Holding(s) in Company

Roc Oil Company Limited
20 November 2007

                    Roc Oil Company Limited ('The Company')

                         Substantial Shareholder Notice

The Company has been notified of the following change in substantial
shareholding:

-    As at 10 September 2007, Merrill Lynch & Co., Inc and its affiliates held
24,279,784 fully paid ordinary shares in the Company, representing 8.14% of the
total issued share capital of the Company.

For further information please contact:
Dr Kevin Hird
General Manager Business Development
Tel: [phone]
Fax: [phone]
Email: [e-mail]

Sheree Ford
General Counsel
Tel: [phone]


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