Genmab A/S 6-K, filed Nov 12, 2026
Genmab A/S (GMAB)
6-K
2026-11-12
For: 2026-11-12
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Added on
November 12, 2026
About this 6-K
Genmab A/S filed this 6-K on November 12, 2026.
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
OF THE SECURITIES EXCHANGE ACT OF 1934
FOR THE MONTH OF NOVEMBER 2026
COMMISSION FILE NUMBER 001-38976
Genmab A/S
(Exact name of Registrant as specified in its charter)
(Exact name of Registrant as specified in its charter)
Carl Jacobsens Vej 30
2500 Valby
Denmark
+45 70 20 27 28
(Address of principal executive offices)
(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 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333-284876 and 333-293505) and to be a part thereof from the date on which this report is filed, to the extent not superseded by documents or reports subsequently filed or furnished.
EXHIBIT INDEX
| Exhibit | Description of Exhibit | ||||
| 99.1 | |||||
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 | ||||||||
| BY: | /s/ Anthony Pagano | |||||||
| Name: Anthony Pagano | ||||||||
| Title: Executive Vice President & Chief Financial Officer | ||||||||
DATE: November 12, 2026
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 1/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 Company Announcement COPENHAGEN, Denmark; November 10, 2026 – Genmab A/S (Nasdaq: GMAB) - In accordance with Article 19 of Regulation No. 596/2014 on Market Abuse and Implementing Regulation 2016/523, this document discloses the data of the transactions made in Genmab A/S (Nasdaq: GMAB) by managerial employees and their closely associated persons. The company’s managerial employees and their closely associated persons have given Genmab A/S power of attorney on their behalf to publish trading in Genmab shares by the company’s managerial employees and their closely associated persons. Please find below a statement of such trading in shares issued by Genmab A/S. The sale of shares will take Jan van de Winkel’s personal holding of shares in Genmab A/S from 668,024 shares to 646,024 shares. 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Jan G. J. van de Winkel 2. Reason for the notification a) Position/status President & Chief Executive Officer b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Sale of shares c) Price(s) and volume(s) Price(s) Volume(s) DKK 3,581.00 7,422 DKK 3,594.00 45 DKK 3,597.00 6 DKK 3,597.50 1 DKK 3,598.00 28 DKK 3,599.00 44 DKK 3,603.00 29 DKK 3,604.00 101 DKK 3,604.50 26
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 2/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 DKK 3,605.00 58 DKK 3,605.50 6 DKK 3,606.00 283 DKK 3,606.50 22 DKK 3,607.00 42 DKK 3,608.00 40 DKK 3,608.50 53 DKK 3,609.00 33 DKK 3,610.00 9 DKK 3,611.00 27 DKK 3,611.50 1 DKK 3,612.00 43 DKK 3,613.00 113 DKK 3,613.50 22 DKK 3,614.00 77 DKK 3,615.00 10 DKK 3,616.00 156 DKK 3,617.00 83 DKK 3,618.00 48 DKK 3,619.00 115 DKK 3,620.00 98 DKK 3,622.00 79 DKK 3,623.00 16 DKK 3,623.50 6 DKK 3,624.00 27 DKK 3,625.00 113 DKK 3,628.00 101 DKK 3,630.00 12 DKK 3,631.00 72 DKK 3,632.00 210 DKK 3,632.50 17 DKK 3,633.00 253 DKK 3,634.00 90 DKK 3,634.50 1 DKK 3,635.00 47 DKK 3,636.00 87 DKK 3,636.50 7 DKK 3,637.00 68
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 3/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 DKK 3,637.50 17 DKK 3,638.00 149 DKK 3,639.00 27 DKK 3,640.00 57 DKK 3,640.50 52 DKK 3,644.00 39 DKK 3,644.50 14 DKK 3,645.00 12 DKK 3,645.50 1 DKK 3,646.00 88 DKK 3,646.50 22 DKK 3,647.00 22 DKK 3,647.50 12 DKK 3,648.00 49 DKK 3,649.00 29 DKK 3,650.00 32 DKK 3,650.50 30 DKK 3,651.00 28 DKK 3,651.50 13 DKK 3,652.00 15 DKK 3,652.50 1 DKK 3,653.00 174 DKK 3,653.50 6 DKK 3,654.00 301 DKK 3,654.50 31 DKK 3,655.00 460 DKK 3,655.50 68 DKK 3,656.00 362 DKK 3,656.50 37 DKK 3,657.00 161 DKK 3,657.50 29 DKK 3,658.00 155 DKK 3,658.50 29 DKK 3,659.00 290 DKK 3,659.50 20 DKK 3,660.00 313 DKK 3,661.00 127 DKK 3,661.50 44
