Holding(s) in Company

Ricardo PLC
05 December 2005


                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

RICARDO PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

MORLEY FUND MANAGEMENT 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.

BNY NORWICH UNION NOMINEES LTD     1,243,037
CHASE GA GROUP NOMINEES LTD        2,927,097
CHASE NOMINEES LTD                   360,500
CUIM NOMINEES LTD                  1,250,758
CHASE NOMINEES LTD                       590
CUIM NOMINEES LTD                     56,393
VIDACOS NOMINEES LTD                 137,326

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

43,722

8)   Percentage of issued Class

0.09

9)   Class of security

ORDINARY SHARES

10)  Date of transaction

2 DECEMBER 2005

11)  Date company informed

5 DECEMBER 2005

12)  Total holding following this notification

5,975,701
               
13)  Total percentage holding of issued class following this notification

11.94

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

M WIGHTMAN

     Date of Notification ....    5 DECEMBER 2005  ....................




                      This information is provided by RNS
            The company news service from the London Stock Exchange