Holding(s) in Company

Radstone Technology PLC
21 February 2003

                    Radstone Technology PLC ("the Company")



                               Holding in Company





The Company was notified on 20 February, 2003 that Prudential plc has an
interest in 722,000 ordinary shares of 12.5p each in the Company ("Ordinary
Shares"), which represents 3.02 per cent. of the issued share capital of the
Company.  The above holding is registered as follows:



202,000 Ordinary Shares in PRUCLT HSBC GIS NOM (UK) PAC A/C

520,000 Ordinary Shares in PRUCLT HSBC GIS NOM (UK) PPL A/C



21 February, 2003




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