7th Apr 2009 11:22
TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES
1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:
COOKSON GROUP PLC
2. Reason for the notification (please state 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 to the notification obligation:
STANDARD LIFE INVESTMENTS LTD
4. Full name of shareholder(s) (if different from 3.):
VIDACOS NOMINEES
5. Date of the transaction (and date on which the threshold is crossed or reached if different):
3 APRIL 2009
6. Date on which issuer notified:
6 APRIL 2009
7. Threshold(s) that is/are crossed or reached:
13%
8. Notified details:
A: Voting rights attached to shares
| 
 Class/type of shares if possible using the ISIN CODE  | 
 Situation previous to the Triggering transaction  | 
||
| 
 
  | 
 Number of shares  | 
 Number of voting Rights  | 
|
| 
 GB00B07V4P80  | 
 367,922,399  | 
 367,922,399  | 
|
Resulting situation after the triggering transaction
| 
 Class/type of shares if possible using the ISIN CODE  | 
 Number of shares  | 
 Number of voting rights  | 
 % of voting rights  | 
||
| 
 
  | 
 
  | 
 Direct  | 
 Indirect  | 
 Direct  | 
 Indirect  | 
| 
 GB00B07V4P80  | 
 352,922,399  | 
 224,653,638  | 
 128,268,761  | 
 8.128  | 
 4.641  | 
B: Financial Instruments
Resulting situation after the triggering transaction
| 
 Type of financial instrument  | 
 Expiration Date  | 
 Exercise/Conversion Period/ Date  | 
 Number of voting rights that may be acquired if the instrument is exercised/ converted.  | 
 % of voting rights  | 
| 
 N/A  | 
||||
Total (A+B)
| 
 Number of voting rights  | 
 % of voting rights  | 
| 
 352,922,399  | 
 12.769  | 
9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable:
STANDARD LIFE INVESTMENTS LTD
Proxy Voting:
10. Name of the proxy holder:
11. Number of voting rights proxy holder will cease to hold:
12. Date on which proxy holder will cease to hold voting rights:
13. Additional information:
14. Contact name:
RACHEL FELL, DEPUTY SECRETARY, COOKSON GROUP PLC
15. Contact telephone number:
+ 44 (0)20 7822 0000
Related Shares:
Vesuvius