RNS Number:3963R
Renishaw PLC
28 October 2003



                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     RENISHAW PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     CAPITAL RESEARCH AND MANAGEMENT COMPANY

3)   Please state whether notification indicates that it is in respect of 
     holding of the Shareholder named in 2 above or in respect of a 
     non-beneficial interest or in the case of an individual holder if it is a
     holding of that person's spouse or children under the age of 18

      ACCOUNTS HELD UNDER DISCRETIONARY INVESTMENT MANAGEMENT

4)   Name of the registered holder(s) and, if more than one holder, the 
     number of shares held by each of them.

      STATE STREET NOMINEES LTD 1,725,396 SHARES

5)   Number of shares/amount of stock acquired.

      NOT NOTIFIED.

6)   Percentage of issued Class

      NOT NOTIFIED

7)   Number of shares/amount of stock disposed

      NOT APPLICABLE

8)   Percentage of issued Class

       NOT APPLICABLE

9)   Class of security

      ORDINARY SHARES OF 20P EACH

10)  Date of transaction

      NOT NOTIFIED

11)  Date company informed

      27TH OCTOBER 2003

12)  Total holding following this notification

      1,725,396
               
13)  Total percentage holding of issued class following this notification

      2.37%

14)  Any additional information

     CAPITAL RESEARCH AND MANAGEMENT COMPANY IS A SUBSIDIARY OF THE CAPITAL
     GROUP COMPANIES INC.  THE NOTIFICATION ALSO CONTAINED INFORMATION ON 
     600,500 SHARES (0.82%) HELD BY CHASE NOMINEES LTD, MIDLAND BANK PLC AND 
     NORTRUST NOMINEES ON BEHALF OF CAPITAL GUARDIAN TRUST COMPANY, ANOTHER
     SUBSIDIARY OF THE CAPITAL GROUP COMPANIES, INC. 


15)  Name of contact and telephone number for queries

     MIKE RATFORD  01453 524447.

16)  Name and signature of authorised company official responsible for 
     making this notification

     A C G ROBERTS,GROUP FINANCE DIRECTOR & COMPANY SECRETARY

     Date of Notification ...28TH OCTOBER 2003.....



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