Contract

Exhibit 10.1 Execution Version CLINICAL TRIAL COLLABORATION AND SUPPLY AGREEMENT by and between MSD International GmbH, MSD International Business GmbH, and Novocure GmbH Dated: May 18, 2022 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) WOULD LIKELY CAUSE COMPETITIVE HARM TO THE REGISTRANT IF PUBLICLY DISCLOSED. OMITTED INFORMATION IS MARKED WITH BRACKETS

1 CLINICAL TRIAL COLLABORATION AND SUPPLY AGREEMENT This CLINICAL TRIAL COLLABORATION AND SUPPLY AGREEMENT (this “Agreement”), is entered into as of May 18, 2022 (the “Effective Date”), by and among MSD International GmbH (“MSDIG”), MSD International Business GmbH (“MSDIB” and, collectively with MSDIG, “MSD”), [***], and Novocure GmbH, having a place of business at Xxxx 0, XX-0000 Xxxx X0, Xxxxxxxxxxx (“Novocure”). MSD and Novocure are each referred to herein individually as “Party” and collectively as “Parties”. RECITALS A. MSD holds intellectual property rights with respect to the MSD Compound (as defined below), which is being marketed and further developed by MSD for the treatment of certain tumor types. B. Novocure holds intellectual property rights with respect to the Novocure Device (as defined below), which is being marketed and further developed by Novocure for the treatment of certain tumor types. C. Novocure desires to sponsor a clinical trial in which the Novocure Device, and the MSD Compound would be used in the Combination. D. MSD and Novocure, consistent with the terms of this Agreement, desire to collaborate as more fully described herein, including by providing the MSD Compound and the Novocure Device. NOW, THEREFORE, in consideration of the premises and of the following mutual promises, covenants and conditions, the Parties, intending to be legally bound, mutually agree as follows: 1. Definitions. For all purposes of this Agreement, the capitalized terms defined in this Article 1 and throughout this Agreement shall have the meanings herein specified. 1.1. “Affiliate” means, with respect to either Party, a firm, corporation or other entity that, now or hereafter, directly or indirectly owns or controls said Party, or, now or hereafter, is owned or controlled by said Party, or is under common ownership or control with said Party. The word “control” as used in this definition means (a) the direct or indirect ownership of fifty percent (50%) or more of the outstanding voting securities of a legal entity or (b) possession, directly or indirectly, of the power to direct the management or policies of a legal entity, whether through the ownership of voting securities, contract rights, voting rights, corporate governance or otherwise. 1.2. “Agreement” means this agreement, as amended by the Parties from time to time, and as set forth in the preamble. 1.3. “Alliance Manager” has the meaning set forth in Section 3.10.3.

2 1.4. “Applicable Law” means all federal, state, local, national and regional statutes, laws, rules, regulations and directives applicable to a particular activity hereunder, including performance of clinical trials, medical treatment and the processing and protection of personal and medical data, that may be in effect from time to time, including those promulgated by the United States Food and Drug Administration (“FDA”), national regulatory authorities, the European Medicines Agency (“EMA”) and any successor agency to the FDA or EMA or any agency or authority performing some or all of the functions of the FDA or EMA in any jurisdiction outside the United States or the European Union (each a “Regulatory Authority” and collectively, “Regulatory Authorities”), and including cGMP and GCP (each as defined below); Data Protection Law; export control and economic sanctions regulations which prohibit the shipment of United States-origin products and technology to certain restricted countries, entities and individuals; and anti-bribery and anti-corruption laws pertaining to interactions with government agents, officials and representatives; laws and regulations governing payments to healthcare providers. 1.5. “Business Day” means any day other than a Saturday, Sunday, or a day on which commercial banks located in the country where the applicable obligations are to be performed are authorized or required by law to be closed. 1.6. “cGMP” means the current Good Manufacturing Practices officially published and interpreted by EMA, FDA and other applicable Regulatory Authorities that may be in effect from time to time and are applicable to the Manufacture of the MSD Compound or the Novocure Device, as applicable. 1.7. “Clinical Data” means all data (including raw data) and results generated by or on behalf of either Party or at either Party’s direction, or by or on behalf of the Parties together or at their direction, in the course of each such Party’s performance of the Study; [***]. 1.8. “Clinical Quality Agreement” has the meaning set forth in Section 8.2. 1.9. “CMC” means “Chemistry Manufacturing and Controls” as such term of art is used in the pharmaceutical industry. 1.10. “Combination” means the use or method of using the Novocure Device and the MSD Compound in concomitant or sequential administration. Use of this term is not intended to denote or imply that the use of the Novocure Device together with the MSD Compound constitutes a combination product as defined by FDA in 21 C.F.R. 3.2(e). 1.11. “Confidential Information” means any information (including personal data), Know-How or other proprietary information or materials furnished to one Party (“Receiving Party”) by or on behalf of the other Party (“Disclosing Party”) in connection with this Agreement, except to the extent that such information or materials: (a) was already known to the Receiving Party, other than under an obligation of confidentiality, at the time of disclosure by the Disclosing Party, as demonstrated by competent evidence; (b) was generally available to the public or otherwise part of the public domain at the time of its disclosure to the Receiving Party; (c) became generally available to the public or otherwise part of the public domain after its disclosure and other than through any act or omission of the Receiving Party in breach of this Agreement; (d) was

