IDH.L Regulatory News (IDH)

18 Dec 2007 10:05

Immunodiagnostic Systems Hldgs PLC18 December 2007 TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES 1. Identity of the issuer or the underlying issuer of existing shares to whichvoting rights are attached: Immunodiagnostic Systems Holdings Plc 2. Reason for the notification (please place an X inside the appropriate bracket/s): An acquisition or disposal of voting rights: (X) An acquisition or disposal of financial instruments which may result in theacquisition 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: Forum Venture Capital GmbH 4. Full name of shareholder(s) (if different from 3.): N/A 5. Date of the transaction (and date on which the threshold is crossed orreached if different): 10 December 2007 6. Date on which issuer notified: 12 December 2007 7. Threshold(s) that is/are crossed or reached: 15% 8. Notified details: A: Voting rights attached to shares Class/type of shares if possible Situation previous to the Triggering transactionusing the ISIN CODE Number of shares Number of voting Rights GB00B01YZ052 3,416,660 3,416,660 Resulting situation after the triggering transaction Class/type of shares if Number of shares Number of voting rights % of voting rightspossible using the ISIN CODE Direct Direct Indirect Direct Indirect GB00B01YZ052 3,644,520 3,644,520 N/A 15.21% N/A B: Financial Instruments Resulting situation after the triggering transaction Type of Expiration Date Exercise/Conversion Number of voting rights % of voting rightsfinancial (xiii) Period/ Date that may be acquired if theinstrument instrument is exercised/ converted. Total (A+B)Number of voting rights % of voting rights 3,644,520 15.21% 9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable N/A Proxy Voting: 10. Name of the proxy holder: N/A 11. Number of voting rights proxy holder will cease to hold: N/A 12. Date on which proxy holder will cease to hold voting rights: N/A 13. Additional information: N/A 14. Contact name: Dr Burkhard Wittek 15. Contact telephone number: +49 89 273 7490 This information is provided by RNS The company news service from the London Stock Exchange