Holding(s) in Company

Filtrona plc
18 January 2008



TR-1: Notification of major interests in shares

1. Identity of the issuer or the underlying                 Filtrona plc
issuer of 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 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                   INVESCO Limited
notification obligation:                               
-------------------------------
4. Full name of shareholder(s) (if different from
3.):                                                         
-------------------------------
5. Date of the transaction (and date on which the          16 January 2008
threshold is crossed or reached if different):         
-------------------------------
6. Date on which issuer notified:                           18 January 07
-------------------------------                        
7. Threshold(s) that is/are crossed or reached:                16%,17%
-------------------------------                         





8. Notified details:

A: Voting rights attached to shares

Class/type of  Situation previous to the   Resulting situation after the triggering
shares         Triggering transaction      transaction
if possible
using the ISIN Number of     Number of     Number of     Number of voting     Percentage of
CODE           Shares        Voting Rights shares        rights               voting rights
                                                         Direct Indirect      Direct Indirect
Ordinary 25p
Shares
(GB00B0744359)  35,007,774    35,007,774    34,858,840           34,858,840           16.94%

B: Financial Instruments

Resulting situation after the triggering transaction

Type of     Expiration Exercise/     Number of voting rights that may Percentage
financial   date       Conversion    be acquired if the instrument is of voting
instrument             Period/ Date  exercised/ converted.            rights


Total (A+B)
Number of voting rights                  % of voting rights
34,858,840                               16.94%








9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable:

Brown Brothers Harriman (New Jersey) - 41,124

Bank of Ireland (Dublin) - 322,350

Bank of New York - 101,872

Bank of New York (Brussels) - 58,359

Chase Bank - 151,759

JP Morgan Chase - 514,931

Vidacos Nominees - 26,659,257

HSBC Bank Plc (London) - 670,809

Japan Trustee Services Bank - 2,661

State Street Trust & Banking Co (London) - 2,949,780

Trust & Custody Servs JP - 6,496

North Trust Company (London) - 386,853

Other - 2,992,589


Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease
to hold:

12. Date on which proxy holder will cease to hold
voting rights:

13. Additional information:

14. Contact name:                                     Jon Green
                                                     Filtrona plc

15. Contact telephone number:                        01908 359100




                      This information is provided by RNS
            The company news service from the London Stock Exchange