3 disclosed to the Receiving Party by a Third Party who had no obligation to the Disclosing Party not to disclose such information to others; or (e) was subsequently developed by the Receiving Party without use of the Disclosing Party Confidential Information, as demonstrated by competent evidence. 1.12. “Continuing Party” has the meaning set forth in Section 10.1.1(c). 1.13. “Control” or “Controlled” means, with respect to particular information or intellectual property, that the applicable Party owns or has a license to such information or intellectual property and has the ability to grant a right, license or sublicense to the other Party as provided for herein without violating the terms of any agreement or other arrangement with any Third Party. 1.14. “CTA” means an application to a Regulatory Authority for purposes of requesting the ability to start or continue a clinical trial. 1.15. “Data Protection Agreement” has the meaning set forth in Section 3.6. 1.16. “Data Protection Law” means any applicable data protection or privacy laws to which a Party, as applicable, is subject in connection with this Agreement. 1.17. “Data Sharing Schedule” means the schedule attached hereto as Schedule I. 1.18. “Defending Party” has the meaning set forth in Section 14.2.3. 1.19. “Delivery” with respect to the MSD Compound has the meaning set forth in Section 8.4.1. 1.20. “Disclosing Party” has the meaning set forth in the definition of Confidential Information. 1.21. “Disposition Package” has the meaning set forth in Section 8.8.1. 1.22. “Effective Date” has the meaning set forth in the preamble. 1.23. “EMA” has the meaning set forth in the definition of Applicable Law. 1.24. “Exclusions List” has the meaning set forth in the definition of Violation. 1.25. “FDA” has the meaning set forth in the definition of Applicable Law. 1.26. “Filing Party” has the meaning set forth in Section 10.1.1(c). 1.27. “Final Study Report” has the meaning set forth in Section 3.11. 1.28. “Force Majeure” has the meaning set forth Article 16.

