Genmab A/S - admittance to trading and official listing of new shares due to exercise of warrants


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|                                      |              Copenhagen, 15 June 2009 |
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Genmab A/S - admittance to trading and official listing of new shares due to    
exercise of warrants                                                            

The share capital of Genmab has been increased. The admittance to trading and   
official listing will take effect on 18 June 2009 in the ISIN code below.       

We refer to the announcements published by Genmab A/S, e.g. announcement of 10  
June 2009.                                                                      

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| ISIN:                                 | DK0010272202                         |
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| Name:                                 | Genmab                               |
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| Volume before change:                 | 44,906,042 shares (DKK 44,906,042)   |
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| Change:                               | 1,100 shares (DKK 1,100)             |
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| Volume after change:                  | 44,907,142 shares (DKK 44,907,142)   |
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| Subscription price, new shares:       | 850 shares at DKK 115.00             |
|                                       | 250 shares at DKK 130.00             |
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| Dividend, new shares:                 | Full for 2009                        |
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| Denomination:                         | DKK 1                                |
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| Short name:                           | GEN                                  |
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For further information, please contact: Asta Jepsen, Surveillance, tel. +45 33 
93 33 66

Attachments

genmab - udnyttelse af warrants - juni 2009 - uk.pdf