Holding(s) in Company

Filtronic PLC
07 December 2007


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   Capital Group International, Inc.
obligation:

4. Full name of shareholder(s) (if different from   N/A
3):

5. Date of transaction (and date on which the       5 December 2007
threshold is crossed or reached if different):

6. Date on which issuer notified:                   6 December 2007

7. Threshold(s) that is/are crossed or reached:     7%

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   Direct    Indirect

Ordinary        6,065,035  6,065,035  N/a     5,929,119  N/A        5,929,119  N/A       7.9775%
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
5,929,119                                           7.9775%

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:                                   Maura Moynihan

15. Contact telephone name:                         01274 415306




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