Eidos Plc

RNS Number:1567M
T. Rowe Price International Inc.
11 May 2005



FORM 8.1/8.3


Lodge with Company Announcements Office (which will publicise and copy to the
Panel).

Use separate form for each class of securities in which dealings have been made.



Date of disclosure  11th May 2005...........................................


DISCLOSURE  UNDER  RULES 8.1(a),   8.1(b)(i)   AND   8.3

OF  THE CITY CODE  ON  TAKE-OVERS   AND  MERGERS


Date of dealing...10th May 2005...........................................................


Dealing in  ..EIDOS Plc...................................


(1) Class of securities (e.g. ordinary shares)
............Ordinary Shares...............................



(2) Amount bought


750,000

Amount Sold


0


Price per unit

0.5





(3) Resultant total of the same class owned or controlled

(and percentage of class)
............................3,750,000...............................................................
                        (2.6%)


(4) Party making disclosure ..........T. Rowe Price International Inc
...........................................................................


(5) EITHER         (a) Name of purchaser/vendor (Note 1)
............................................................................................

     OR   (b) If dealing for discretionary client(s), name of fund management
organisation

....................................................... T. Rowe Price Group
.....................................................................................



(6) Reason for disclosure (Note 2)

          (a) associate of                        (i)  offeror (Note 3)

NO

                                                (ii) offeree company

NO


       Specify which category or categories of associate (1-8)
....................................................................................


       If category (8), explain
........................................................................................................................
.............

........................................................................................................................
.....................................................


       (b) Rule 8.3 (ie disclosure because of ownership or control of 1% or more
of

          the class of relevant securities dealt in)

YES


Signed, for and on behalf of the party named in (4) above
.........................................................................................


(Also print name of signatory)  ...Maxine Moore..............................................


Telephone and extension number   020 7651 8365
.....................................................................






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