Materials for the General Meeting of the Company convened for 31 August 2026

Date: 3 August 2026

Subject: Materials for the General Meeting of the Company convened for 31 August 2026

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”), in connection with the convening of the Extraordinary General Meeting of the Company for 31 August 2026 (the “EGM”), the agenda of which was announced in Current Report No. 13/2026, hereby provides, as an attachment, materials not previously made available to the public, which will be the subject of the EGM’s proceedings, i.e.:

Resolution No. 02/29/07/2026 of the Supervisory Board of Diagnostyka S.A. on giving its opinion on the resolutions to be adopted by the Extraordinary General Meeting of the Company convened for 31 August 2026.

Legal basis: § 20(1)(2) of the Regulation of the Minister of Finance of 6 June 2025 on current and periodic information provided by issuers of securities and the conditions for recognizing as equivalent information required under the laws of a non-member state.

For the Company:

Jakub Swadźba – President of the Management Board

Dariusz Zowczak – Vice President of the Management Board