Chorion PLC 19 April 2005 Chorion plc (the "Company") Director Shareholdings The Company received notification on 18 April 2005 that the following director of the Company purchased ordinary shares of 30p each in the Company ("Ordinary Shares") as follows: Director Number of % of Ordinary Date Purchased Resulting % holding of Ordinary Shares Shares beneficial beneficial purchased purchased interest interest William Astor 25,000 0.1% 18 April 2005 459,067 1.8% 19 April 2005 This information is provided by RNS The company news service from the London Stock Exchange