Holding(s) in Company

Rockhopper Exploration plc
16 June 2006



Rockhopper Exploration plc ('the Company')

For immediate release: 16 June 2006

                              Holdings in Company

Rockhopper Exploration plc received notification on 15 June 2006 that Man
Financial Limited hold 2,994,215 ordinary shares in the Company, representing
4.17 per cent of the Company's issued share capital.

END

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