Total Voting Rights

Cookson Group PLC
31 August 2007




Cookson Group plc - Voting Rights and Capital


In conformity with the FSA's Disclosure and Transparency Rule 5.6.1, Cookson
Group plc confirms that, at the date of this announcement, it has an issued
share capital of 193,567,248 Ordinary Shares of 10 pence each. None of these
Ordinary Shares is held in Treasury.

Therefore, the total number of Cookson Group plc shares with voting rights is
193,567,248.

The above figure of 193,567,248 shares may be used by shareholders as the
denominator for the calculations by which they will determine if they are
required to notify their interest in, or a change to their interest in, Cookson
Group plc under the FSA's Disclosure and Transparency Rules.




R Fell
Deputy Secretary

31 August 2007




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