# EDGAR Filing Document

**Accession Number:** 0001434265
**File Stem:** 0001434265-26-000057
**Filing Date:** 2026-4
**Character Count:** 29262
**Document Hash:** 5a56c1c4981cbcb157b09a049a0e89a5
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001434265-26-000057.hdr.sgml**: 20260401

**ACCESSION NUMBER**: 0001434265-26-000057

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20260401

**FILED AS OF DATE**: 20260401

**DATE AS OF CHANGE**: 20260401

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** GENMAB A/S
- **CENTRAL INDEX KEY:** 0001434265
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38976
- **FILM NUMBER:** 26827431

**BUSINESS ADDRESS:**
- **STREET 1:** TOLDBODGADE 33
- **CITY:** 1253 COPENHAGEN K
- **STATE:** G7
- **ZIP:** 00000

**MAIL ADDRESS:**
- **STREET 1:** TOLDBODGADE 33
- **CITY:** 1253 COPENHAGEN K
- **STATE:** G7
- **ZIP:** 00000

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**<br>FORM 6-K**

**REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16**

**OF THE SECURITIES EXCHANGE ACT OF 1934**

**FOR THE MONTH OF APRIL 2026**

**COMMISSION FILE NUMBER 001-38976** 

**Genmab A/S**<br> (Exact name of Registrant as specified in its charter)

**Carl Jacobsens Vej 30**

**2500 Valby**

**Denmark**

**+45 70 20 27 28**<br> (Address of principal executive offices)<br>

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 Form 40-F

This report on Form 6-K shall be deemed to be incorporated by reference in Genmab A/S's registration statements on Form S-8 (File No. 333-232693, 333-253519, 333-262970, 333-277273, 333-284876 and 333-293505) and to be a part thereof from the date on which this report is filed, to the extent not superseded by documents or reports subsequently filed or furnished.

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**EXHIBIT INDEX**

---

| | |
|:---|:---|
| <u>Exhibit</u> | <u>Description of Exhibit</u> |
| 99.1 | Company Announcement Dated April 1, 2026: <u>[Transactions with](gmab_20260401xxex99d1x2.htm)[S](gmab_20260401xxex99d1x2.htm)[hares and](gmab_20260401xxex99d1x2.htm)[L](gmab_20260401xxex99d1x2.htm)[inked](gmab_20260401xxex99d1x2.htm)[S](gmab_20260401xxex99d1x2.htm)[ecurities in Genmab A/S](gmab_20260401xxex99d1x2.htm)[M](gmab_20260401xxex99d1x2.htm)[ade by](gmab_20260401xxex99d1x2.htm)[M](gmab_20260401xxex99d1x2.htm)[anagerial](gmab_20260401xxex99d1x2.htm)[E](gmab_20260401xxex99d1x2.htm)[mployees and](gmab_20260401xxex99d1x2.htm)[T](gmab_20260401xxex99d1x2.htm)[heir](gmab_20260401xxex99d1x2.htm)[C](gmab_20260401xxex99d1x2.htm)[losely](gmab_20260401xxex99d1x2.htm)[A](gmab_20260401xxex99d1x2.htm)[ssociated](gmab_20260401xxex99d1x2.htm)[P](gmab_20260401xxex99d1x2.htm)[ersons](gmab_20260401xxex99d1x2.htm)</u> |

---

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SIGNATURE

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.

---

| | |
|:---|:---|
| GENMAB A/S | GENMAB A/S |
| BY: | /s/ Anthony Pagano |
| | Name: Anthony Pagano |
| | Title: Executive Vice President & Chief Financial Officer |

---

**DATE: APRIL 1, 2026**

## Exhibit 99.1

**Exhibit 99.1**

![genmab_logoa.jpg](genmab_logoa.jpg)

**Transactions with Shares and Linked Securities in Genmab A/S Made by Managerial Employees and Their Closely Associated Persons**

**Company Announcement**

**COPENHAGEN, Denmark; April 1, 2026 – Genmab A/S (Nasdaq: GMAB) - This document discloses the data of the transactions made in Genmab A/S (Nasdaq: GMAB) by managerial employees and their closely associated persons.**

