Transactions in connection with share buy-back program

Company Announcement

COPENHAGEN, Denmark; March 20, 2023 – Genmab A/S (Nasdaq: GMAB). On February 22, 2023, Genmab announced the initiation of a share buy-back program to honor our commitments under our Restricted Stock Units program.

The share buy-back program is expected to be completed no later than March 31, 2023 and comprises up to 220,000 shares.

The following transactions were executed under the program from March 13, 2023, to March 17, 2023:

	No. of shares	Average price (DKK)	Total value (DKK)
Accumulated through last announcement	133,000		342,851,540
March 13, 2023	8,000	2,447.52	19,580,160
March 14, 2023	8,000	2,507.62	20,060,960
March 15,2023	6,000	2,511.67	15,070,020
March 16, 2023	6,000	2,494.93	14,969,580
March 17, 2023	6,000	2,516.56	15,099,360
Total	34,000		84,780,080
Accumulated under the program	167,000		427,631,620

Details of each transaction are included as an appendix to this announcement.

Following these transactions, Genmab holds 710,416 shares as treasury shares, corresponding to 1.08% of the total share capital and voting rights.

The share buy-back program is undertaken in accordance with Regulation (EU) No. 596/2014 (‘MAR’) and the Commission Delegated Regulation (EU) 2016/1052, also referred to as the “Safe Harbour Regulation.” Further details on the terms of the share buy-back program can be found in our company announcement no. 06 dated February 22, 2023.

About Genmab
Genmab is an international biotechnology company with a core purpose guiding its unstoppable team to strive towards improving the lives of patients through innovative and differentiated antibody therapeutics. For more than 20 years, its passionate, innovative and collaborative team has invented next-generation antibody technology platforms and leveraged translational research and data sciences, which has resulted in a proprietary pipeline including bispecific T-cell engagers, next-generation immune checkpoint modulators, effector function enhanced antibodies and antibody-drug conjugates. To help develop and deliver novel antibody therapies to patients, Genmab has formed 20+ strategic partnerships with biotechnology and pharmaceutical companies. By 2030, Genmab’s vision is to transform the lives of people with cancer and other serious diseases with Knock-Your-Socks-Off (KYSO) antibody medicines.