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 February 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 February 12, 2024, MorphoSys AG (the “Company”) published three notifications of major holdings from T. Rowe Price Group, Inc., UBS Group AG and Morgan Stanley.

Exhibits

99.1    Notification of Major Holdings from T. Rowe Price Group, Inc.

99.2    Notification of Major Holdings from UBS Group AG

99.3    Notification of Major Holdings from Morgan Stanley

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: February 12, 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 | 12 February 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 12.02.2024 / 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 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: T. Rowe Price Group, Inc. City of registered office, country: Baltimore, Maryland, United States of America (USA)   06 Feb 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 4.35 % 0.00 % 4.35 % 37655137 Previous notification 5.04 % 0.00 % 5.04 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) US6177602025 0 1637437 0.00 % 4.35 % Total 1637437 4.35 % 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 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: Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % 0 0.00 %       Total 0 0.00 %   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) T. Rowe Price Group, Inc. % % % T. Rowe Price Associates, Inc. % % % T. Rowe Price Investment Management, Inc. 4.35 % % %

10. Other explanatory remarks: Date 12.02.2024 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 % % %   09 Feb 2024

EX-99.2

Voting Rights Announcements | 12 February 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 12.02.2024 / 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 X 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: UBS Group AG City of registered office, country: Zurich, Switzerland UBS AG 06 Feb 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 3.33 % 2.57 % 5.90 % 37655137 Previous notification n/a % n/a % n/a % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 967678 0.00 % 2.57 % US6177602025 0 287513 0.00 % 0.76 % Total 1255191 3.33 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % Right to recall over shares At any time 59859 0.16 %

b.2. Instruments according to Sec. 38 (1) no. 2 WpHG Right of use over shares At any time 500100 1.33 % Right of use over ADRs (US617760202 5) At any time 340366 0.90 % Right to recall over ADRs (US617760202 5) At any time 7111 0.02 %     Total 907436 2.41 % Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % Convertible bonds (DE000A3H2 XW6) 25/11/2020 - 30/08/2025 Physical 54840 0.15 % Right of use over convertible bonds (CH1286962 597) At any time Cash 3514 0.01 % Right of use over convertible bonds (CH1303979 921) At any time Cash 289 0.00 % Short Put Option 16/02/2024 Physical 1700 0.00 %       Total 60343 0.16 %

8. Information in relation to the person subject to the notification obligation   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) UBS Group AG % % % UBS AG 3.05 % % % UBS Switzerland AG % % % - % % % UBS Group AG % % % UBS AG 3.05 % % % UBS Asset Management AG % % % UBS Asset Management Holding (No. 2) Ltd % % % UBS Asset Management Holding Ltd % % % UBS Asset Management (UK) Limited % % % - % % % UBS Group AG % % %

UBS AG 3.05 % % % UBS Asset Management AG % % % UBS Asset Management Switzerland AG % % % UBS Fund Management (Switzerland) AG % % % - % % % UBS Group AG % % % UBS AG 3.05 % % % UBS Americas Holding LLC % % % UBS Americas Inc. % % % UBS Securities LLC % % % - % % % UBS Group AG % % % UBS AG 3.05 % % % UBS Asset Management AG % % % UBS Fund Management (Luxembourg) SA % % % - % % % UBS Group AG % % % Credit Suisse AG % % % Credit Suisse (Schweiz) AG % % % - % % % UBS Group AG % % %

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 12.02.2024 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 Credit Suisse AG % % % Credit Suisse Asset Management International Holding Ltd % % % Credit Suisse Asset Management & Investor Services (Schweiz) Holding AG % % % Credit Suisse Funds AG % % % Proportion of voting rights Proportion of instruments Total of both % % %   09 Feb 2024

Semmelweisstr. 7 82152 Planegg Germany Internet: www.morphosys.com   End of News EQS News Service

EX-99.3

Voting Rights Announcements | 12 February 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 12.02.2024 / 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 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 X 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)   05 Feb 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 2.97 % 8.87 % 11.84 % 37655137 Previous notification 2.34 % 9.36 % 11.70 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 1119348 0.00 % 2.97 % Total 1119348 2.97 % 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 929650 2.47 %     Total 929650 2.47 % 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 5.31 % Retail Structured Product From 28.03.2067 to 19.06.2067 at any time Cash 7 0.00 % Equity Swap From 06.09.2024 to 13.07.2026 at any time Cash 408561 1.09 %       Total 2408568 6.40 %   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 Domestic Holdings, LLC % % % Morgan Stanley Capital Services LLC % % % - % % % Morgan Stanley % % % Morgan Stanley Capital Management, LLC % % % Morgan Stanley & Co. LLC % % % - % % % Morgan Stanley % % % Morgan Stanley International Holdings Inc. % % % Morgan Stanley International Limited % % % Morgan Stanley Investments (UK) % % % Morgan Stanley & Co. International plc % 6.26 % 7.14 % - % % % 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 12.02.2024 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 Morgan Stanley & Co. LLC % % % Prime Dealer Services Corp. % % % - % % % Morgan Stanley % % % Morgan Stanley Capital Management, LLC % % % Morgan Stanley Smith Barney LLC % % % Proportion of voting rights Proportion of instruments Total of both % % %   09 Feb 2024

Semmelweisstr. 7 82152 Planegg Germany Internet: www.morphosys.com   End of News EQS News Service