5th Sep 2007 10:30
Rockhopper Exploration plc05 September 2007 Rockhopper Exploration PLC ("the Company")5 September 2007 Notifiable Interest A form TR-1 containing the following information has been received by theCompany. TR-1 notification of major interests in shares 1. Identity of the issuer or the underlying issuer of existing shares to whichvoting rights are attached: Rockhopper Exploration PLC 2. Reason for the notification An acquisition or disposal of voting rights 3. Full name of person(s) subject to the notification obligation: RAB SPECIAL SITUATIONS (MASTER) FUND LTD 4. Full name of shareholder(s) (if different from 3): CREDIT SUISSE CLIENT NOMINEES (UK) LIMITED 5. Date of the transaction (and date on which the threshold is crossed orreached if different): 3 September 2007 6. Date on which issuer notified: 4 September 2007 7. Threshold(s) that is/are crossed or reached: 6% 8. Notified details: A: Voting rights attached to shares Class/ Situation previous Resulting situation after the triggering type of to Triggering transactionshares transactionif Notification required under DTR transitional possible provision 7using Number of Number Number of Number of voting % of votingISIN Shares of shares rights rightsCODE Voting Rights Direct Direct Indirect Direct Indirect ORDINARYSHARES 5,829,810 7.70% 4,617,310 4,617,310 100,000 6.10% 0.13% B: Financial Instruments Resulting situation after the triggering transactionType of Expiration Exercise/ Number of voting rights that may % offinancial date Conversion be acquired if the instrument is votinginstrument Period/ exercised/ converted rights DateN/A N/A N/A N/A N/A Total (A+B)Number of voting rights % of voting rightsA ONLY 6.23% 9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: RAB Capital plc acts as investment manager for RAB SPECIAL SITUATIONS (MASTER)FUND LTD. RAB Capital plc does not act as custodian for its clients andtherefore the shares are held in the nominee name of the custodian of itsclients, which is CREDIT SUISSE CLIENT NOMINEES (UK) LIMITED. 10. Name of the Proxy holder: N/A 11. Number of voting rights proxy holder will cease to hold: N/A 12. Date on which proxy holder will cease to hold voting rights: N/A 13. Additional information: N/A 14. Contact name: N/A 15. Contact telephone number: N/A For further information, please contact: Rockhopper Exploration plc www.rockhopperexploration.co.ukSam Moody - Managing Director 01722 414 419 Aquila Financial Ltd www.aquila-financial.comPeter Reilly 020 7202 2601 This information is provided by RNS The company news service from the London Stock ExchangeRelated Shares:
Rockhopper