Rockhopper Exploration plc
28 August 2026
THIS ANNOUNCEMENT AND THE INFORMATION CONTAINED HEREIN, IS RESTRICTED AND IS NOT FOR RELEASE, PUBLICATION, DISTRIBUTION OR FORWARDING, IN WHOLE OR IN PART, DIRECTLY OR INDIRECTLY, IN OR INTO THE UNITED STATES, AUSTRALIA, CANADA, JAPAN, THE REPUBLIC OF SOUTH AFRICA OR ANY OTHER JURISDICTION IN WHICH SUCH RELEASE, PUBLICATION OR DISTRIBUTION WOULD BE UNLAWFUL.
THIS ANNOUNCEMENT IS FOR INFORMATION PURPOSES ONLY AND IS NOT AN OFFER OF SECURITIES IN ANY JURISDICTION.
28 August 2026
Rockhopper Exploration plc
("Rockhopper" or the "Company")
Publication of Open Offer Circular
Rockhopper Exploration plc (AIM: RKH), the oil and gas company with key interests in the North Falkland Basin, on 27 August 2026, announced a Proposed Capital Raising, including an Open Offer to raise gross proceeds of up to approximately US$20 million (c. £14.4 million) if fully taken up.
In respect of the Open Offer, a circular (the "Circular") containing full details (together with an Open Offer Application Form for Qualifying Shareholders who hold their Ordinary Shares in certificated form) is today being posted to Qualifying Shareholders who have elected to receive hard copies of shareholder documentation and has also been published on the Company's website:
https://rockhopperexploration.co.uk/investors/shareholder-documents/
Capitalised terms in this announcement have the meaning ascribed to them in the Proposed Capital Raising announcement released on 27 August 2026.
Enquiries:
Rockhopper Exploration plc
Sam Moody - Chief Executive Officer
Tel. +44 (0)20 7390 0230 (via Vigo Consulting)
Canaccord Genuity Limited (NOMAD and Joint Broker)
Henry Fitzgerald-O'Connor/James Asensio/Charlie Hammond
Tel. +44 (0) 20 7523 8000
Peel Hunt LLP (Joint Broker)
Richard Crichton/Georgia Langoulant
Tel. +44 (0) 20 7418 8900
Vigo Consulting
Patrick d'Ancona/Ben Simons/Fiona Hetherington
Tel. +44 (0) 20 7390 0234
Notes to Editors
Rockhopper Exploration plc is a UK-based oil and gas exploration and production company with key interests in the Falkland Islands. The Company holds a 35% interest in licences in the North Falkland Basin, where it has sanctioned the development of the significant Sea Lion field which was originally discovered by the Company in 2010.
Rockhopper's shares are quoted on the AIM market of the London Stock Exchange under the ticker RKH.
For more information, visit the Company's website at www.rockhopperexploration.co.uk.
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