Holding(s) in Company

Filtrona plc
06 February 2006


                                  SCHEDULE 10
                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company

Filtrona plc

2. Name of shareholder having a major interest

Threadneedle Investments on behalf of various Ameriprise Financial Inc. group
subsidiaries, including Threadneedle Pensions Ltd, Threadneedle Asset Management
Ltd, Threadneedle Asset Management Holdings Ltd, Threadneedle Investment Funds
ICVC, Threadneedle Specialist Investment Funds ICVC, Threadneedle Investment
Services Ltd and Eagle Star Unit Managers Ltd.

3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18

Threadneedle Investments as Investment Manager for various client accounts

 4. Name of the registered holder(s) and, if more than one holder, the number of
    shares held by each of them

Registered Holders                           Account                   Holding
--------------------                         ---------                 ---------
Bank of Ireland Nominees                           4261416             310,600
Bank of Ireland Nominees                           4239914             389,870
BNY (OCS) Nominees Ltd                              219064             268,129
Littledown Nominees Ltd                              10478               5,000
Littledown Nominees Ltd                              10479              10,050
Littledown Nominees Ltd                               7205             931,727
Littledown Nominees Ltd                              21688             839,180
Littledown Nominees Ltd                               7207           1,786,458
Littledown Nominees Ltd                               7196             101,815
Littledown Nominees Ltd                              27642             546,506
Littledown Nominees Ltd                               2891           4,362,240
Littledown Nominees Ltd                              30337              95,861
Littledown Nominees Ltd                               2642             349,120
Littledown Nominees Ltd                              31348              73,858
Littledown Nominees Ltd                              10469             478,481
Littledown Nominees Ltd                              10492           1,003,517
Littledown Nominees Ltd                              10491           1,940,028
Littledown Nominees Ltd                              10488           2,282,384
Littledown Nominees Ltd                              10489             805,694
Mellon Nominees (UK) Ltd                       WWSF0004002             641,092
Mellon Nominees (UK) Ltd                       AVOF0003002           1,259,783
Morgan Stanley Nominees Ltd                     04F607404            1,407,896
Roy Nominees                                        104450             208,494
State Street Nominees Ltd                             JTAV             160,130
State Street Nominees Ltd                             JY17           1,861,196
                                                                    22,119,109
                                                                    ------------

5. Number of shares / amount of stock acquired

N/A

6. Percentage of issued class

N/A

7. Number of shares / amount of stock disposed

N/A

8. Percentage of issued class

N/A

9. Class of security

Ordinary shares

10. Date of transaction

Not advised

11. Date company informed

3 February 2006

12. Total holding following this notification

22,199,109 shares

13. Total percentage holding of issued class following this notification

10.09%

14. Any additional information

N/A

15. Name of contact and telephone number for queries

Shanny Looi - 01908 359 100

16. Name and signature of authorised company official responsible for making
this notification
Jon Green - Company Secretary

Date of notification

6 February 2006


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