6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2024

COMMISSION FILE NUMBER 001-38455

MorphoSys AG

Semmelweisstrasse 7

82152 Planegg

Germany

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F: Form 20-F x Form 40-F ¨

On April 19, 2024, MorphoSys AG (the “Company”) published three notifications of major holdings from Morgan Stanley, Barclays PLC and JP Morgan.

Exhibits

99.1    Notification of Major Holdings from Morgan Stanley

99.2    Notification of Major Holdings from Barclays PLC

99.3    Notification of Major Holdings from JP Morgan

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

MORPHOSYS AG (Registrant)

Date: April 19, 2024         

    By:    /s/ i.A. Inge Altinger-Ralle

        Name: Inge Altinger-Ralle

        Title:    Specialist Corporate Publishing

    By:    /s/ i.A. Robert Mayer    

        Name: Robert Mayer

        Title:    Director Investor Relations

EX-99.1

Voting Rights Announcements | 19 April 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 19.04.2024 / 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 X 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: Morgan Stanley City of registered office, country: Wilmington, Delaware, United States of America (USA) Morgan Stanley & Co. LLC 12 Apr 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 5.63 % 5.95 % 11.58 % 37716423 Previous notification 5.47 % 6.92 % 12.39 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 2123909 0.00 % 5.63 % Total 2123909 5.63 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in %

b.2. Instruments according to Sec. 38 (1) no. 2 WpHG 8. Information in relation to the person subject to the notification obligation Right of recall over securities lending agreements at any time at any time 194018 0.51 %     Total 194018 0.51 % Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % Equity Put Option 19.12.2025 at any time Physical 2000000 5.30 % Retail Structured Product From 28.03.2067 to 19.06.2067 at any time Cash 2 0.00 % Equity Swap From 06.02.2026 to 13.07.2026 at any time Cash 51428 0.14 %       Total 2051430 5.44 %   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)

Morgan Stanley % % % Morgan Stanley Capital Management, LLC % % % Morgan Stanley & Co. LLC 3.49 % % % - % % % Morgan Stanley % % % Morgan Stanley International Holdings Inc. % % % Morgan Stanley International Limited % % % Morgan Stanley Investments (UK) % % % Morgan Stanley & Co. International plc % 5.65 % 7.78 % - % % % Morgan Stanley % % % Morgan Stanley Capital Management, LLC % % % Morgan Stanley & Co. LLC 3.49 % % % Prime Dealer Services Corp. % % % - % % % Morgan Stanley % % % Morgan Stanley Capital Management, LLC % % %

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) Date of general meeting: Holding total positions after general meeting (6.) after annual general meeting: 10. Other explanatory remarks: Date 19.04.2024 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 Morgan Stanley Smith Barney LLC % % % Proportion of voting rights Proportion of instruments Total of both % % %   18 Apr 2024

EX-99.2

Voting Rights Announcements | 19 April 2024 16:01 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 19.04.2024 / 16:01 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 3. Details of person subject to the notification obligation 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 X Acquisition/disposal of shares with voting rights   Acquisition/disposal of instruments   Change of breakdown of voting rights   Other reason:

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 16 Apr 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 5.80 % 4.27 % 10.06 % 37716423 Previous notification 5.16 % 3.45 % 8.61 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 2185764 0.00 % 5.80 % Total 2185764 5.80 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % Right to recall n/a n/a 1578008 4.18 %     Total 1578008 4.18 %

b.2. Instruments according to Sec. 38 (1) no. 2 WpHG 8. Information in relation to the person subject to the notification obligation 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 645 0.00 % Convertible bonds n/a 16/10/2025 Physical 30480 0.08 %       Total 31125 0.08 %   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 5.80 % % 7.02 % - % % % Barclays PLC % % % Barclays Bank PLC % % % Barclays US Holdings Limited % % %

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) Date of general meeting: Holding total positions after general meeting (6.) after annual general meeting: 10. Other explanatory remarks: Date 19.04.2024 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   Barclays US LLC % % % Barclays Group US Inc. % % % Barclays Capital Inc. % % % Proportion of voting rights Proportion of instruments Total of both % % %   18 Apr 2024

End of News EQS News Service

EX-99.3

Voting Rights Announcements | 19 April 2024 16:02 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 19.04.2024 / 16:02 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 3. Details of person subject to the notification obligation 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 X Acquisition/disposal of shares with voting rights   Acquisition/disposal of instruments   Change of breakdown of voting rights   Other reason:

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: JPMorgan Chase & Co. City of registered office, country: Wilmington, Delaware, United States of America (USA) J.P. Morgan Securities plc; J.P. Morgan Securities LLC 16 Apr 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 7.48 % 1.22 % 8.70 % 37716423 Previous notification 8.99 % 1.67 % 10.66 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 2821618 0.00 % 7.48 % Total 2821618 7.48 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % 0 0.00 %     Total 0 0.00 %

b.2. Instruments according to Sec. 38 (1) no. 2 WpHG 8. Information in relation to the person subject to the notification obligation Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % Convertible bonds 16/10/2025 16/10/2025 Physical 373218 0.99 % Cash-settled Call Options 12/01/2026- 02/01/2099 Anytime Cash 3603 0.01 % Physically- settled Put Options 23/05/2024 23/05/2024 Physical 3125 0.01 % Equity Swap 29/11/2024 -27/11/2030 29/11/2024 -27/11/2030 Cash 79398 0.21 %       Total 459344 1.22 %   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) JPMorgan Chase & Co. % % % JPMorgan Chase Bank, National Association % % %

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) Date of general meeting: Holding total positions after general meeting (6.) after annual general meeting: J.P. Morgan International Finance Limited % % % J.P. Morgan Capital Holdings Limited % % % J.P. Morgan Securities plc 4.28 % % 5.49 % - % % % JPMorgan Chase & Co. % % % JPMorgan Chase Holdings LLC % % % J.P. Morgan Broker- Dealer Holdings Inc. % % % J.P. Morgan Securities LLC 3.20 % % % - % % % JPMorgan Chase & Co. % % % JPMorgan Chase Bank, National Association % % % J.P. Morgan International Finance Limited % % % J.P. Morgan Structured Products B.V. % % %

10. Other explanatory remarks: Date 19.04.2024 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 % % %   18 Apr 2024