**In accordance with Article 19 of Regulation No. 596/2014 on Market Abuse, Genmab A/S publishes transactions in shares and linked securities issued by Genmab A/S by managerial employees and their closely associated persons. The transactions concern vesting of restricted stock units and further details are set out in the tables below.** 

**This company announcement includes the vesting and net settlement of the restricted stock units granted to Jan van de Winkel and Anthony Pagano on March 29, 2023.**

**Please find below a statement of such trading in shares issued by Genmab A/S**

---

| | | | | |
|:---|:---|:---|:---|:---|
| **1.** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** |
| a) | Name | Name | Jan van de Winkel | Jan van de Winkel |
| **2.** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** |
| a) | Position/status | Position/status | President & Chief Executive Officer | President & Chief Executive Officer |
| b) | Initial notification/Amendment | Initial notification/Amendment | Initial notification | Initial notification |
| **3.** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** |
| a) | Name | Name | Genmab A/S | Genmab A/S |
| b) | LEI-code | LEI-code | 529900MTJPDPE4MHJ122 | 529900MTJPDPE4MHJ122 |
| **4.** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** |
| a) | Description of the financial<br>instrument, type of instrument<br>Identification code | Description of the financial<br>instrument, type of instrument<br>Identification code | Share<br>DK0010272202 | Share<br>DK0010272202 |
| b) | Nature of the transaction | Nature of the transaction | Acquisition due to vesting of restricted stock units | Acquisition due to vesting of restricted stock units |
| c) | c) | Price(s) and volume(s) | Price(s) | Volume(s) |
|  |  |  | DKK 1,758.50 | 8525 |
| d) | d) | Aggregated information<br>- Aggregated volume<br>- Price | <br>8,525 shares<br>DKK 1,758.50 | <br>8,525 shares<br>DKK 1,758.50 |
| e) | Date of the transaction | Date of the transaction | 2026-04-01 | 2026-04-01 |
| f) | Place of the transaction | Place of the transaction | Outside the market&nbsp;&nbsp;&nbsp;&nbsp; | Outside the market&nbsp;&nbsp;&nbsp;&nbsp; |

---

Genmab A/S<br>Carl Jacobsens Vej 30<br>2500 Valby, Denmark Tel: +45 7020 2728<br>www.genmab.com<br> Company Announcement no. 21Page 1/7CVR no. 2102 3884LEI Code 529900MTJPDPE4MHJ122

------

![genmab_logoa.jpg](genmab_logoa.jpg)

**Transactions with Shares and Linked Securities in Genmab A/S Made by Managerial Employees and Their Closely Associated Persons**

---

| | | | | |
|:---|:---|:---|:---|:---|
| **1.** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** |
| a) | Name | Name | Anthony Pagano | Anthony Pagano |
| **2.** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** |
| a) | Position/status | Position/status | Executive Vice President & Chief Financial Officer | Executive Vice President & Chief Financial Officer |
| b) | Initial notification/Amendment | Initial notification/Amendment | Initial notification | Initial notification |
| **3.** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** |
| a) | Name | Name | Genmab A/S | Genmab A/S |
| b) | LEI-code | LEI-code | 529900MTJPDPE4MHJ122 | 529900MTJPDPE4MHJ122 |
| **4.** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** |
| a) | Description of the financial<br>instrument, type of instrument<br>Identification code | Description of the financial<br>instrument, type of instrument<br>Identification code | Share<br>DK0010272202 | Share<br>DK0010272202 |
| b) | Nature of the transaction | Nature of the transaction | Acquisition due to vesting of restricted stock units | Acquisition due to vesting of restricted stock units |
| c) | c) | Price(s) and volume(s) | Price(s) | Volume(s) |
|  |  |  | 1758.50 | 4206 |
| d) | d) | Aggregated information<br>- Aggregated volume<br>- Price | <br> 4,206 shares<br> DKK 1,758.50 | <br> 4,206 shares<br> DKK 1,758.50 |
| e) | Date of the transaction | Date of the transaction | 2026-04-01 | 2026-04-01 |
| f) | Place of the transaction | Place of the transaction | Outside the market | Outside the market |

