Exiqon A/S - announcement regarding initial public offering Please be informed that Exiqon will be admitted for listing on the Copenhagen Stock Exchange with effect from 29 May 2007. The listing will take place in the ISIN codes below: ISIN Name in the Official List Orderbook ID DK0060077758 Exiqon 40516 DK0060077832 Exiqon, nye 40520 The company's GICS Classification is 35201010. Sector classification: 35 Health Care 35 20 Pharmaceuticals, Biotechnology & Life Sciences 35 20 10 Biotechnology 35 20 10 10 Biotechnology In the Nordic List Exiqon will be included in the SmallCap segment. For further information, please see the prospectus and announcement of 25 May 2007 regarding progress of the offering of new shares. For further information, please contact: Pernille Burkal, Surveillance, tel. +45 33 93 33 66