Holding(s) in Company

Cookson Group PLC
19 January 2006

19 January 2006



Cookson Group plc  - Holding(s) in Company


Cookson Group plc was informed on 19 January 2006 that, on 18 January 2006,
Standard Life Investments disposed of 202,902 shares on behalf of Standard Life
Group.  This decreased the total held as a notifiable interest (including
material interests only) to 15,091,327 shares being 7.915% of the issued stock
of that class.



No. of shares held                             Registered Name

15, 091,327                                    Vidacos Nominees



Standard Life also continues to hold a non-material interest of c.7% in the
shares of Cookson Group plc.



Cookson Group plc
265 Strand
London WC2R 1DB
Tel:  [phone]
Fax:  [phone]
Web:  www.cooksongroup.co.uk






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