Holding(s) in Company

Ricardo PLC
02 February 2006


                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Name of listed company

RICARDO PLC


2. Name of shareholder having a major interest

HERMES


3. Please state whether notification indicates that it is regarding the holding
of the shareholder named in 2 above; in respect of a nonbeneficial 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 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      1,213,792      (2.427%)
Chase Nominees Ltd              393,405      (0.787%)


5. Number of shares / amount of stock acquired

N/A


6 Percentage of issued class (any treasury shares held by the listed company
should not be taken into account when calculating percentage)

N/A


7. Number of shares / amount of stock disposed

N/A


8 Percentage of issued class (any treasury shares held by the listed company
should not be taken into account when calculating percentage)

N/A


9. Class of security

ORDINARY SHARES OF 25P EACH


10. Date of transaction

2 FEBRUARY 2006


11. Date listed company informed

2 FEBRUARY 2006


12. Total holding following this notification

1,607,197


13. Total percentage holding of issued class following this notification (any
treasury shares held by the listed company should not be taken into account when
calculating percentage)

3.214%


14. Any additional information




15. Name of contact and telephone number for queries

DAVID OGLETHORPE
01926 319 302


16. Name and signature of duly authorised officer of the listed company
responsible for making this notification

DAVID OGLETHORPE, COMPANY SECRETARY


Date of notification

2 FEBRUARY 2006


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