Voting Rights Announcements | 25 March 2024 16:00 MorphoSys AG MorphoSys AG: Release according to Article 40, Section 1 of the WpHG [the German Securities Trading Act] with the objective of Europe-wide distribution 25.03.2024 / 16:00 CET/CEST Dissemination of a Voting Rights Announcement transmitted by EQS News - a service of EQS Group AG. The issuer is solely responsible for the content of this announcement. Notification of Major Holdings 1. Details of issuer 2. Reason for notification MorphoSys AG MorphoSys AG: Release according to Article 40, Section 1 of the WpHG [the German Securities Trading Act] with the objective of Europe-wide distribution Name: MorphoSys AG Street: Semmelweisstr. 7 Postal code: 82152 City: Planegg Germany Legal Entity Identifier (LEI): 529900493806K77LRE72   Acquisition/disposal of shares with voting rights   Acquisition/disposal of instruments   Change of breakdown of voting rights X Other reason: voluntary group notification with triggered threshold on subsidiary level

3. Details of person subject to the notification obligation 4. Names of shareholder(s) holding directly 3% or more voting rights, if different from 3. 5. Date on which threshold was crossed or reached: 6. Total positions 7. Details on total positions a. Voting rights attached to shares (Sec. 33, 34 WpHG) b.1. Instruments according to Sec. 38 (1) no. 1 WpHG Legal entity: Barclays PLC City of registered office, country: London, United Kingdom Barclays Capital Securities Limited 19 March 2024   % of voting rights attached to shares (total of 7.a.) % of voting rights through instruments (total of 7.b.1 + 7.b.2) Total of both in % (7.a. + 7.b.) Total number of voting rights pursuant to Sec. 41 WpHG New 3.59 % 3.57 % 7.16 % 37674555 Previous notification 4.05 % 3.40 % 7.45 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 1354223 0.00 % 3.59 % Total 1354223 3.59 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % Right to recall n/a n/a 1258589 3.34 %

b.2. Instruments according to Sec. 38 (1) no. 2 WpHG 8. Information in relation to the person subject to the notification obligation 9. In case of proxy voting according to Sec. 34 para. 3 WpHG (only in case of attribution of voting rights in accordance with Sec. 34 para. 1 sent. 1 No. 6 WpHG)     Total 1258589 3.34 % Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % Portfolio Swap n/a 12/07/2024- 09/07/2029 Cash 54220 0.14 % Convertible bonds n/a 16/10/2025 Physical 30480 0.08 %       Total 84700 0.22 %   Person subject to the notification obligation is not controlled nor does it control any other undertaking(s) that directly or indirectly hold(s) an interest in the (underlying) issuer (1.). X Full chain of controlled undertakings starting with the ultimate controlling natural person or legal entity: Name % of voting rights (if at least 3% or more) % of voting rights through instruments (if at least 5% or more) Total of both (if at least 5% or more) Barclays PLC % % % Barclays Bank PLC % % % Barclays Capital Securities Limited 3.59 % % %

Date of general meeting: Holding total positions after general meeting (6.) after annual general meeting: 10. Other explanatory remarks: Date 25.03.2024 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases. Archive at www.eqs-news.com Language: English Company: MorphoSys AG Semmelweisstr. 7 82152 Planegg Germany Internet: www.morphosys.com   End of News EQS News Service Proportion of voting rights Proportion of instruments Total of both % % %   22 March 2024