § 8 of the Commercial Companies Code and from the Swedish Central Securities Depository system maintained by Euroclear Sweden AB

A shareholder in the Company can request that the list of shareholders authorized to participate in the Shareholders Meeting be sent to it free of charge by electronic mail and must provide its own e-mail address to which the list should be sent. This request must be sent to the Company to the address specified in item 2 hereof.

Pursuant to art. 407 § 2 of the Commercial Companies Code, a shareholder in the Company can request copies of the motions in matters covered by the agenda within one week before the date of the Shareholders Meeting.

13. ACCESS TO DOCUMENTATION

The full text of documentation to be presented during the Shareholders Meeting, along with draft resolutions (and if adoption of a resolution is not stipulated in a specific matter – notes of the Management Board) will be published on the Company's website - www.arcticpapergroup.com in the "Investors" tab, from the date of the Shareholders Meeting, pursuant to art. 402³ § 1 of the Commercial Companies Code.

14. WEBSITE ON WHICH THE INFORMATION ON THE SHAREHOLDERS MEETING WILL BE AVAILABLE

Any information regarding the Shareholders meeting is available on the Company's website www.arcticpapergroup.com in the "Investors" tab.