Challenger Energy - Operational & Corporate Update
RNS Number : 4613Y
Challenger Energy Group PLC
09 September 2025
The information communicated within this announcement is deemed to constitute inside information as stipulated under the Market Abuse Regulations (EU) No. 596/2014 as it forms part of UK domestic law by virtue of the European Union (Withdrawal) Act 2018 ("MAR"), and is disclosed in accordance with the Company's obligations under Article 17 of MAR. Upon the publication of this announcement, this inside information is now considered to be in the public domain.
9 September 2025
Challenger Energy Group PLC
Operational & Corporate Update
Challenger Energy Group PLC (AIM:CEG, OTCQB:BSHPF) ("Challenger" or "the Company"), the Atlantic margin focussed energy company, is pleased to provide the following operational and corporate update.
A technical presentation for AREA OFF-3 is available on the Company's website.
Highlights
· Uruguay, AREA OFF-3:
o The first phase of the Company's technical work programme has successfully been completed, with multiple new seismic attribute supported anomalies identified
o Material aggregate resource potential from two primary prospects, comprising a best estimate (Pmean) of ~380 million barrels oil recoverable, and an upside (P10) case of ~980 million barrels oil recoverable
o Shallow water and reservoir depths of these primary prospects underpin relatively low development costs, and thus commerciality at even modest discovery volumes
o Considerable additional exploration potential, including possible slope turbidite and low stand fan play exposure in the north-east of the block
o The planned farmout process for AREA OFF-3 has commenced
· Uruguay, AREA OFF-1:
o 3D seismic acquisition expected to commence in late 2025, pending final environmental permitting
· Corporate:
o Sale of the Company's Trinidad and Tobago business has been finalised, resulting in a complete exit from all operations and exposures in that country
o The Company reports a strong cash position, with all planned operations fully-funded into 2027
Eytan Uliel, CEO of Challenger Energy, said:
"There is strong momentum across our business as we continue to execute our plan - advancing exploration activities in Uruguay, optimizing our portfolio, and continuing to execute on our business strategy. We have completed the first phase of technical work on AREA OFF-3 with encouraging results, and our farm-in process for this block has now commenced. Meanwhile AREA OFF-1 remains on track to see 3D seismic acquisition commence at the end of this year, we completed our full exit from Trinidad and Tobago, and prudent cash management means we have sufficient funds for everything we plan to do over the next 18 months. Overall, therefore, the upcoming period promises to be busy and exciting for Challenger Energy - I look forward to updating shareholders as to our continued progress".
Uruguay AREA OFF-3 - "farm-out process launched"
The first phase of the Company's technical work programme for the AREA OFF-3 block, offshore Uruguay, has now been completed.
That technical work programme consisted principally of reprocessing, interpreting and mapping of 1,250km2 of 3D seismic data, supplemented by a number of other geophysical and geochemical work streams, similar to the technical work processes undertaken on AREA OFF-1 prior to the farmout to Chevron.
The work completed substantially discharges all minimum work obligations for the first exploration period of AREA OFF-3 (completion of two geotechnical desktop reports are the sole remaining work items for the first period minimum work obligation, and can be completed at any time prior to the end of the first exploration period in June 2028).
Highlights from the technical work thus far undertaken on AREA OFF-3 by the Company are:
· Multiple new seismic attribute supported prospects and leads were identified from 2025 reprocessed 3D seismic data, and further corroborated by degree of structural conformance, DHI (flat spot) and amplitude variation with offset (AVO) analysis
· The two primary prospects - Benteveo and Amalia - are material, and comprise an aggregate best estimate (Pmean) of ~380 million barrels recoverable and an upside (P10) case of ~980 million barrels recoverable
· The Company's EUR (Expected Ultimate Recoverable) and STOOIP (Stock Tank Original Oil in Place) assessments for these two prospects are summarised as follows:
| 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 jonathan.paterson@harbor-access.com | Tel: +1 475 477 9401 |
| Amplitude Versus Offset (AVO) Analysis | A seismic technique that examines how reflection amplitude changes with distance from the source. |
| Direct Hydrocarbon Indicator (DHI) | Seismic features that suggest the presence of hydrocarbons. |
| Expected Ultimate Recoverable (EUR) | The total volume of hydrocarbons expected to be recovered from a reservoir over its lifetime. |
| Million Barrels of Oil Equivalent (mmboe) | A unit of energy equivalent to one million barrels of oil, used to standardize oil and gas volumes. |
| P10 | A high-case estimate; there's a 10% chance the actual volume will be greater than this. |
| P50 | The median estimate; there's a 50% chance the actual volume will be greater or less than this. |
| P90 | A low-case estimate; there's a 90% chance the actual volume will be greater than this. |
| Pmean | The mean (average) estimate of hydrocarbon volumes, derived from a probabilistic distribution. |
| Stock Tank Original Oil in Place (STOOIP) | The total volume of oil originally present in a reservoir, measured at surface conditions. |
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