Holding(s) in Company

CSS Stellar PLC 25 July 2007 TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES 1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached: CSS Stellar Plc 2. Reason for the notification (please tick the appropriate box or boxes) An acquisition or disposal of voting rights X An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached An event changing the breakdown of voting rights Other (please specify): 3. Full name of person(s) subject to the notification obligation: Allianz SE 4. Full name of shareholder(s) (if different from 3.): Dresdner Kleinwort Securities Ltd 5. Date of the transaction (and date on which the threshold is crossed or reached if different): 18 July 2007 6. Date on which issuer notified: 25 July 2007 7. Threshold(s) that is/are crossed or reached: 5% 8. Notified details: A: Voting rights attached to shares Class/type of Situation previous to Resulting situation after the triggering transaction shares the Triggering transaction if possible Number of Number of Number of Number of voting rights % of voting rights using the ISIN Shares Voting shares CODE Rights Direct Direct Indirect Direct Indirect GB0002673332 1,500,000 1,500,000 5.25% B: Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration date Exercise/ Conversion Number of voting rights % of voting instrument Period/ Date that may be acquired if rights the instrument is exercised/ converted. Total (A+B) Number of voting rights % of voting rights 1,500,000 5.25 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: Dresdner Bank AG (Dresdner) is the holding company of Dresdner Kleinwort Securities Limited. Dresdner is a direct subsidiary of Allianz Finanzbeteiligungs GmbH ('Allianz Finanz'), which is itself a direct subsidiary of Allianz SE. Proxy Voting: 10. Name of the proxy holder: 11. Number of voting rights proxy holder will cease to hold: 12. Date on which proxy holder will cease to hold voting rights: 13. Additional information: 14. Contact name: Mark Ireland 15. Contact telephone number: 0207 078 1432 This information is provided by RNS The company news service from the London Stock Exchange
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