Tullow Oil plc

1 September 2008

Tullow Oil plc ('Tullow' or 'the Company')

Director Shareholding

The Company was notified today that, on 1 September 2008, Ian Springett, Chief Financial Officer:

• acquired 12,000 Tullow ordinary shares of 10p each ('shares') at a price of 804.5p per share. His notifiable shareholding in the Company following this transaction is 12,000 shares representing 0.0016% of the Company's issued share capital; and

• was granted a conditional award over 68,873 shares under the terms of the Tullow Oil 2005 Performance Share Plan. The award granted on 1 September 2008 will normally vest on 1 September 2011 subject to continued employment and the satisfaction of performance conditions. The figures reflect the maximum number of shares that might vest in three years time. The actual number vesting will depend on the extent to which the performance conditions are satisfied over the three year performance period. No consideration was paid for the award and no consideration is due on vesting.

This notification is made in accordance with DR 3.1.4R (1).  

Enquiries

Graham Martin 

Tullow Oil plc

+ 44 208 996 1000

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