Eurotunnel PLC/Eurotunnel S.A. 09 December 2005 A Price Monitoring Extension has been activated in this security. A Price Monitoring Extension is activated when the auction matching process would result in an auction price that is a pre-determined percentage above or below the base price. The auction call period is extended for 5 minutes. For details of how base prices are set for each market, please refer to the Guide to Trading Service at www.londonstockexchange.com