4 1.29. “GCP” means the Good Clinical Practices officially published by EMA, FDA and the International Conference on Harmonisation of Technical Requirements for Registration of Pharmaceuticals for Human Use (ICH) that may be in effect from time to time and are applicable to the testing of the MSD Compound and ISO 14155 for the Novocure Device. 1.30. “Government Official” means: (a) any officer or employee of a government or any department, agency or instrument of a government; (b) any Person acting in an official capacity for or on behalf of a government or any department, agency, or instrument of a government; (c) any officer or employee of a company or business owned in whole or part by a government; (d) any officer or employee of a public international organization such as the World Bank or United Nations; (e) any officer or employee of a political party or any Person acting in an official capacity on behalf of a political party; and/or (f) any candidate for political office; who, when such Government Official is acting in an official capacity, or in an official decision-making role, has responsibility for performing regulatory inspections, government authorizations or licenses, or otherwise has the capacity to make decisions with the potential to affect the business of either of the Parties. 1.31. “IDE” means any Investigational Device Exemption filed or to be filed with the FDA as described in Title 21 of the U.S. Code of Federal Regulations, Part 812, and the equivalent application in the jurisdictions outside the United States. 1.32. “IND” means any Investigational New Drug Application filed or to be filed with the FDA as described in Title 21 of the U.S. Code of Federal Regulations, Part 312, and the equivalent application in the jurisdictions outside the United States, including an “Investigational Medicinal Product Dossier” filed or to be filed with Regulatory Authorities in the European Union. 1.33. “Inventions” means all inventions and discoveries, whether or not patentable, that are made, conceived, or first actually reduced to practice by or on behalf of a Party, or by or on behalf of the Parties together, [***]. 1.34. “Joint Development Committee” or “JDC” has the meaning set forth in Section 3.10.1. 1.35. “Joint Patent Application” has the meaning set forth in Section 10.1.1(c). 1.36. “Joint Patent” means a Patent that issues from a Joint Patent Application. 1.37. “Jointly Owned Invention” has the meaning set forth in Section 10.1.1(a). 1.38. “Know-How” means any proprietary invention, innovation, improvement, development, discovery, computer program, device, trade secret, method, know-how, process, technique or the like, including manufacturing, use, process, structural, operational and other data and information, whether or not written or otherwise fixed in any form or medium, regardless of the media on which contained and whether or not patentable or copyrightable, that is not generally known or otherwise in the public domain. 1.39. “Liability” has the meaning set forth in Section 14.2.1.

5 1.40. “Maintenance Compound” means temozolomide. 1.41. “Manufacture,” “Manufactured,” or “Manufacturing” means all activities related to the manufacture of the MSD Compound or the Novocure Device, including planning, purchasing, manufacture, processing, compounding, storage, filling, packaging, waste disposal, labeling, leafleting, testing, quality assurance, sample retention, stability testing, release, dispatch and supply, as applicable. 1.42. “Manufacturer’s Release” or “Release” has the meaning ascribed to release of the MSD Compound in the Clinical Quality Agreement. 1.43. “Manufacturing Site” means the facilities where the MSD Compound is Manufactured by or on behalf of MSD, as such Manufacturing Site may change from time to time in accordance with Section 8.7. 1.44. “MSD” has the meaning set forth in the preamble. 1.45. “MSD Background Patents” has the meaning set forth in Section 10.4.2. 1.46. “MSD Compound” means pembrolizumab, a humanized anti-human PD-1 monoclonal antibody, [***]. 1.47. “MSD Inventions” has the meaning set forth in Section 10.3. 1.48. “NDA” means a New Drug Application, Biologics License Application, Premarket Approval Application, Marketing Authorization Application, filing pursuant to Section 510(k) of the United States Federal Food, Drug and Cosmetic Act, or similar application or submission for a marketing authorization of a product filed with a Regulatory Authority to obtain marketing approval for a biological, pharmaceutical, medical device or diagnostic product in that country or in that group of countries. 1.49. “Non-Conformance” means, with respect to a given unit of the MSD Compound or the Novocure Device (a) an event that deviates from a requirement (an approved cGMP requirement with respect to the MSD Compound), such as a procedure, Specification, or operating parameter, or that requires an investigation to assess impact to the quality of the MSD Compound or the Novocure Device or (b) that such MSD Compound for such Novocure Device failed to meet the applicable representations and warranties set forth in Section 2.3. For the MSD Compound, classification of the Non-Conformance is detailed in the Clinical Quality Agreement. 1.50. “Non-Filing Party” has the meaning set forth in Section 10.1.1(c). 1.51. “Novocure” has the meaning set forth in the preamble. 1.52. “Novocure Background Patents” has the meaning set forth in Section 10.4.1. 1.53. “Novocure Device” means the medical device identified in the Protocol for providing low intensity, intermediate frequency, alternating electric fields (Tumor Treating Fields) delivered through noninvasive transducer arrays placed locoregionally to target tumors.

