Director/PDMR Shareholding

Mondas PLC
22 December 2005


                                                                22 December 2005


                     Mondas plc ('Mondas' or 'the Company')


                            Directors' shareholdings


The Company has been advised that earlier today Teather & Greenwood Limited
placed 4,407,259 ordinary shares held by Mr D.T.A Simon and his family with
institutions and certain directors of the Company at 11.5p per share.

Jarlath McGee and Ian Selby acquired 220,000 and 100,000 ordinary shares
respectively in the placing. Their shareholdings following the above transaction
are as follows:

Directors                                  Number of               Percentage of
                                     ordinary shares                    existing
                                                                 ordinary shares

Jarlath McGee                              395,000                        1.40
Ian Selby                                  181,553                        0.64

Enquiries:

Mondas plc                                                       020 7392 1300
Jarlath McGee/Ian Selby

Teather & Greenwood Limited                                      020 7426 9000
James Glancy/Clare Banham/Stephen Austin

College Hill                                                     020 7457 2020
Matthew Smallwood/Clare Warren




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