---

Genmab A/S<br>Carl Jacobsens Vej 30<br>2500 Valby, Denmark Tel: +45 7020 2728<br>www.genmab.com<br> Company Announcement no. 21Page 2/7CVR no. 2102 3884LEI Code 529900MTJPDPE4MHJ122

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![genmab_logoa.jpg](genmab_logoa.jpg)

**Transactions with Shares and Linked Securities in Genmab A/S Made by Managerial Employees and Their Closely Associated Persons**

---

| | | | | |
|:---|:---|:---|:---|:---|
| **1.** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** |
| a) | Name | Name | Martine van Vugt | Martine van Vugt |
| **2.** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** |
| a) | Position/status | Position/status | Executive Vice President & Chief Strategy Officer | Executive Vice President & Chief Strategy Officer |
| b) | Initial notification/Amendment | Initial notification/Amendment | Initial notification | Initial notification |
| **3.** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** |
| a) | Name | Name | Genmab A/S | Genmab A/S |
| b) | LEI-code | LEI-code | 529900MTJPDPE4MHJ122 | 529900MTJPDPE4MHJ122 |
| **4.** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** |
| a) | Description of the financial<br>instrument, type of instrument<br>Identification code | Description of the financial<br>instrument, type of instrument<br>Identification code | Share<br>DK0010272202 | Share<br>DK0010272202 |
| b) | Nature of the transaction | Nature of the transaction | Acquisition due to vesting of restricted stock units | Acquisition due to vesting of restricted stock units |
| c) | c) | Price(s) and volume(s) | Price(s) | Volume(s) |
|  |  |  | 1758.50 | 439 |
| d) | d) | Aggregated information<br>- Aggregated volume<br>- Price | <br> 439 shares<br> DKK 1,758.50 | <br> 439 shares<br> DKK 1,758.50 |
| e) | Date of the transaction | Date of the transaction | 2026-04-01 | 2026-04-01 |
| f) | Place of the transaction | Place of the transaction | Outside the market | Outside the market |

---

Genmab A/S<br>Carl Jacobsens Vej 30<br>2500 Valby, Denmark Tel: +45 7020 2728<br>www.genmab.com<br> Company Announcement no. 21Page 3/7CVR no. 2102 3884LEI Code 529900MTJPDPE4MHJ122

------

![genmab_logoa.jpg](genmab_logoa.jpg)

**Transactions with Shares and Linked Securities in Genmab A/S Made by Managerial Employees and Their Closely Associated Persons**

---

| | | | | |
|:---|:---|:---|:---|:---|
| **1.** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** |
| a) | Name | Name | Tahamtan Ahmadi | Tahamtan Ahmadi |
| **2.** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** |
| a) | Position/status | Position/status | Executive Vice President & Chief Medical Officer | Executive Vice President & Chief Medical Officer |
| b) | Initial notification/Amendment | Initial notification/Amendment | Initial notification | Initial notification |
| **3.** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** |
| a) | Name | Name | Genmab A/S | Genmab A/S |
| b) | LEI-code | LEI-code | 529900MTJPDPE4MHJ122 | 529900MTJPDPE4MHJ122 |
| **4.** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** |
| a) | Description of the financial<br>instrument, type of instrument<br>Identification code | Description of the financial<br>instrument, type of instrument<br>Identification code | Share<br>DK0010272202 | Share<br>DK0010272202 |
| b) | Nature of the transaction | Nature of the transaction | Acquisition due to vesting of restricted stock units | Acquisition due to vesting of restricted stock units |
| c) | c) | Price(s) and volume(s) | Price(s) | Volume(s) |
|  |  |  | 1758.50 | 5186 |
| d) | d) | Aggregated information<br>- Aggregated volume<br>- Price | <br>5,186 shares<br> DKK 1,758.50 | <br>5,186 shares<br> DKK 1,758.50 |
| e) | Date of the transaction | Date of the transaction | 2026-04-01 | 2026-04-01 |
| f) | Place of the transaction | Place of the transaction | Outside the market | Outside the market |

