7th Aug 2007 11:43
Spirent Communications PLC07 August 2007 TR-1: Notification of Major Interests in Shares 1. Identity of the issuer or the underlying issuer ofexisting shares to which voting rights are attached: Spirent Communications plc 2. Reason for notification (yes/no) An acquisition or disposal of voting rights An acquisition or disposal of financial instruments which may result in the acquisitionof shares already issued to which voting rights are attached An event changing the breakdown of voting rights X Other (please specify):______________ Prudential plc group of companies 3. Full name of person(s) subject to notificationobligation: 4. Full name of shareholder(s) (if different from MAGIM HSBC GIS NOM(UK) SALI3): NORTRUST NOMINEE LTD A/C MHF01 NORTRUST NOMINEE LTD A/C MHJ01 NORTRUST NOMINEE LTD A/C MKM01 NORTRUST NOMS LTD NORTRUST NOMS LTD A/C PUF01 NORTRUST NOMS LTD PUI01 NORTRUST NOMS LTD PUQ01 NORTRUST NOMS LTD PUR01 PRUCLT HSBC GIS NOM(UK) PAC AC PRUCLT HABC GIS NOM(UK) PPL AC PRUCLT HSBC GIS NOM(UK) EQBF AC PRUCLT HSBC GIS NOM(UK) MNBF AC PRUCLT HSBC GIS NOM(UK) PENE AC 5. Date of transaction (and date on which the 01 August 2007threshold is crossed or reached if different): 6. Date on which issuer notified: 06 August 2007 7. Threshold(s) that is/are crossed or reached: See item 13 8. Notified Details A: Voting rights attached to shares Class/type of Situation previous to the Resulting situation after the triggering transactionshares triggering transaction Number of Number of Number of Number of voting rights Percentage of votingIf possible use shares voting shares rightsISIN code rights Direct Direct Indirect Direct Indirect GB0004726096 62,253,060 62,253,060 62,253,060 62,253,060 7.01% B: Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration date Exercise/ conversion No. of voting rights Percentage of votinginstrument period/date that may be acquired rights (if the instrument is exercised/converted) N/A N/A N/A N/A N/A Total (A+B) Number of voting rights Percentage of voting rights 62,253,060 7.01% 9. Chain of controlled undertakings through which the voting rights and /or the financial instruments are effectivelyheld, if applicable: Prudential plc (parent Company) M&G Group Limited (wholly owned subsidiary of Prudential plc) M&G Limited (wholly owned subsidiary of M&G Group Limited) M&G Investment Management Limited (wholly owned subsidiary of M&G Limited) The Prudential Assurance Company Limited (wholly owned subsidiary of Prudential plc) Proxy Voting: 10. Name of proxy holder: N/A 11. Number of voting rights proxy holder will cease N/Ato hold: 12. Date on which proxy holder will cease to hold N/Avoting rights: 13. Additional information: Due to the update of the TVR figure, M&G Investment Management Limited (wholly owned subsidiary of M&G Limited) has dropped below 7% triggering this notification 14 Contact name: Emma Thompson M&G Investment Management Limited 15. Contact telephone name: 020 7548 2293 Additional information Contact at Issuer: Michael Anscombe, Company Secretary, Spirent Communications plc Telephone: 01293 767672 This information is provided by RNS The company news service from the London Stock ExchangeRelated Shares:
SpirentPrudential