LONDON, Aug. 11, 2004 (PRIMEZONE) --
SCHEDULE 10 NOTIFICATION OF MAJOR INTERESTS IN SHARES All relevant boxes should be completed in block capital letters. 1. Name of company COLT TELECOM GROUP PLC 2. Name of shareholder having a major interest Fidelity International Limited 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 4. Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them Fidelity International Limited 5. Number of shares/amount of stock acquired FIDELITY INTERNATIONAL LIMITED 500,000 6. Percentage of issued class (any treasury shares held by company should not be taken into account when calculating percentage) 0.03% 7. Number of shares/amount of stock disposed 8. Percentage of issued class (any treasury shares held by company should not be taken into account when calculating percentage) 9. Class of security ORDINARY 10. Date of transaction 9TH AUGUST 2004 11. Date company informed 10TH AUGUST 2004 12. Total holding following this notification 90,807,457 13. Total percentage holding of issued class following this notification (any treasury shares held by company should not be taken into account when calculating percentage) 6.01% 14. Any additional information 15. Name of contact and telephone number for queries ADRIAN GOODENOUGH 020 7947 1677 16. Name and signature of authorised company official RESPONSIBLE FOR MAKING THIS NOTIFICATION ADRIAN GOODENOUGH Date of notification 11th August 2004 This information is provided by RNS The company news service from the London Stock Exchange