Employee Trust Share Purchase

Tullow Oil PLC 08 September 2006 Tullow Oil PLC 8 September 2006 Tullow Oil plc ('Tullow' or 'the Company') The Company was notified on 7 September that the trustee of the Tullow Oil Employee Trust (the 'Trust') made the following purchases of Tullow Oil ordinary shares of 10p each ('Ordinary Shares'): TRADE DATE SHARES PURCHASED PRICE PER SHARE 6 SEPTEMBER 2006 500,000 399.1425p The Trust is a discretionary trust established by the Company for the benefit of employees of Tullow Oil plc and its subsidiaries. The shares were acquired to hedge the awards made under the Company's share incentive plans. The total holding of the Trust following this transaction is 1,000,000 Ordinary Shares representing 0.154% of the Company's issued share capital. The executive directors of Tullow are included as potential beneficiaries under the Trust and are deemed to be interested in all the shares held by the Trust for the purposes of Section 324 of the Companies Act 1985. Inquiries Tom Hickey + 44 0208 996 1000 This announcement has been issued through the Companies Announcement Service of The Irish Stock Exchange. This information is provided by RNS The company news service from the London Stock Exchange

Companies

Tullow Oil (TLW)
UK 100

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