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 4/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 DKK 3,662.00 175 DKK 3,663.00 230 DKK 3,664.00 335 DKK 3,664.50 42 DKK 3,665.00 258 DKK 3,665.50 20 DKK 3,666.00 142 DKK 3,667.00 169 DKK 3,668.00 210 DKK 3,668.50 101 DKK 3,669.00 156 DKK 3,670.00 208 DKK 3,670.50 51 DKK 3,671.00 425 DKK 3,671.50 47 DKK 3,672.00 610 DKK 3,672.50 56 DKK 3,673.00 368 DKK 3,673.50 12 DKK 3,674.00 411 DKK 3,674.50 108 DKK 3,675.00 674 DKK 3,675.50 58 DKK 3,676.00 499 DKK 3,676.50 12 DKK 3,677.00 307 DKK 3,677.50 23 DKK 3,678.00 195 DKK 3,678.50 64 DKK 3,679.00 218 DKK 3,679.50 34 DKK 3,680.00 66 DKK 3,681.00 81 DKK 3,682.00 148 DKK 3,683.00 137 DKK 3,684.00 69 DKK 3,685.00 103 DKK 3,686.00 7
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 5/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 DKK 3,686.50 20 DKK 3,687.00 178 DKK 3,687.50 1 DKK 3,688.00 126 DKK 3,689.00 128 DKK 3,689.50 15 DKK 3,690.00 74 DKK 3,691.00 113 DKK 3,691.50 13 DKK 3,692.00 72 DKK 3,693.00 40 DKK 3,694.00 28 DKK 3,695.50 7 DKK 3,696.00 9 DKK 3,697.00 69 DKK 3,700.00 401 DKK 3,701.00 57 DKK 3,703.00 21 DKK 3,704.00 22 DKK 3,707.00 87 DKK 3,709.00 28 DKK 3,712.50 45 DKK 3,713.00 24 DKK 3,715.00 30 d) Aggregated information - Aggregated volume - Price 22,000 shares DKK 3,633.75 e) Date of the transaction 2026-11-10 f) Place of the transaction NASDAQ Copenhagen (XCSE, MCSE) Cboe Europe – DXE (CEUX, CEUD, BEUP) Aquis Exchange Europe (AQEU, AQED, AQEA) Turquoise Europe (TQEX, TQEM, TQEA) Morgan Stanley Europe (MESI) J.P. Morgan (JPEU) UBS Europe (UBSI) HRTEU Limited (HREU) Citadel Connect Europe (EUCC) Jane Street Netherlands (JNSI) XTX Markets (XTXE)
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 6/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Anthony Pagano 2. Reason for the notification a) Position/status Executive Vice President & Chief Financial Officer b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Sale of shares c) Price(s) and volume(s) Price(s) Volume(s) DKK 3,670.00 1,592 DKK 3,671.00 400 DKK 3,671.50 5 DKK 3,672.00 103 d) Aggregated information - Aggregated volume - Price 2,100 shares DKK 3,670.29 e) Date of the transaction 2026-11-10 f) Place of the transaction NASDAQ Copenhagen (XCSE)
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 7/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Judith Klimovsky 2. Reason for the notification a) Position/status Executive Vice President & Chief Development Officer b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Sale of shares c) Price(s) and volume(s) Price(s) Volume(s) DKK 3,634.00 1,244 DKK 3,634.50 13 DKK 3,635.00 8 d) Aggregated information - Aggregated volume - Price 1,265 shares DKK 3,634.01 e) Date of the transaction 2026-11-10 f) Place of the transaction NASDAQ Copenhagen (XCSE)
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 8/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Christopher Cozic 2. Reason for the notification a) Position/status Executive Vice President & Chief People Officer b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Sale of shares c) Price(s) and volume(s) Price(s) Volume(s) DKK 3,655.00 29 DKK 3,656.00 37 DKK 3,657.00 59 DKK 3,658.00 55 DKK 3,659.00 141 DKK 3,660.00 57 DKK 3,661.00 211 DKK 3,662.00 66 DKK 3,663.00 492 DKK 3,663.50 223 DKK 3,664.00 381 DKK 3,665.00 130 DKK 3,666.00 98 DKK 3,667.00 7 DKK 3,668.00 40 DKK 3,668.50 28 DKK 3,669.00 229 DKK 3,669.50 6 DKK 3,670.00 134
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 9/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 DKK 3,671.00 26 DKK 3,672.00 492 DKK 3,672.50 118 DKK 3,673.00 320 DKK 3,673.50 28 DKK 3,674.50 107 DKK 3,675.00 167 DKK 3,676.00 143 DKK 3,677.00 30 d) Aggregated information - Aggregated volume - Price 3,854 shares DKK 3,667.20 e) Date of the transaction 2026-11-10 f) Place of the transaction NASDAQ Copenhagen (XCSE)
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 10/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Pernille Erenbjerg 2. Reason for the notification a) Position/status Member of the Board of Directors b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Sale of shares c) Price(s) and volume(s) Price(s) Volume(s) DKK 3,654.50 270 DKK 3,655.00 141 DKK 3,655.50 228 DKK 3,656.00 1,539 DKK 3,656.50 25 DKK 3,660.00 61 DKK 3,660.50 17 DKK 3,661.00 109 DKK 3,661.50 15 DKK 3,664.00 57 DKK 3,668.00 27 DKK 3,670.50 11 d) Aggregated information - Aggregated volume - Price 2,500 shares DKK 3,656.50 e) Date of the transaction 2026-11-10 f) Place of the transaction NASDAQ Copenhagen (DCSE, MCSE) Cboe Europe (CEUD, BEUP) Aquis Exchange Europe (AQED) Sigma X Europe (SGMV)
