CHALLENGER ENERGY GROUP PLC

Share Issue/Capital Change • Oct 27, 2025

National Storage Mechanism | Additional information

RNS Number : 9812E

Challenger Energy Group PLC

27 October 2025

27 October 2025

Challenger Energy Group PLC

AIM Rule 17 Schedule 2(g) Update

Challenger Energy Group PLC (AIM:CEG, OTCQB:BSHPF) ("Challenger" or "the Company"), discloses the following information pursuant to Rule 17 and Schedule 2, Paragraph (g) of the AIM Rules for Companies.

Prax Exploration and Production PLC ("Prax"), a U.K. incorporated company of which Iain McKendrick was a non-executive director, was placed into administration on 29 September 2025, and on the same day a sale of Prax was announced to Serica Energy PLC. The administration of Prax related to the sale transaction, which is expected to close in December 2025.

Armour Energy Limited ("Armour"), a n Australian incorporated company of which Stephen Bizzell and Eytan Uliel were non-executive directors, was placed into administration on 10 November 2023, along with several subsidiary entities of Armour of which Stephen Bizzell and Eytan Uliel were also non-executive directors, being Armour Energy (Surat Basin) Pty Ltd, Armour Energy (Victoria) Pty Ltd, McArthur Oil and Gas Limited and McArthur NT Pty Ltd.  Subsequently, on 22 January 2024, Armour Energy (Surat Basin) Pty Ltd and Armour Energy (Victoria) Pty Ltd were sold under a Deed of Company Arrangement and exited administration, and the remaining entities, being Armour Energy Limited, McArthur Oil and Gas Limited and McArthur NT Pty Ltd, were placed into receivership, with a final report on the liquidation of these entities issued on 15th September 2025. Unsecured creditor claims, almost entirely from Armour's majority shareholder (DGR Global Limited) following a sale of Armour's operating business, totalled approximately A$31.6m; no distribution was made to unsecured creditors. For further information: https://www.mcgrathnicol.com/creditors/armour-energy-group/

For further information, please contact:

Challenger Energy Group PLC Eytan Uliel, Chief Executive Officer	Tel: +44 (0) 1624 647 882
Zeus - Nomad and Joint Broker James Joyce/James Bavister	Tel: +44 (0) 20 3829 5000
Stifel - Joint Broker Ashton Clanfield / Callum Stewart / Simon Mensley	Tel: +44 (0) 20 7710 7600
Gneiss Energy Limited - Financial Adviser Jon Fitzpatrick / Paul Weidman	Tel: +44 (0) 20 3983 9263
CAMARCO - Financial PR Billy Clegg / Georgia Edmonds / Emily Hall	Tel: +44 (0) 20 3757 4980
Jonathan Paterson - Investor Relations [email protected]	Tel: +1 475 477 9401

Notes to Editors

Challenger Energy is an Atlantic-margin focused energy company, with a current high-impact position in Uruguay, where the Company holds two offshore exploration licences, totalling 19,000km2 (gross) and is partnered with Chevron on the AREA-OFF 1 block. Challenger Energy is quoted on the AIM market of the London Stock Exchange and the OTCQB in the United States.

https://www.cegplc.com  

ENDS

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