Holding(s) in Company

DAT Group PLC
29 April 2005


                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Name of company

DAT GROUP PLC


2. Name of shareholder having a major interest

GAM STAR UK DYNAMIC EQUITY INVESTMENTS


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

2 ABOVE


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

GAM STAR UK DYNAMIC EQUITY INVESTMENTS


5. Number of shares / amount of stock acquired

NOT DISCLOSED


6. Percentage of issued class

NOT DISCLOSED


7. Number of shares / amount of stock disposed

N/A


8. Percentage of issued class

N/A


9. Class of security

ORDINARY SHARES OF 1 PENCE EACH


10. Date of transaction

27/04/2005


11. Date company informed

29/04/2005


12. Total holding following this notification

763,475


13. Total percentage holding of issued class following this notification

4.08%


14. Any additional information

N/A


15. Name of contact and telephone number for queries

ALLAN JONNES - 01580 831650


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

ALLAN JONNES, FINANCE DIRECTOR


Date of notification

29/04/2005




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