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 Investor News No. 02-09 Copenhagen, Denmark -13 May 2009 - TopoTarget A/S (OMX: TOPO) has announced that data from three trials from the belinostat program will be presented at the 2009 American Society of Clinical Oncology (ASCO) Annual Meeting, which will be held May 29 - 2 June in Orlando, Florida. Friday May 29 2:00 PM - 6:00 PM Board 15 Final results of a phase I study of oral belinostat (PXD101) in patients with solid tumors. Abstract #3531 W. K. Kelly, J. deBono, G. Blumenschein, U. Lassen, J. Zain, O. O'Connor, F. Foss, J. Tjornelund, J. Fagerberg, D. Petrylak Poster Display/Discussion Session Developmental Therapeutics: Molecular Therapeutics Display Location: Level 3, W315A Discussion Time: 5:00 PM - 6:00 PM Discussion Location: Level 4, Valencia Room, W415D CME, Nursing, and Pharmacy contact hours: 1 Track(s): Developmental Therapeutics Saturday May 30 8:00 AM - 12:00 PM Board S7 Final results of a phase I study of oral belinostat (PXD101) in patients with lymphoma. Abstract #8580 J. M. Zain, F. Foss, W. K. Kelly , J. DeBono, D. Petrylak, A. Narwal, E. Neylon, G. Blumenschein, U. Lassen, O. A. O'Connor Generl Poster Session Lymphoma and Plasma Cell Disorders Location: Level 2, West Hall C Track(s): Lymphoma and Plasma Cell Disorders Saturday May 30 2:00 PM - 6:00 PM Board M3 Phase II study of the histone deacetylase inhibitor belinostat in thymic malignancies. Abstract #7589 G. Giaccone, A. Rajan, C. Carter, R. Kelly, A. Berman, J. Spittler, I. Espinoza- Delgado, M. Lee, J. Trepel, P. Loehrer General Poster Session Lung Cancer—Local-Regional and Adjuvant Therapy Location: Level 2, West Hall C Track(s): Lung Cancer—Local-Regional and Adjuvant Therapy The full abstracts will be available at www.asco.org on May 14, 2009. TopoTarget A/S For further information, please contact: Peter Buhl Jensen Telephone +45 39 17 94 99 CEO Mobile +45 21 60 89 22