---

Genmab A/S<br>Carl Jacobsens Vej 30<br>2500 Valby, Denmark Tel: +45 7020 2728<br>www.genmab.com<br> Company Announcement no. 21Page 4/7CVR no. 2102 3884LEI Code 529900MTJPDPE4MHJ122

------

![genmab_logoa.jpg](genmab_logoa.jpg)

**Transactions with Shares and Linked Securities in Genmab A/S Made by Managerial Employees and Their Closely Associated Persons**

---

| | | | | |
|:---|:---|:---|:---|:---|
| **1.** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** |
| a) | Name | Name | Christopher Cozic | Christopher Cozic |
| **2.** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** |
| a) | Position/status | Position/status | Executive Vice President & Chief People Officer | Executive Vice President & Chief People Officer |
| b) | Initial notification/Amendment | Initial notification/Amendment | Initial notification | Initial notification |
| **3.** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** |
| a) | Name | Name | Genmab A/S | Genmab A/S |
| b) | LEI-code | LEI-code | 529900MTJPDPE4MHJ122 | 529900MTJPDPE4MHJ122 |
| **4.** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** |
| a) | Description of the financial<br>instrument, type of instrument<br>Identification code | Description of the financial<br>instrument, type of instrument<br>Identification code | Share<br>DK0010272202 | Share<br>DK0010272202 |
| b) | Nature of the transaction | Nature of the transaction | Acquisition due to vesting of restricted stock units | Acquisition due to vesting of restricted stock units |
| c) | c) | Price(s) and volume(s) | Price(s) | Volume(s) |
|  |  |  | 1758.50 | 2825 |
| d) | d) | Aggregated information<br>- Aggregated volume<br>- Price | <br>2,825 shares<br> DKK 1,758.50 | <br>2,825 shares<br> DKK 1,758.50 |
| e) | Date of the transaction | Date of the transaction | 2026-04-01 | 2026-04-01 |
| f) | Place of the transaction | Place of the transaction | Outside the market | Outside the market |

---

Genmab A/S<br>Carl Jacobsens Vej 30<br>2500 Valby, Denmark Tel: +45 7020 2728<br>www.genmab.com<br> Company Announcement no. 21Page 5/7CVR no. 2102 3884LEI Code 529900MTJPDPE4MHJ122

------

![genmab_logoa.jpg](genmab_logoa.jpg)

**Transactions with Shares and Linked Securities in Genmab A/S Made by Managerial Employees and Their Closely Associated Persons**

---

| | | | | |
|:---|:---|:---|:---|:---|
| **1.** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** | **Details of the person discharging managerial responsibilities /<br>person closely associated** |
| a) | Name | Name | Judith Klimovsky | Judith Klimovsky |
| **2.** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** | **Reason for the notification** |
| a) | Position/status | Position/status | Executive Vice President & Chief Development Officer | Executive Vice President & Chief Development Officer |
| b) | Initial notification/Amendment | Initial notification/Amendment | Initial notification | Initial notification |
| **3.** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** | **Details of the issuer, emission allowance market participant,<br>auction platform, auctioneer or auction monitor** |
| a) | Name | Name | Genmab A/S | Genmab A/S |
| b) | LEI-code | LEI-code | 529900MTJPDPE4MHJ122 | 529900MTJPDPE4MHJ122 |
| **4.** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** | **Details of the transaction(s): section to be repeated for<br>(i) each type of instrument; (ii) each type of transaction;<br>(iii) each date; and (iv) each place where transactions have been conducted** |
| a) | Description of the financial<br>instrument, type of instrument<br>Identification code | Description of the financial<br>instrument, type of instrument<br>Identification code | Share<br>DK0010272202 | Share<br>DK0010272202 |
| b) | Nature of the transaction | Nature of the transaction | Acquisition due to vesting of restricted stock units | Acquisition due to vesting of restricted stock units |
| c) | c) | Price(s) and volume(s) | Price(s) | Volume(s) |
|  |  |  | 1758.50 | 4744 |
| d) | d) | Aggregated information<br>- Aggregated volume<br>- Price | <br>4,744 shares<br> DKK 1,758.50 | <br>4,744 shares<br> DKK 1,758.50 |
| e) | Date of the transaction | Date of the transaction | 2026-04-01 | 2026-04-01 |
| f) | Place of the transaction | Place of the transaction | Outside the market | Outside the market |

