Additional Listing

Fidessa group plc (the "Company") - Blocklisting of Shares A blocklisting application has been made for 324,000 Ordinary Shares of 10peach to the Official List of the UK Listing Authority and to trading on theLondon Stock Exchange. The shares will be issued fully paid and will rank paripassu in all respects with the existing issued ordinary shares of the Company.These shares will be issued under rules of the Fidessa group plc Company ShareOption Plan 2006.