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 28, 2024, MorphoSys AG (the “Company”) published three notifications of major holdings from Morgan Stanley, DWS Investment GmbH and The Goldman Sachs Group, Inc.

Exhibits

99.1    Notification of Major Holdings from Morgan Stanley

99.2    Notification of Major Holdings from DWS Investment GmbH

99.3    Notification of Major Holdings from Goldman Sachs

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 28, 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 | 28 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 28.02.2024 / 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 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. International plc Morgan Stanley & Co. LLC 21 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 6.88 % 7.03 % 13.91 % 37655137 Previous notification 6.77 % 6.92 % 13.70 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 2590986 0.00 % 6.88 % Total 2590986 6.88 % 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 555398 1.47 %     Total 555398 1.47 % 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 2 0.00 % Equity Swap From 28.05.2024 to 13.07.2026 at any time Cash 90283 0.24 %       Total 2090285 5.55 %   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 3.66 % % % - % % % Morgan Stanley % % % Morgan Stanley International Holdings Inc. % % % Morgan Stanley International Limited % % % Morgan Stanley Investments (UK) % % % Morgan Stanley & Co. International plc 3.18 % 5.72 % 8.90 % - % % % 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 28.02.2024 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases. Archive at www.eqs-news.com Language: English Morgan Stanley & Co. LLC 3.66 % % % 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 % % % The notification was triggered mainly due to an acquisition of shares with voting rights in addition to an acquisition of client securities over which Morgan Stanley & Co. LLC has a right of use.  27 Feb 2024

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

EX-99.2

Voting Rights Announcements | 28 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 28.02.2024 / 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   Acquisition/disposal of shares with voting rights   Acquisition/disposal of instruments   Change of breakdown of voting rights X Other reason: Equity collateral returned

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: DWS Investment GmbH City of registered office, country: Frankfurt am Main, Germany   22 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 4.12 % 0.08 % 4.20 % 37655137 Previous notification 5.41 % 0.08 % 5.49 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 1551425 0.00 % 4.12 % Total 1551425 4.12 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % Right to Recall 29500 0.08 %     Total 29500 0.08 %

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: 10. Other explanatory remarks: 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 % X 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.).   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)   Proportion of voting rights Proportion of instruments Total of both % % % Equity collateral returned via transfer of title. 

Date 28.02.2024 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 27 Feb 2024

EX-99.3

Voting Rights Announcements | 28 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 28.02.2024 / 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 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   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: The Goldman Sachs Group, Inc. City of registered office, country: Wilmington, DE, United States of America (USA)   22 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 0.18 % 24.26 % 24.45 % 37655137 Previous notification 0.18 % 25.65 % 25.83 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) US6177602025 0 6258 0.00 % 0.02 % DE0006632003 0 63164 0.00 % 0.17 % Total 69422 0.18 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % Right To Recall Open 6417472 17.04 % Right Of Use Open 882452 2.34 %

b.2. Instruments according to Sec. 38 (1) no. 2 WpHG 8. Information in relation to the person subject to the notification obligation Convertible Bond 16.10.2025 451839 1.20 %     Total 7751763 20.59 % Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % Call Warrant 31.12.2030 Cash 119667 0.32 % Put Option 19.12.2025 Physical 900000 2.39 % Swap 22.02.2034 Cash 365473 0.97 %       Total 1385140 3.68 %   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) The Goldman Sachs Group, Inc. % % % GSAM Holdings LLC % % % Goldman Sachs Asset Management, L.P. % % % - % % %

The Goldman Sachs Group, Inc. % % % GSAM Holdings LLC % % % Goldman Sachs Asset Management Holdings LLC % % % Goldman Sachs Asset Management UK Holdings I Ltd % % % Goldman Sachs Asset Management UK Holdings II Ltd % % % Goldman Sachs Asset Management Holdings I B.V. / Goldman Sachs Asset Management Holdings II B.V. % % % Goldman Sachs Asset Management Holdings B.V. % % % - % % % The Goldman Sachs Group, Inc. % % % Goldman Sachs Bank USA % % % Goldman Sachs Bank Europe SE % % % - % % % The Goldman Sachs Group, Inc. % % % Folio Financial, Inc. % % % Folio Investments, Inc. % % %

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 28.02.2024 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases. Archive at www.eqs-news.com - % % % The Goldman Sachs Group, Inc. % % % Goldman Sachs & Co. LLC % 5.75 % 5.75 % - % % % The Goldman Sachs Group, Inc. % % % Goldman Sachs (UK) L.L.C. % % % Goldman Sachs Group UK Limited % % % Goldman Sachs International % 17.25 % 17.38 % Proportion of voting rights Proportion of instruments Total of both % % %   27 Feb 2024

Language: English Company: MorphoSys AG Semmelweisstr. 7 82152 Planegg Germany Internet: www.morphosys.com   End of News EQS News Service