Copenhagen, Denmark; December 2, 2005 – Genmab A/S (CSE: GEN) on December 1 granted 23,250 warrants to new employees.

The exercise price for each warrant is DKK 130.00. Each warrant entitles the owner to subscribe one share of nominally DKK 1.

On the basis of an exercise price of DKK 130.00 and by application of the Black-Scholes formula, the value of each warrant can be calculated as DKK 45.82 based on an interest rate of 3.09% and the historical volatility of Genmab A/S shares calculated at 32.79%.

The warrants vest in blocks of 25% one, two, three and four years after the grant date, and all warrants expire at the tenth anniversary of the grant date. Information concerning the company’s warrant schemes can be found at www.genmab.com under the heading ‘warrant scheme.’