Captor Therapeutics S.A.

Major Shareholding Notification • Nov 19, 2021

BLACK FOREST SICAV-SIF societe anonyme, Luxembourg, 18, rue de l'Eau, 1449 Luxembourg, Grand Duchy of Luxembourg Luxembourg trade and companies register number B203895 (the "Notifier")

Kielce, November 19th, 2021

KOMISJA NADZORU FINANSOWEGO Plac Powstańców Warszawy 1 00-950 Warszawa

Oncoarendi Therapeutics S.A. ul. Żwirki i Wigury 101, 02-089 Warszawa

The Notifier acting pursuant to Article 69 section 1 paragraph 1 of the Act of July 29th, 2005 on Public Offers and Conditions of Introduction of Financial Instruments to Organized Trading System and on Public Companies (Journal of Laws No. 184, Item 1539, unified text Journal of Laws from year 2021 Item 1983) (the "Act") hereby notifies that the Notifier acquired 4.135.000 (in words: four million one hundred thirty five thousand) shares in Oncoarendi Therapeutics S.A. with its seat in Warsaw (respectively the "Shares", the "Company"), constituting 29,6382% of the Company's share capital, authorising to 4.135.000 (in words: four million one hundred thirty five thousand) votes at the Company's general meeting and representing 29,6382% of the total number of votes at the Company's general meeting.

The acquisition of the Shares results from out of session block shares acquisition transaction executed on November 16th, 2021 (the "Transaction"). As a result of the Transaction the Notifier directly get over 25% of the total number of votes at the Company's general meeting.

Prior to the Transaction:

• 1. The Notifier did not held any shares of the Company directly;
• 1. The Notifier held shares of the Company indirectly through:
  2. 1) FTF Columbus Sp. z o.o. with its seat in Kielce, which held 40.000 (in words: forty thousand) shares of the Company, constituting 0,2867% of the Company's share capital, authorising to 40.000 (in words: forty thousand) votes at the Company's general meeting and representing 0,2867% of the total number of votes at the Company's general meeting;
  3. 2) IPOPEMA 112 FIZAN investment fund, which held 4.135.000 (in words: four million one hundred thirty five thousand) shares in the Company, constituting 29,6382% of the Company's share capital, authorising to 4.135.000 (in words: four million one hundred thirty five thousand) votes at the Company's general meeting and representing 29,6382% of the total number of votes at the Company's general meeting.

At present the Notifier holds directly 4.135.000 (in words: four million one hundred thirty five thousand) shares in the Company, constituting 29,6382% of the Company's share capital, authorising to 4.135.000 (in words: four million one hundred thirty five thousand) votes at the Company's general meeting and representing 29,6382% of the total number of votes at the Company's general meeting.

FTF Columbus Sp. z o.o. with its seat in Kielce, subsidiary of the Notifier, holds 40.000 (in words: forty thousand) shares of the Company constituting 0,2867% of the Company's share capital, authorising to 40.000 (in words: forty thousand) votes at the Company's general meeting and representing 0,2867% of the total number of votes at the Company's general meeting.

The Notifier directly and indirectly, through FTF Columbus Sp. z o.o., holds 4.175.000 (in words: four million one hundred seventy five thousand) shares in the Company, constituting 29,9249% of the Company's share capital, authorising to 4.175.000 (in words: four million one hundred seventy five thousand) votes at the Company's general meeting and representing 29,9249% of the total number of votes at the Company's general meeting.

There are not any persons referred to in Article 87, paragraph 1, subparagraph 3, letter c of the Act.

There are not any financial instruments referred to in Article 69b, paragraph 1 of the Act.