Antevenio S A : Call of the Extraordinary General Shareholders’ Meeting, Antevenio S.A., November 25, 2021

CALL OF THE EXTRAORDINARY GENERAL MEETING OF

SHAREHOLDERS OF

ANTEVENIO, S.A.

Dear shareholders:

By resolution of the board of directors of Antevenio, S.A. (the "Company"), shareholders are hereby summoned to the extraordinary general shareholders' meeting to be held, on first call, at 10:00 AM on November 25th, 2021 (GMT+1) at Rambla Catalunya 123, entresol, Barcelona or, if the necessary quorum is not reached, at second call, in the same place and at the same time, on November 26th, 2021, to deal with, deliberate and adopt, as the case may be, the appropriate resolutions on the matters set out in the following:

AGENDA

Point regarding the re-appointment of Juan Rodés Miracle to the positionof director and secretary of the board of directors of the Company:

1. Re-appointment of Juan Rodés Miracle to the position of director and secretary of the board of directors of the Company.

Point regarding the approval of the annual remuneration of the board ofdirectors for the financial year 2021

2. Proposed remuneration for the board of directors for the financial year 2021.

Point regarding the change of Company's corporate name and consequent amendment of the articles of association (in italics) ("Article 1 -Denomination"):

3. Change of the Company's corporate name and consequent amendment of

Article 1 of the articles of association.

Points related to general matters:

1. Delegation of powers.
2. Qs and As.
3. Drafting, reading and approval, if the case, of the minutes of the meeting.
   Right of Attendance

The holders of at least a number of shares that is equivalent to one-thousandth of the share capital that has inscribed their shares five (5) days prior to that on which the general meeting is to be held and that meet the remaining requisites required by the articles of association shall be entitled to attend the general meeting.

This right to attend may be delegated in accordance with that established on this subject in the Law on Corporations and in the articles of association.

Pursuant to letter a) of paragraph 1 of article 3 of Royal Decree-Law,of November 17, as modified by Royal Decree-Law5/2021, of March 12, of extraordinary measures to support business solvency in response to COVID-19, the Company shall set up a system for telematic attendance. Shareholders who wish to attend by these means shall inform the Company, comply with the requirements indicated in the previous sections and request the attendance information by sending an electronic mail to the

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[e-mail] a copy [e-mail], from which they will be provided with all the instructions regarding the platform, technical requirements and other information that is needed in order to exercise their right to attend the meeting.

Right of Representation

Shareholders who are entitled to attend may be represented at the general meeting under the terms provided in the Law on Corporations and in the articles of association.

The representation shall be granted in writing specifically for each meeting. In any case, they cannot have more than one representative at the meeting.

The representation may always be revoked and personal attendance at the meeting by the represented shareholder will be deemed a revocation of the representation.

When granted by means of long-distance communication, the representation granted will only be validly revoked by means of postal correspondence, thereby sending to the Company's corporate address established for the holding of the meeting, the attendance card sent by the depository entity, duly signed and completed by the shareholder or by means of the form that the Company has on its website (www.antevenio.com) for proxy voting and long-distance voting.

In order to be valid, the representation, granted or communicated in conformity with that previously established, shall have to be received by the Company 24 hours prior to the third day prior to that foreseen for the holding of the meeting on first call.

The representation granted in a duly signed document and sent by the shareholder together with their National Identification document (DNI/NIE) or equivalent document to the e-mail address [e-mail] with a copy to the e- mail address [e-mail] with the same requirements and the same time period set forth in the previous paragraphs, clearly indicating the e-mail address to which the response must be sent, shall be deemed also valid.

Right of information

The shareholders may from the time of the publication of this call until the holding of the general meeting (i) examine at the Company's corporate address the full text of all the documents that have to be submitted for approval at the meeting referred to in this section; (ii) obtain from the Company immediately and gratuitously the sending or delivery of all the documents referred to in this section as well as (iii) consult the indicated documents on the website of the Company (www.antevenio.com).

In order to obtain said documents by means of e-mail the shareholder shall present a request together with their National Identification Document (DNI/NIE) or equivalent document together with the attendance card sent by the depository entity, which is duly signed and completed by the shareholder, to the e-mail address [e-mail] with a copy to the e-mail address [e-mail], thereby clearly indicating the e-mail address to which the response must be sent. The referred documents are the followings:

1. The report of the board of directors on the modification of the articles of association of Antevenio, S.A., detailing the text of the modification of the articles of association to be approved.
2. The announcement of the call to meeting.
3. The proposed resolutions to be submitted to the extraordinary general shareholders' meeting.
4. The model attendance and proxy card, as well as remote voting for the extraordinary general shareholders' meeting.

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It is expressly noted that until the seventh (7) natural day prior to that on which the meeting is to be held, the shareholder may request from the board of directors, in regard to the matters on the agenda, the information or clarifications that they deem necessary or formulate in writing the questions that they deem pertinent in accordance with that established in Article 197 of the Law on Corporations while the formal requirements described in the previous paragraphs.

Likewise, during the holding of the extraordinary general meeting, shareholders may verbally request the information or clarifications that they deem appropriate concerning the matters on the agenda.

Supplement and Proposals

Shareholders who represent at least five (5%) of the share capital may request that a supplement to the call, including one or more of the points on the agenda, be published.

The exercise of this right must be performed by means of a verifiable notice that must be received at the Company's corporate address within five (5) days following the publication of this call. The supplement to the call must be published as a minimum 15 days prior to the date set for the meeting of the extraordinary general meeting of shareholders.

The aforementioned right can also be exercised by sending the notice under the terms referred to in the previous paragraph, including the documents duly signed and sent by the shareholder(s) together with their National Identification Document (DNI/NIE) or its equivalent, to the e-mail address [e-mail] copy to [e-mail] the same requirements and the same period set forth in the previous paragraphs, indicating with clarity the e-mail address to which the response must be sent.

The aforementioned is understood notwithstanding the right of any shareholder during the general meeting to present alternative proposals or raise other points that do not need to appear included on the agenda under the terms provided in the Law on Corporations.

Right to vote

Shareholders entitled to attend may cast their vote on the proposals related to the points on the agenda by delivery or postal correspondence. They must ensure that the attendance card and vote, duly signed together with, if that is the case, the voting form for such purpose made available by the Company on its website, reaches the Company at the address for the holding of the meeting. In order to be valid, the vote cast by means of delivery or postal correspondence must be received by the Company at least 24 hours before the third day prior to that foreseen for the holding of the general meeting on first call.

Votes may also be sent to the e-mail address [e-mail] with a copy to the e-mail address [e-mail] with the same requirements and the same time period set forth in the previous paragraphs, clearly indicating the e-mail address to which the response must be sent.

Likewise, the shareholders are informed that the vote issued long-distance shall remain without effect by subsequent and express revocation within the period established for casting and performed by the same means for voting and assistance at the general meeting of shareholders that had been used as well as for the disposal of shares of which the Company has knowledge. Similarly, shareholders who have

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cast their vote long-distance shall be deemed present for purpose of the constitution of the general meeting.

Date for holding the meeting

Shareholders are informed that the required quorum is expected to be met on first call for which it is expected that the extraordinary general meeting will be held on first call on the day and at the place and hour stated previously.

This notice is published on the Company website (www.antevenio.com).

Barcelona, September 23rd, 2021 - The president of the board of directors, Fernando Rodés Vilà.

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