Announcement No. 13-09 / Copenhagen, 20 April 2009 TopoTarget A/S Symbion Fruebjergvej 3 DK 2100 Copenhagen Denmark Tel: +45 39 17 83 92 Fax: +45 39 17 94 92 CVR-nr: 25695771 www.topotarget.com Referring to executive order no. 1225/2007 (the executive order on major shareholders), Section 4, no. 8, TopoTarget A/S hereby announces that the board of directors of TopoTarget A/S has received shareholder proxies to vote at TopoTarget A/S' Annual General Meeting to be held Tuesday 21 April 2009, meaning that TopoTarget A/S (represented by its board of directors) holds 39,74% of the voting right in TopoTarget A/S. After the Annual General Meeting the proxies will expire and TopoTarget A/S (represented by its board of directors) will thereafter hold 0% of the voting rights in TopoTarget A/S. TopoTarget A/S For further information, please contact: Ulla Hald Buhl Telephone +45 39 17 83 92 Director IR & Communications Mobile +45 21 70 10 49