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 11/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 XTX Markets (XTXE) 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Mijke Zachariasse 2. Reason for the notification a) Position/status Member of the Board of Directors b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Sale of shares c) Price(s) and volume(s) Price(s) Volume(s) DKK 3,680.00 100 DKK 3,685.00 100 d) Aggregated information - Aggregated volume - Price 200 shares DKK 3,682.50 e) Date of the transaction 2026-11-10 f) Place of the transaction NASDAQ Copenhagen (XCSE)
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 12/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Gina Schweizer 2. Reason for the notification a) Position/status Member of the Board of Directors b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Sale of shares c) Price(s) and volume(s) Price(s) Volume(s) DKK 3,661.00 58 DKK 3,662.00 126 DKK 3,663.00 16 d) Aggregated information - Aggregated volume - Price 200 shares DKK 3,661.79 e) Date of the transaction 2026-11-10 f) Place of the transaction NASDAQ Copenhagen (XCSE)
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 13/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Martin Schultz 2. Reason for the notification a) Position/status Member of the Board of Directors b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Subscription of shares (exercise of warrants) c) Price(s) and volume(s) Price(s) Volume(s) DKK 1,615.00 617 d) Aggregated information - Aggregated volume - Price 617 shares DKK 1,615.00 e) Date of the transaction 2026-11-10 f) Place of the transaction Outside the market
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 14/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 1. Details of the person discharging managerial responsibilities / person closely associated a) Name Mijke Zachariasse 2. Reason for the notification a) Position/status Member of the Board of Directors b) Initial notification/Amendment Initial notification 3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Genmab A/S b) LEI-code 529900MTJPDPE4MHJ122 4. Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Identification code Share DK0010272202 b) Nature of the transaction Subscription of shares (exercise of warrants) c) Price(s) and volume(s) Price(s) Volume(s) DKK 2,070.00 126 DKK 2,175.00 225 d) Aggregated information - Aggregated volume - Price 351 shares DKK 2,137.31 e) Date of the transaction 2026-11-10 f) Place of the transaction Outside the market
Transactions with shares and linked securities in Genmab A/S made by managerial employees and their closely associated persons Genmab A/S Tel: +45 7020 2728 Company Announcement no. 47 Carl Jacobsens Vej 30 www.genmab.com Page 15/15 2500 Valby, Denmark CVR no. 2102 3884 LEI Code 529900MTJPDPE4MHJ122 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 Genmab.com and follow us on LinkedIn, X, Facebook and Instagram. Contact: Marisol Peron, Senior Vice President, Global Communications & Corporate Affairs T: +1 609 524 0065; E: mmp@genmab.com Andrew Carlsen, Vice President, Head of Investor Relations T: +45 3377 9558; E: acn@genmab.com This 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 preclinical 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 www.genmab.com 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 www.sec.gov. Genmab does not undertake any obligation to update or revise forward looking statements in this 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. Genmab A/S and/or its subsidiaries own the following trademarks: Genmab®; the Y-shaped Genmab logo®; Genmab in combination with the Y-shaped Genmab logo®; HuMax®; DuoBody®; HexaBody®; DuoHexaBody®, HexElect® and KYSO®.