Notice of the Convening of the Extraordinary General Meeting of Diagnostyka S.A.

Date: 27 July 2026

Subject: Notice of the Convening of the Extraordinary General Meeting of Diagnostyka S.A.

Legal basis: Article 56(1)(2) of the Act on Public Offering – current and periodic information

Text of the report:

The Management Board of Diagnostyka S.A., with its registered office in Kraków (the “Company”), acting pursuant to Article 399 § 1 of the Commercial Companies Code (the “CCC”), has convened an Extraordinary General Meeting for 31 August 2026, to be held at 14:00 in Kraków, at the Aquarius building, 18 Życzkowskiego Street.

The following agenda has been adopted:

1. Opening of the Extraordinary General Meeting.
2. Election of the Chairperson of the Extraordinary General Meeting.
3. Confirmation that the Extraordinary General Meeting has been duly convened and is capable of adopting binding resolutions.
4. Adoption of the agenda.
5. Adoption of a resolution on the appointment of Mr Jakub Tatak to the Management Board of the Company and entrusting him with the position of Vice President of the Management Board.
6. Adoption of a resolution on the merger with the Company’s subsidiary, Diagnostyka Digital Hub sp. z o.o., with its registered office in Kraków.
7. Closing of the Extraordinary General Meeting.

Attached to this report, the Company provides the notice of the convening of the Extraordinary General Meeting prepared in accordance with Article 402² of the CCC, together with the draft resolutions to be considered at the meeting.

For the Company:

Jakub Swadźba – President of the Management Board

Dariusz Zowczak – Vice President of the Management Board