Resignation by Supervisory Board Members

Date: 26 March 2025

Subject: Resignation by Supervisory Board Members

Legal basis: Art. 56.1.2 of the Public Offering Act – Current and periodic information

Text of the report:

The Management Board of Diagnostyka S.A. (the “Company”) announces that on 26 March 2025, it received resignation letters from Matthew Strassberg and Paweł Malicki, members of the Company’s Supervisory Board. Their resignations will take effect on the date of the next General Meeting or, at the latest, on 30 June 2025.

Specific legal basis: Section 5.4 of the Minister of Finance’s Regulation on current and periodic information to be published by issuers of securities and conditions for recognition as equivalent of information whose disclosure is required under the laws of a non-member state of 29 March 2018.

For the Company:

Jakub Swadźba – CEO, President of the Management Board

Paweł Chytła – Vice President of the Management Board