6-K 1 spt200705226k.txt HOLDING(S) IN COMPANY UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2007 SPIRENT COMMUNICATIONS plc _____________________________________________________________________ (Translation of registrant's name into English) Spirent House, Crawley Business Quarter, Fleming Way, Crawley, West Sussex RH10 9QL, UK. _____________________________________________________________________ (Address of principal executive offices) Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F. Form 20-F X Form 40-F..... Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934. Yes ..... No X If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- ________ 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: Spirent Communications plc 2. Reason for the notification (please tick the appropriate box or boxes) An acquisition or disposal of voting rights - DISPOSAL 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 (i) Lexa BV notification obligation: (ii) Goran Ennerfelt (a non-executive director of Spirent Communications plc) has a connected interest in the shareholding of Lexa BV. This is due to the fact that he is President and Chief Executive Officer of Axel Johnson AB, a member of the Axel Johnson Group which owns Lexa BV.
4. Full name of shareholder(s) (if different - from 3.): 5. Date of the transaction (and date on which the 22 May 2007 threshold is crossed or reached if different): 6. Date on which issuer notified: 22 May 2007 7. Threshold(s) that is/are crossed or reached: Below 10 % 8. Notified details: Sold 40,400,000 Ordinary shares
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 ix % of voting rights using the ISIN Shares Voting shares CODE Rights viii Direct Direct x Indirect xi Direct Indirect Ordinary shares 90,400,000 90,400,000 50,000,000 50,000,000 N/A 5.67 N/A ISIN: GB0004726096
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. N/A N/A N/A N/A N/A
Total (A+B) Number of voting rights % of voting rights 50,000,000 5.67% 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable : (i) Lexa BV (ii) Goran Ennerfelt (a non-executive director of Spirent Communications plc) has a connected interest in the shareholding of Lexa BV. This is due to the fact that he is President and Chief Executive Officer of Axel Johnson AB, a member of the Axel Johnson Group which owns Lexa BV. 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 N/A rights: 13. Additional information: N/A 14. Contact name: Arie Bouman - Managing Director, LEXA BV 15. Contact telephone number: +31 (0)20 471 3438 C: Additional information Contact at Issuer: Michael Anscombe, Deputy Company Secretary, Spirent Communications plc Telephone: 01293 767676 Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. ______MICHAEL ANSCOMBE______ (Registrant) Date: 22 May, 2007 By ____/s/ Michael Anscombe____ (Signature)*