Holding(s) in Company

Radstone Technology PLC
17 September 2004

The Company has received the following notification:



                                              M&G Investment Management Limited
                                              Laurence Pountney Hill
                                              London EC4R 0HH





14 September 2004



The Company Secretary
Radstone Technology plc
Water Lane
Towcester
Northamptonshire
NN12 6JN



Fax: [phone]




Dear Sir/Madam


Companies Act 1985

Disclosures of Interests in Voting Shares - Changes in Registered Holders


In compliance with Part IV of the above Act, as amended, I inform you that
following a change in Trustee and Custodian, the registration details for some
funds currently managed by Prudential plc and Group Companies have changed from
that previously notified to you.  As a direct result, the names of the
registered holders which companies our Notifiable interest in the voting shares
in your company will now be as listed on the attached report.



Please note that the following changes have taken effect:

CLYDESDALE BK NOMS LTD MGT



Has been changed to:

NORTRUST NOMINEES LIMITED A/C MHF01



It must be stressed that is not a change to our Notifiable interest in the
voting shares of your company that has generated this notification, but merely a
change in registration details.



Yours faithfully



Richard Harding
For and on behalf of Prudential plc



Direct Line: 020 7548 3183
Direct Fax: [phone]



           Notifiable Position Report for RADSTONE TECH. ORD GBP0.125

                            As at 13 September 2004



Percentage holdings are calculated using an issued share capital of 30,072,860
ORD GBP0.125 shares





  Registered Holder               Holding           %



Prudentual plc                    3,811,532       12.67  Total Notifiable Interest

CHASE NOMS LTD                       19,428
CLYDESDALE BK NOMS LTD MGC          394,565
DEXIA BANK INTL                     263,873
NORTRUST NOMS LTD A/C MHF01           3,575
NORTRUST NOMS LTD                   454,459
NORTRUST NOMS LTD A/C MEL01         175,336
NORTRUST NOMS LTD A/C/ PUQ01        427,229
PRUCLT HSBC GIS NOM(UK) PAC AC    1,191,240
PRUCLT HSBC GIS NOM(UK) PPLC AC     381,827



M&G Group Limited                3,811,532      12.67

CHASE NOMS LTD                      19,428
CLYDESDALE BK NOMS LTD MGC         894,565
DEXIA BANK INTL                    263,873
NORTRUST NOMS LTD A/C MHF01          3,575
NORTRUST NOMS LTD                  454,459
NORTRUST NOMS LTD A/C MEL01        175,336
NORTRUST NOMS LTD A/C/ PUQ01       427,229
PRUCLT HSBC GIS NOM(UK) PAC AC   1,191,240
PRUCLT HSBC GIS NOM(UK) PPLC AC    381,827


M&G Investment Management Ltd    3,544.084      11.78

CHASE NOMS LTD                      19,428
CLYDESDALE BK NOMS LTD MGC         894,565
NORTRUST NOMS LTD                  454,459
NORTRUST NOMS LTD A/C MEL01        175,336
NORTRUST NOMS LTD A/C/ PUQ01       427,229
PRUCLT HSBC GIS NOM(UK) PAC AC   1,191,240
PRUCLT HSBC GIS NOM(UK) PPLC AC    381,827


M&G Limited                      3,811,532     12.67

CHASE NOMS LTD                      19,428
CLYDESDALE BK NOMS LTD MGC         894,565
DEXIA BANK INTL                    263,873
NORTRUST NOMS LTD A/C MHF01          3,575
NORTRUST NOMS LTD                  454,459
NORTRUST NOMS LTD A/C MEL01        175,336
NORTRUST NOMS LTD A/C/ PUQ01       427,229
PRUCLT HSBC GIS NOM(UK) PAC AC   1,191,240
PRUCLT HSBC GIS NOM(UK) PPLC AC    381,827


The Prudential Assurance 
  Company Limited               1,573,067      5.23

PRUCLT HSBC GIS NOM(UK) PAC AC  1,191,240
PRUCLT HSBC GIS NOM(UK) PPL AC    381,827









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