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Filtronic PLC 29 February 2008 TR-1: Notifications of Major Interests in Shares 1. Identity of the issuer or the underlying issuer of Filtronic plc existing shares to which voting rights are attached: 2. Reason for notification (yes/no) An acquisition or disposal of voting rights Yes An acquisition or disposal of financial instruments which may result in the acquisition No of shares already issued to which voting rights are attached. An event changing the breakdown of voting rights No Other (please specify): ______________ N/A 3. Full name of person(s) subject to notification North Atlantic Value LLP obligation: 4. Full name of shareholder(s) (if different from North Atlantic Value LLP (as Investment Manager 3): /Adviser to other fund management clients) 5. Date of transaction (and date on which the 28 February 2008 threshold is crossed or reached if different): 6. Date on which issuer notified: 29 February 2008 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 shares Number of voting Percentage of voting use ISIN shares voting rights rights rights code Direct Indirect Direct Indirect Ordinary 3,252,157 3,252,157 4,207,481 4,207,481 N/A 5.66% N/A 0336299 B: Financial Instruments Resulting situation after the triggering transaction Type of Expiration date Exercise/ No. of voting rights that may Percentage of voting financial be acquired (if the rights instrument conversion instrument exercised/ period/date converted) N/A N/A N/A N/A N/A Total (A+B) Number of voting rights Percentage of voting rights 4,207,481 5.66% 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: N/A Proxy Voting: 10. Name of proxy holder: N/A 11. Number of voting rights proxy holder will cease N/A to hold: 12 Date on which proxy holder will cease to hold N/A voting rights: 13. Additional information: 14. Contact name: Jenny Hogg 15. Contact telephone name: 020 7747 5681 This information is provided by RNS The company news service from the London Stock Exchange

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Filtronic (FTC)
UK 100

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