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 October 2023

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 ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ¨

On October 19, 2023, MorphoSys AG (the “Company”) published two notifications of major holdings from The Goldman Sachs Group, Inc. and one notification of major holdings from JPMorgan Chase & Co.

Exhibits

99.1    Notification of Major Holdings from The Goldman Sachs Group, Inc.

99.2    Notification of Major Holdings from The Goldman Sachs Group, Inc

99.3    Notification of Major Holdings from JPMorgan Chase & Co.

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: October 19, 2023     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 October 2023 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 19.10.2023 / 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   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)   12 Oct 2023   % 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 0.08 % 9.96 % 10.04 % 34231943 Previous notification 0.18 % 9.72 % 9.90 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 15619 0.00 % 0.05 % US6177602025 0 11068 0.00 % 0.03 % Total 26687 0.08 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % Right To Recall Open 1447255 4.23 % Right Of Use Open 404783 1.18 %

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 161967 0.47 %     Total 2014005 5.88 % Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % Put Option 19.12.2025 Physical 950000 2.78 % Swap 29.09.2033 Cash 393791 1.15 % Call Warrant 31.12.2030 Cash 50865 0.15 %       Total 1394656 4.07 %   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. % % % Goldman Sachs (UK) L.L.C. % % %

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: Goldman Sachs Group UK Limited % % % Goldman Sachs International Bank % % % - % % % The Goldman Sachs Group, Inc. % % % Folio Financial, Inc. % % % Folio Investments, Inc. % % % - % % % The Goldman Sachs Group, Inc. % % % Goldman Sachs & Co. LLC % % % - % % % The Goldman Sachs Group, Inc. % % % Goldman Sachs (UK) L.L.C. % % % Goldman Sachs Group UK Limited % % % Goldman Sachs International % 8.19 % 8.19 % Proportion of voting rights Proportion of instruments Total of both % % %

10. Other explanatory remarks: Date 19.10.2023 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   18 Oct 2023

EX-99.2

Voting Rights Announcements | 19 October 2023 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 19.10.2023 / 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 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)   13 Oct 2023   % 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 0.10 % 9.32 % 9.42 % 34231943 Previous notification 0.08 % 9.96 % 10.04 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 21729 0.00 % 0.06 % US6177602025 0 11093 0.00 % 0.03 % Total 32822 0.10 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % Right To Recall Open 1101231 3.22 % Right Of Use Open 408198 1.19 %

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 306317 0.89 %     Total 1815745 5.30 % Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % Put Option 19.12.2025 Physical 950000 2.78 % Swap 29.09.2033 Cash 369151 1.08 % Call Warrant 31.12.2030 Cash 55239 0.16 %       Total 1374390 4.01 %   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 19.10.2023 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 % % % - % % % The Goldman Sachs Group, Inc. % % % Goldman Sachs (UK) L.L.C. % % % Goldman Sachs Group UK Limited % % % Goldman Sachs International % 8.02 % 8.02 % Proportion of voting rights Proportion of instruments Total of both % % %   18 Oct 2023

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

EX-99.3

Voting Rights Announcements | 19 October 2023 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 19.10.2023 / 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 LLC 16 Oct 2023   % 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 5.04 % 1.81 % 6.85 % 34231943 Previous notification 4.99 % 1.76 % 6.76 % / ISIN Absolute In %   Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE0006632003 0 1726972 0.00 % 5.04 % Total 1726972 5.04 % Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % Internal right to recall shares n/a n/a 246935 0.72 %

b.2. Instruments according to Sec. 38 (1) no. 2 WpHG 8. Information in relation to the person subject to the notification obligation lent out Third Party convertible bonds - right of use held 16/10/2025 16/10/2025 45699 0.13 %     Total 292634 0.85 % 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 239926 0.70 % Cash-settled Call Options 11/09/2025- 02/01/2099 Anytime Cash 1170 0.00 % Physically- settled Put Options 19/01/2024 19/01/2024 Physical 50 0.00 % Equity Swap 28/11/2023 -11/10/2030 28/11/2023 -11/10/2030 Cash 84936 0.25 %       Total 326082 0.95 %   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 % % % J.P. Morgan International Finance Limited % % % J.P. Morgan Capital Holdings Limited % % % J.P. Morgan Securities plc % % % - % % % JPMorgan Chase & Co. % % % JPMorgan Chase Holdings LLC % % % J.P. Morgan Broker- Dealer Holdings Inc. % % % J.P. Morgan Securities LLC 3.37 % % % J.P. Morgan Prime Inc. % % % - % % % JPMorgan Chase & Co. % % % JPMorgan Chase Bank, National Association % % % J.P. Morgan International Finance Limited % % % J.P. Morgan Structured Products % % %

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 19.10.2023 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 B.V. Proportion of voting rights Proportion of instruments Total of both % % %   18 Oct 2023