Holding(s) in Company

Filtrona plc
13 August 2007



TR-1(i): 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 the notification (please tick the appropriate box or boxes)
--------------------------------------------                                  -------
An acquisition or disposal of voting rights                                    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       Resolution Investment Services Limited
notification obligation:                                --------------------
-------------------------------
4. Full name of shareholder(s) (if different
from 3.):                                                        --------------------
-------------------------------
5. Date of the transaction (and date on which              10 August 2007
the threshold is crossed or reached if                  --------------------
different):
-------------------------------
6. Date on which issuer notified:                          13 August 2007
-------------------------------                         --------------------
7. Threshold(s) that is/are crossed
or reached:                                                                       5%
-------------------------------                                  --------------------
8. Notified details:                                      Nominee Holdings
-------------------------------                         --------------------




A: Voting rights attached to shares
Class/type   Situation previous to   Resulting situation after the triggering
of shares    the Triggering          transaction
             transaction
if possible
using the    Number of Number of     Number Number of voting     % of voting
ISIN CODE    Shares    Voting Rights of     rights               rights
                                     shares
                                     Direct Direct Indirect xi   Direct Indirect
                                            x
GB00B0744359                                        10,968,569            5.00%

B: Financial Instruments
Resulting situation after the triggering transaction
Type of     Expiration Exercise/     Number of voting rights that may   % of
financial   date       Conversion    be acquired if the instrument is   voting
instrument             Period/ Date  exercised/ converted.              rights


Total (A+B)
Number of voting rights                      % of voting rights
          10,968,569                                5.00%



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

Resolution Group Plc
Resolution Asset Management Limited
Resolution Investment Services Limited (indirect)
Bank of New York Nominees Limited (127,457 0.06%)
Vidacos Nominees Limited (10,841,112 4.94%)

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          Percentage calculation based on Issued Share Capital of
information:            219,326,796

14. Contact name:                                  Patricia Kingdon

15. Contact telephone number:                      01908 359100

A: Identity of the person or legal entity subject to the notification obligation
Full name (including legal form for legal entities)         Jon Green
                                                            Company Secretary
                                                            Filtrona plc
Phone number                                                01908 359100


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