Investor Relations Captor Therapeutics ®

Communication from the National Depository for Securities (Krajowy Depozyt Papierów Wartościowych S.A.) on the registration in the depository for securities of the rights to series T ordinary bearer s

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Current report no. 45/2024

Drafting date: 19 December 2024

Subject: Communication from the National Depository for Securities (Krajowy Depozyt Papierów Wartościowych S.A.) on the registration in the depository for securities of the rights to series T ordinary bearer shares.

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

The Management Board of Captor Therapeutics S.A., based in Wrocław, Poland (the “Company”), announces that on 19 December 2024, the Company became aware of the issuance by the National Depository for Securities S.A. (“KDPW”) on 19 December 2024 to register 822,467 rights to Series T ordinary bearer shares of the Company (the ‘Rights Allotment Certificates’) with the securities depository. The Rights to Shares will be registered under the ISIN code PLCPTRT00063.

The date of registration of the Rights to Shares in the securities depository of the NDS will be 20 December 2024.