Holding(s) in Company

Acal PLC
25 February 2003

Acal plc (the "Company") received notice on 25 February 2003 that, for the
purposes of Part VI of the Companies Act 1985 (as amended) Prudential plc and
certain of its subsidiary companies have a notifiable interest in the issued
share capital of the Company as detailed below.

Percentage holdings are calculated using an issued share capital of 26,178,215 
ordinary shares of 5 pence each

                        Registered Holder                                 Holding          %
Prudential plc                                                          3,145,404      12.01 Total Notifiable Interest
                        CHASE NOMS LTD                                     14,000
                        CLYDESDALE BK NOMS LTD (MGSC)                     193,973
                        CLYDESDALE BK NOMS LTD MGB                      1,750,000
                        CLYDESDALE BK NOMS LTD MGF                        376,928
                        CLYDESDALE BK NOMS LTD MGT                          4,503
                        PRUCLT HSBC GIS NOM (UK) PAC AC                   792,000
                        PRUCLT HSBC GIS NOM (UK) PPL AC                    14,000

                        Registered Holder                                 Holding          %
M&G Group Limited                                                       3,145,404      12.01
                        CHASE NOMS LTD                                     14,000
                        CLYDESDALE BK NOMS LTD (MGSC)                     193,973
                        CLYDESDALE BK NOMS LTD MGB                      1,750,000
                        CLYDESDALE BK NOMS LTD MGF                        376,928
                        CLYDESDALE BK NOMS LTD MGT                          4,503
                        PRUCLT HSBC GIS NOM (UK) PAC AC                   792,000
                        PRUCLT HSBC GIS NOM (UK) PPL AC                    14,000

                        Registered Holder                                 Holding          %
M&G Investment Management Limited                                       3,140,901      11.99
                        CHASE NOMS LTD                                     14,000
                        CLYDESDALE BK NOMS LTD (MGSC)                     193,973
                        CLYDESDALE BK NOMS LTD MGB                      1,750,000
                        CLYDESDALE BK NOMS LTD MGF                        376,928
                        PRUCLT HSBC GIS NOM (UK) PAC AC                   792,000
                        PRUCLT HSBC GIS NOM (UK) PPL AC                    14,000


                        Registered Holder                                  Holding           %
M&G Limited                                                              3,145,404       12.01
                        CHASE NOMS LTD                                      14,000
                        CLYDESDALE BK NOMS LTD (MGSC)                      193,973
                        CLYDESDALE BK NOMS LTD MGB                       1,750,000
                        CLYDESDALE BK NOMS LTD MGF                         376,928
                        CLYDESDALE BK NOMS LTD MGT                           4,503
                        PRUCLT HSBC GIS NOM (UK) PAC AC                    792,000
                        PRUCLT HSBC GIS NOM (UK) PPL AC                     14,000


                        Registered Holder                                  Holding           %
The Prudential                                                             806,000        3.07
Assurance Company
Limited
                        PRUCLT HSBC GIS NOM (UK) PAC AC                    792,000
                        PRUCLT HSBC GIS NOM (UK) PPL AC                     14,000


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