Business
Update on production at Triton FPSO
Serica Energy PLC announced that production has resumed at the Triton FPSO following a temporary suspension due to a flare system issue announced on October 8, 2025. Production has been ramped up by the operator and has now reached a rate of over 25,000 boepd net to Serica. The company had expected to resume production at a limited level shortly after the initial announcement. Disclaimer*

About this update from Serica Energy Plc
21 October 2025 Serica Energy plc ('Serica' or 'the Company') Update on production at Triton FPSO Following the announcement on 8 October that an issue with the flare system on the Triton FPSO resulted in a temporary suspension of production, production resumed in line with expectations at a limited level shortly after that date. Since then, the operator has ramped up production, which has now reached a rate of over 25,000 boepd net to Serica. This announcement is inside information for the purposes of Article 7 of Regulation 596/2014. -end- Enquiries: Serica Energy plc +44 (0)20 7487 7300 Martin Copeland (CFO) / Andrew Benbow (Group Investor Relations Manager) Peel Hunt (Nomad & Joint Broker) +44 (0)20 7418 8900 Richard Crichton / David McKeown / Emily Bhasin Jefferies (Joint Broker) +44 (0)20 7029 8000 Sam Barnett / Cameron Jones Vigo Consulting (PR Advisor) +44 (0)20 7390 0230 Patrick d'Ancona [email protected] NOTES TO EDITORS Serica Energy is a British independent oil and gas exploration and production company with a portfolio of UKCS assets. Serica has a balance of gas and oil production. The Company is responsible for about 5% of the natural gas produced in the UK, a key element in the UK's energy transition. Serica's producing assets are focused around two main hubs: the Bruce, Keith and Rhum fields in the UK Northern North Sea, which it operates, and a mix of operated and non-operated fields tied back to the Triton FPSO. Serica also has operated interests in the producing Columbus (UK Central North Sea) and Orlando (UK Northern North Sea) fields and a non-operated interest in the producing Erskine field in the UK Central North Sea. Serica has a two-pronged strategy for growth comprising investment in its existing portfolio and M&A. Further information on the Company can be found at www.serica-energy.com . The Company's shares are traded on the AIM market of the London Stock Exchange under the ticker SQZ and the Company is a designated foreign issuer on the TSX. To receive Company news releases via email, please subscribe via the Company website.