Director/PDMR Shareholding

Embargoed Release: 07:00hrs Friday 16 May 2008

                                  SOPHEON PLC                                  

                          (Sopheon or the "Company")                           

                             Director Shareholding                             

Sopheon plc announces that a director, Stuart Silcock, purchased 31,284
ordinary 5p shares in the Company on 15 May 2008, at a purchase price of 14.5
pence per ordinary share. This purchase increases Mr. Silcock's beneficial
holding from 918,716 Sopheon ordinary shares to 950,000, representing 0.65% of
the issued share and voting capital of the Company.

Prior to this transaction, Mr Silcock also held 98,077 shares as a trustee on
behalf of other beneficial owners, who are unconnected with the Company. Mr
Silcock has now transferred 21,438 of the shares he held as trustee directly to
their relevant beneficial owners. This transfer reduces the number of shares
Mr. Silcock holds as trustee on behalf of other beneficial owners to 76,639
representing 0.053% of the issued and voting share capital of the Company.

For further information contact:

Barry Mence, Chairman Sopheon plc                 + 44 (0) 1483 685 735    
                                                                           
Arif Karimjee, CFO                                                         
                                                                           
Vikki Krause          Hansard Communications      + 44 (0) 207 245 1100    
                                                                           
                                                  + 44 (0) 7515 922 906    
                                                                           
Claire Verhagen       Citigate First Financial    + 31 (0) 205 754 010     
                                                                           
David Newton          Seymour Pierce              + 44 (0) 207 107 8000    

About Sopheon

Sopheon (LSE: SPE) is an international provider of software and services that
help organizations improve the business impact of product innovation. Sopheon's
solutions automate and govern the innovation process, enabling companies to
increase revenue and profits from new products. Sopheon is listed on the AIM
Market of the London Stock Exchange and on the Euronext in the Netherlands. For
more information, please visit www.sopheon.com.

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