Oxford Glycosciences PLC 05 December 2002 SCHEDULE 10 NOTIFICATION OF MAJOR INTERESTS IN SHARES 1) Name of company Oxford GlycoSciences 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 Non-beneficial interest 4) Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them Fidelity Investment Services Ltd Chase Nominees Ltd 218,180 Chase Manhattan Bank London 5,682,742 Fidelity International Limited Chase Manhattan Bank London 330,000 Bank of New York - London 57,900 HSBC Client Holdings Nominee (UK) Ltd 86,600 5) Number of shares/amount of stock acquired N/A 6) Percentage of issued class N/A 7) Number of shares/amount of stock disposed 443,665 8) Percentage of issued class 0.8% 9) Class of security Ordinary 5p shares 10) Date of transaction Unknown 11) Date company informed 4 December 2002 12) Total holding following this notification 6,375,422 13) Total percentage holding of issued class following this notification 11.45% 14) Any additional information N/A 15) Name of contact and telephone number for queries Pam Rixon 01235 208022 16) Name of authorised company official responsible for making this notification John Ilett - Company Secretary Date of notification 5 December 2002