Holding(s) in Company

Ricardo PLC 17 March 2005 SCHEDULE 10 NOTIFICATION OF MAJOR INTERESTS IN SHARES 1) NAME OF COMPANY RICARDO PLC 2) NAME OF SHAREHOLDER HAVING A MAJOR INTEREST HERMES ADMINISTRATION SERVICES 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 AS IN 2 ABOVE 4) Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them. BRITEL FUND NOMINEES LTD. 1,086,988 CHASE NOMINEES LTD. 408,865 5) Number of shares/amount of stock acquired. NOT DISCLOSED 6) Percentage of issued Class N/A 7) Number of shares/amount of stock disposed NOT DISCLOSED 8) Percentage of issued Class N/A 9) Class of security ORDINARY SHARES 10) Date of transaction 16 MARCH 2005 11) Date company informed 17 MARCH 2005 12) Total holding following this notification 1,495,853 13) Total percentage holding of issued class following this notification 2.99 14) Any additional information 15) Name of contact and telephone number for queries M. WIGHTMAN 01273 794416 16) Name and signature of authorised company official responsible for making this notification Date of Notification .....17 MARCH 2005................... This information is provided by RNS The company news service from the London Stock Exchange

Companies

Ricardo (RCDO)
UK 100

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