17 June 2024 

Rockhopper Exploration plc

("Rockhopper", the "Group" or the "Company")

Satisfaction of Precent Conditions for the Ombrina Mare Monetisation Transaction

Rockhopper Exploration plc is pleased to provide the following update in relation to the monetisation of its Ombrina Mare Arbitration Award (the "Transaction") announced on 20 December 2023.

All required precedent conditions to the Transaction have now been satisfied.  Under the terms of the Transaction, the Tranche 1 payment is due within 5 business days.

Further updates will be provided in due course.

Enquiries:

Rockhopper Exploration plc

Sam Moody - Chief Executive Officer

Tel. +44 (0) 20 7390 0234 (via Vigo Consulting)

Canaccord Genuity Limited (NOMAD and Joint Broker)

Henry Fitzgerald-O'Connor/James Asensio/Ana Ercegovic

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