Holding(s) in Company

Acal PLC
31 August 2005


             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF LISTED COMPANY

     ACAL PLC

2)   NAME OF SHAREHOLDER WITH A MAJOR INTEREST

     PLATINUM INVESTMENT TRUST PLC

3)   Please state whether notification indicates that it is 
     regarding the holding of the shareholder named in 2 above;
     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



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

     BANK OF NEW YORK NOMINEES LIMITED A/C 310008

5)   Number of shares/amount of stock acquired.

     800,000 ORDINARY SHARES OF 5p

6)   Percentage of issued Class (any treasury shares held by the
     listed company should not be taken into account when
     calculating percentage)

     3.028%

7)   Number of shares/amount of stock disposed

     N/A

8)   Percentage of issued Class (any treasury shares held by the
     listed company should not be taken into account when
     calculating percentage)

     N/A

9)   Class of security

     ORDINARY SHARES OF 5p

10)  Date of transaction

     NOT KNOWN

11)  Date listed company informed

     30 AUGUST 2005

12)  Total holding following this notification

     800,000 ORDINARY SHARES OF 5p
               
13)  Total percentage holding of issued class following this notification
     (any treasury shares held by the listed company should not be taken
     into account when calculating percentage)

     3.028%

14)  Any additional information



15)  Name of contact and telephone number for queries

     MR N. ROWE
     COMPANY SECRETARY
     01483 544505

16)  Name and signature of duly authorised officer of the listed company
     responsible for making this notification

                              N. ROWE
                              COMPANY SECRETARY
     Date of Notification     31 AUGUST 2005



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