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ICSID TRIBUNAL ISSUES FINAL AWARD

ASCENT RESOURCES PLC

Released 12:19:51 08 July 2026

RNS Number : 5513L
Ascent Resources PLC
08 July 2026

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8 July 2026

Ascent Resources plc

("Ascent" or the "Company")

ICSID Tribunal issues Final Award in Ascent Resources Plc and Ascent Slovenia Ltc
Slovenia (ICSID Case No. ARB/22/21)

Ascent Resources Plc (LON: AST), the onshore US focused oil and gas company, announ
Tribunal (the "Tribunal") constituted under the auspices of the International Centre for Settle
Disputes ("ICSID") has issued its unanimous Award dated 7 July 2026 (the "Award") in th
arbitration.

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Key findings of the Tribunal

The Tribunal unanimously decided as follows:

• All of the Respondent's (Republic of Slovenia) jurisdictional objections are denied. The
  its jurisdiction over the totality of the Claimants' claims under the Energy Charter Treat
• All of the Claimants' claims under Articles 10 (Fair and Equitable Treatment and Natioı
  13 (Expropriation) of the ECT are denied.
• The Claimants' claim for compensation is denied.
• The Claimants (Ascent Resources Plc and Ascent Slovenia Ltd) shall pay the Respon
  EUR 3,000,000 in respect of the Respondent's own costs.
• The Parties shall bear the costs of the arbitration in equal shares.
• All other claims are dismissed.

The Award is final and binding on the Parties.

Background

The arbitration concerned claims brought by Ascent Resources Plc and its subsidiary Ascent
the Republic of Slovenia under the ECT in relation to regulatory measures affecting the Petiš
in Slovenia, including the 2022 amendments to the Slovenian Mining Act that introduced
stimulation.

The Company is reviewing the full Award and its implications and will provide a further updat
due course and as appropriate.

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