6 1.54. “Novocure Inventions” has the meaning set forth in Section 10.2. 1.55. “Novocure Technology Class” means the therapeutic use, on humans, of alternating electric fields in the range of [***]. 1.56. “Other Party” has the meaning set forth in Section 14.2.3. 1.57. “Opting-out Party” has the meaning set forth in Section 10.1.1(c). 1.58. “Party” has the meaning set forth in the preamble. 1.59. “Patent” means a patent, extension, registration, supplementary protection certificate or the like that issues from a given Patent Application. 1.60. “Patent Application” means a patent application (including any provisional, substitution, divisional, continuation, continuation in part, reissue, renewal, reexamination, extension, supplementary protection certificate and the like) in respect of a given invention. 1.61. “PD-1 Antagonist” means [***]. 1.62. “Person” means any individual, sole proprietorship, partnership, corporation, business trust, joint stock company, trust, unincorporated organization, association, limited liability company, institution, public benefit corporation, joint venture, entity or governmental entity. 1.63. “Pharmacovigilance Agreement” has the meaning set forth in Section 5.1. 1.64. “Premarket Approval” is the FDA process of scientific and regulatory review to evaluate the safety and effectiveness of Class III medical devices. Class III devices are those that support or sustain human life, or those that present a potentially high risk for a patient, are of substantial importance in preventing impairment of human health, or which present a potential, unreasonable risk of illness or injury. Heart valves, cochleary implants, and defibrillators are examples of Class III medical devices. 1.65. “Project Manager” has the meaning set forth in Section 3.10.1. 1.66. “Protocol” means the written documentation that describes the Study and sets forth specific activities to be performed as part of the conduct of the Study. 1.67. “Receiving Party” has the meaning set forth in the definition of Confidential Information. 1.68. “Regulatory Agreement” means that certain regulatory agreement regarding the Combination to be entered into by the Parties pursuant to Section 3.9, as the same may be amended from time to time. 1.69. “Regulatory Approvals” means, with respect to the MSD Compound, the Novocure Device, or the Combination (in each instance as the context may require), any and all

7 permissions (other than the Manufacturing approvals) required to be obtained from Regulatory Authorities and any other competent authority for the development, registration, importation, use in clinical trials, and distribution of such MSD Compound, Novocure Device, or Combination in the United States, Europe or other applicable jurisdictions for use in the Study. 1.70. “Regulatory Authorities” has the meaning set forth in the definition of Applicable Law. 1.71. “Regulatory Documentation” means, with respect to the MSD Compound, the Novocure Device or the Combination (in each instance as the context may require), all submissions to Regulatory Authorities in connection with the development of such MSD Compound, Novocure Device or Combination, including all INDs and amendments thereto, IDEs and amendments thereto, NDAs and amendments thereto, drug master files, correspondence with regulatory agencies, periodic safety update reports, adverse event files, complaint files, inspection reports and manufacturing records, in each case together with all supporting documents (including documents that include Clinical Data). 1.72. “Related Agreements” means the Data Protection Agreement, the Pharmacovigilance Agreement, the Clinical Quality Agreement and the Regulatory Agreement. 1.73. “Right of Reference” means the “right of reference” defined in 21 CFR 314.3(b), including with regard to a Party, allowing the applicable Regulatory Authority in a country to have access to relevant information (by cross-reference, incorporation by reference or otherwise) contained in Regulatory Documentation (and any data contained therein) filed with such Regulatory Authority with respect to the MSD Compound, the Novocure Device, only to the extent necessary for the conduct of the Study in such country or as otherwise expressly permitted or required under this Agreement to enable a Party to exercise its rights or perform its obligations hereunder. 1.74. “SAEs” has the meaning set forth in Section 5.2. 1.75. “Samples” means biological specimens collected from subjects participating in the Study, including urine, blood and tissue samples. 1.76. “Sample Testing” means the analyses to be performed by each Party using the applicable Samples, as described in the Sample Testing Schedule. 1.77. “Sample Testing Results” means those data and results arising from the Sample Testing performed by or on behalf of a Party. 1.78. “Sample Testing Schedule” means the schedule attached hereto as Schedule II. 1.79. “Specifications” means the requirements to which the MSD Compound and the Novocure Device must conform for use in the Study. The Specifications for the MSD Compound will be set forth in the certificate of analysis accompanying each batch of MSD Compound supplied for use in the Study and the Specifications for the Novocure Device shall be set forth in Schedule III.