---

**About Genmab** 

Genmab is an international biotechnology company dedicated to improving the lives of people with cancer and other serious diseases through innovative antibody medicines. For over 25 years, its passionate, innovative and collaborative team has advanced a broad range of antibody-based therapeutic formats, including bispecific antibodies, antibody–drug conjugates (ADCs), immune-modulating antibodies and other next-generation modalities. Genmab's science powers eight approved antibody medicines, and the company is advancing a strong late-stage clinical pipeline, including wholly owned programs, with the goal of delivering transformative medicines to patients.

Established in 1999, Genmab is headquartered in Copenhagen, Denmark, with international presence across North America, Europe and Asia Pacific. For more information, please visit <u>Genmab.com</u> and follow us on <u>LinkedIn</u> and <u>X</u>.<br>

**Contact:&nbsp;&nbsp;&nbsp;&nbsp;**<br> Marisol Peron, Senior Vice President, Global Communications & Corporate Affairs

T: +1 609 524 0065; E: <u>mmp@genmab.com</u>

Genmab A/S<br>Carl Jacobsens Vej 30<br>2500 Valby, Denmark Tel: +45 7020 2728<br>www.genmab.com<br> Company Announcement no. 21Page 6/7CVR no. 2102 3884LEI Code 529900MTJPDPE4MHJ122

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![genmab_logoa.jpg](genmab_logoa.jpg)

**Transactions with Shares and Linked Securities in Genmab A/S Made by Managerial Employees and Their Closely Associated Persons**

Andrew Carlsen, Vice President, Head of Investor Relations

T: +45 3377 9558; E: <u>acn@genmab.com</u> 

<br>*The Company Announcement contains forward looking statements. The words "believe," "expect," "anticipate," "intend" and "plan" and similar expressions identify forward looking statements. Actual results or performance may differ materially from any future results or performance expressed or implied by such statements. The important factors that could cause our actual results or performance to differ materially include, among others, risks associated with pre-clinical and clinical development of products, uncertainties related to the outcome and conduct of clinical trials including unforeseen safety issues, uncertainties related to product manufacturing, the lack of market acceptance of our products, our inability to manage growth, the competitive environment in relation to our business area and markets, our inability to attract and retain suitably qualified personnel, the unenforceability or lack of protection of our patents and proprietary rights, our relationships with affiliated entities, changes and developments in technology which may render our products or technologies obsolete, and other factors. For a further discussion of these risks, please refer to the risk management sections in Genmab's most recent financial reports, which are available on <u>www.genmab.com</u> and the risk factors included in Genmab's most recent Annual Report on Form 20-F and other filings with the U.S. Securities and Exchange Commission (SEC), which are available at <u>www.sec.gov</u>. Genmab does not undertake any obligation to update or revise forward looking statements in the Company Announcement nor to confirm such statements to reflect subsequent events or circumstances after the date made or in relation to actual results, unless required by law.* 

<br>*Genmab A/S and/or its subsidiaries own the following trademarks: Genmab*<sup>®</sup>*; the Y-shaped Genmab logo*<sup>®</sup>*; Genmab in combination with the Y-shaped Genmab logo*<sup>®</sup>*; HuMax*<sup>®</sup>*; DuoBody*<sup>®</sup>*; HexaBody*<sup>®</sup>*; DuoHexaBody*<sup>®</sup>*, HexElect*<sup>®</sup> *and KYSO*<sup>®</sup>*.*

Genmab A/S<br>Carl Jacobsens Vej 30<br>2500 Valby, Denmark Tel: +45 7020 2728<br>www.genmab.com<br> Company Announcement no. 21Page 7/7CVR no. 2102 3884LEI Code 529900MTJPDPE4MHJ122