Holding(s) in Company

Radstone Technology PLC
11 February 2004


                    Radstone Technology PLC ("the Company")

                               Holding in Company

The Company was notified on 10 February 2004 that FMR Corp. (the parent holding
company of Fidelity Management & Research Company (FMRCO), investment manager
for US mutual funds, and Fidelity Management Trust Company ("FMTC"), a US state
chartered bank which acts as a trustee or investment manager of various pension
and trust accounts), and Fidelity International Limited (FIL), (the parent
holding company for various direct and indirect subsidiaries, including Fidelity
Investment Services Ltd. (FISL)) have a non-beneficial interest in a total of
1,705,648 ordinary shares of 12.5p each ("Ordinary Shares"), representing
approximately 6.1% of the Company's issued Ordinary Share capital.

Edward C. Johnson III also has a notifiable interest by virtue of his
shareholding in FMR Corp. and Fidelity International Limited (FIL).

The above shares are held as follows:

Shares Held       Management Company            Nominee/Registered Name

     150,000            FMRCO                             HSBC
     100,000             FMTC                      Nortrust Nominees
     768,718             FIL                              HSBC
     487,700             FIL                  Chase Manhattan Bank London
      20,800             FIL                   State Street Bank & Trust
      30,646             FIL                    Bank of New York London
      62,600             FIL                         Bankers Trust
      85,184             FIL                            Citibank

11 February 2004


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