Holding(s) in Company

Filtrona plc
18 September 2007



TR-1: notification of major interests in shares

1. Identity of the issuer or the                       Filtrona PLC
underlying 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             Legal & General Group Plc (L&G)
to the notification obligation:                    

4. Full name of shareholder(s)    Legal & General Assurance (Pensions Management) Limited
(if different from 3.):                                    (PMC)
                                  Legal & General Assurance Society Limited (LGAS & LGPL)
                    
5. Date of the transaction (and                      14 September 2007
date on which the threshold is                     
crossed or reached if different):

6. Date on which issuer notified:                    17 September 2007
                    
7. Threshold(s) that is/are                         From 12% -11% (L&G)
crossed or reached:                                


8. Notified details:

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

ORD GBP   28,335,471    28,335,471    25,999,893    25,999,893             11.90
0.25

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

      25,999,893                               11.90





9. Chain of controlled undertakings through which the voting rights and/or the financial
instruments are effectively held, if applicable:
Legal & General Group Plc (Direct and Indirect) (Group)
(29,098,765  13.32% = Total Position)
Legal & General Investment Management (Holdings) Limited
(LGIMH) (Direct and Indirect) (29,098,765  13.32% = Total
Position)
Legal & General Investment Management Limited (Indirect)
(LGIM) (29,098,765  13.32% = Total Position)
      Legal & General Group Plc (Direct) (L&G) (25,999,893 -11.90 % = LGAS, LGPL & PMC)
Legal & General Investment Management           Legal & General Insurance Holdings Limited
(Holdings) Limited (Direct) (LGIMHD) (7,855,258 (Direct) (LGIH) (18,144,635 -8.30% = LGAS &
-3.59% = PMC)                                   LGPL)
Legal & General Assurance (Pensions Management) Legal & General Assurance Society Limited
Limited (PMC) (7,855,258 -3.59% = PMC)          (LGAS & LGPL) (18,144,635 -8.30% = LGAS &
                                                LGPL)
                                                Legal & General Pensions Limited (Direct)
                                                (LGPL)

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 rights:            N/A

13. Additional Notification using the total voting rights figure of 218,426,795
 information:

14. Contact name:                       Patricia Kingdon


15. Contact telephone number:          01908 359100




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