Information on transaction in Company shares under Article 19 MAR

Current report no. 9/2025

Drafting date: 13 February 2025

Subject: Information on transaction in Company shares under Article 19 MAR

Legal basis: Article 19(3) MAR – information on transactions carried out by persons discharging managerial responsibilities

The Management Board of Captor Therapeutics S.A. based in Wrocław ("the Company") informs that on
13 February 2025 it received from Michał Walczak, Member of the Management Board, the notification regarding transactions on the Company's shares under Article 19(1) of the MAR Regulation.

According to the information received from the shareholder addressed to the Company, the transaction covered by the attached notification is a subsequent transaction following the transaction as a result of which the EUR 20,000 threshold was exceeded (the threshold was exceeded as a result of the transaction covered by the notification provided by current report No. 3/2025 dated 27 January 2025). The Company provides the information it received from Mr Michał Walczak together with the notification:

I hereby inform that from 1 January 2025 to date I have acquired shares in the Company with a value of PLN 140,268.60 and from 1 to 31 December 2024 shares with a value of PLN 92,104.40.

The content of the notification is attached to this report.