20 Agreement”). In the event of any inconsistency between the terms of this Agreement and the Clinical Quality Agreement, the terms of this Agreement shall control. The Clinical Quality Agreement shall, among other things: (a) detail classification of the MSD Compound found to have a Non-Conformance; (b) include criteria for Manufacturer’s Release and related certificates and documentation; (c) include criteria and timeframes for acceptance of MSD Compound; (d) include procedures for the resolution of disputes regarding any MSD Compound found to have a Non-Conformance; and (e) include provisions governing the recall of the MSD Compound. 8.3. Minimum Shelf Life Requirements. Each Party shall use commercially reasonable efforts to supply the MSD Compound (in the case of MSD) hereunder with an adequate remaining shelf life at the time of Delivery to meet the Study requirements. 8.4. Provision of the MSD Compound and the Novocure Device. 8.4.1. MSD will deliver the MSD Compound DAP (INCOTERMS 2020) to Novocure’s, or its designee’s, location as specified by Novocure (“Delivery” with respect to such MSD Compound). [***] 8.4.2. Novocure is solely responsible, at its own cost, for supplying and providing access to the Novocure Device for use in the Study. Novocure shall ensure that all such activities are conducted in compliance with cGMP, GCP and other Applicable Law and the Clinical Quality Agreement (if applicable). 8.5. Labeling and Packaging; Use, Handling and Storage. 8.5.1. The Parties’ obligations with respect to the labeling and packaging of the MSD Compound are as set forth in the Clinical Quality Agreement. Notwithstanding the foregoing or anything to the contrary contained herein, MSD shall provide the MSD Compound to Novocure in the form of [***]. 8.5.2. Novocure shall: (a) use the MSD Compound solely for purposes of performing the Study; (b) not use the MSD Compound in any manner that is inconsistent with this Agreement or for any commercial purpose; and (c) label, use, store, transport, handle and dispose of the MSD Compound in compliance with Applicable Law and the Clinical Quality Agreement, as well as all instructions of MSD. Novocure shall not reverse engineer, reverse compile, disassemble or otherwise attempt to derive the composition or underlying information, structure or ideas of the MSD Compound, and in particular shall not analyze the MSD Compound by physical, chemical or biochemical means except as necessary to perform its obligations under the Clinical Quality Agreement. 8.6. Product Specifications. A certificate of analysis shall accompany each shipment of the MSD Compound to Novocure. Upon request, Novocure shall provide MSD with necessary details to confirm the Novocure Device used in the Study meets all requirements and Specifications.

32 Novocure and MSD have no obligation to renew this Agreement or apply this Agreement to any clinical trial other than the Study. Nothing in this Agreement obligates the Parties to enter into any other agreement (other than the Related Agreements) at this time or in the future. 21. Governing Law; Dispute Resolution. 21.1. The Parties shall attempt in good faith to settle all disputes arising out of or in connection with this Agreement in an amicable manner. Any claim, dispute or controversy arising out of or relating to this Agreement, including the breach, termination or validity hereof or thereof, shall be governed by and construed in accordance with the substantive laws of the State of New York, without giving effect to its choice of law principles. 21.2. Nothing contained in this Agreement shall deny either Party the right to seek injunctive or other equitable relief from a court of competent jurisdiction in the context of a bona fide emergency or prospective irreparable harm, and such an action may be filed or maintained notwithstanding any ongoing discussions between the Parties. 22. Notices. All notices or other communications that are required or permitted hereunder shall be in writing and delivered personally, sent by facsimile or email (and promptly confirmed by personal delivery or overnight courier), or sent by internationally-recognized overnight courier addressed as follows: If to Novocure, to: Xxxxxxxx XxxX Xxxx 0, XX-0000 Xxxx X0 Xxxxxxxxxxx Attention: Wilco Groenhuysen, Chief Operating Officer With copies (which shall not constitute notice) to: Novocure Inc. 00 Xxxxx Xxxxxx Xxxxxxx, Xxxxx 000 Xxxxxxx, Xxxxxxxxxxxx 00000 XXX Attention: General Counsel If to MSD, to: MSD International GmbH [***] MSD International Business GmbH[***] With copies (which shall not constitute notice) to: [***]