Company: GNMSF
Filing Date: 2025-10-21
Form Type: SC TO-T
Source: 0001193125-25-244292
Chunk: 3

Company: GENMAB A/S
Filing Date: 2025-10-21
Form: SC TO-T
Chunk 3
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Conditions of the Offer” |

| • |     | Section 17—“Certain Legal Matters; Regulatory Approvals” |

| • |     | Section 19—“Miscellaneous” |

(a)(1)(ix)-(xi), (a)(2)(vi) Not applicable.

| Item 5. | Past Contacts, Transactions, Negotiations and Agreements. |

(a), (b) The information set forth in the following sections of the Offer to Purchase is incorporated herein by reference:

| • |     | the “Summary Term Sheet” |

| • |     | the “Introduction” |

| • |     | Section 9—“Certain Information Concerning Genmab, Purchaser and Certain Related Persons” |

| • |     | Section 11—“Background of the Offer; Past Contacts or Negotiations with Merus” |

| • |     | Section 12—“The Transaction Agreements” |

| • |     | Section 13—“Purpose of the Offer; Back-End Transactions; 
 Plans for Merus”                                         |

| Item 6. | Purposes of the Transaction and Plans or Proposals. |

(a) The information set forth in the following sections of the Offer to Purchase is incorporated herein by reference:

| • |     | the “Summary Term Sheet” |

| • |     | the “Introduction” |

| • |     | Section 13—“Purpose of the Offer; Back-End Transactions; 
 Plans for Merus”                                         |

(c) (1)-(7) The information set forth in the following sections of the Offer to Purchase is incorporated herein by reference:

| • |     | the “Summary Term Sheet” |

| • |     | the “Introduction” |

| • |     | Section 11—“Background of the Offer; Past Contacts or Negotiations with Merus” |

| • |     | Section 12—“The Transaction Agreements” |

| • |     | Section 13—“Purpose of the Offer; Back-End Transactions; 
 Plans for Merus”                                         |

| • |     | Section 14—“Certain Effects of the Offer” |

| • |     | Section 15—“Dividends and Distributions” |

| Item 7. | Source and Amount of Funds or Other Consideration. |

(a)-(b), (d) The information set forth in the section of the Offer to Purchase entitled “Summary Term Sheet” and Section 10 of the Offer to Purchase entitled