Additional Listing

Cookson Group PLC
12 October 2007


Cookson Group plc- Listing of Shares

Application has been made to the UK Listing Authority for the admission to the
Official List of 18,583,519 new Ordinary Shares of 10p each in Cookson Group plc
and also to the London Stock Exchange for such shares to be admitted to trading.

Such new shares will rank pari passu with the existing Ordinary Shares of
Cookson Group plc except that the interim dividend of 4.25p per Ordinary Share
payable on 15 October 2007 to Ordinary Shareholders on the Company's share
register as at 28 September 2007 will not be paid on such new shares.



END


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