Jersey - Serinus Energy plc ('Serinus' or the 'Company') (AIM: SENX, WSE: SEN) announces that on 19 May 2022 it has purchased, in accordance with the authority granted by shareholders at the 2022 Annual General Meeting, a total of 17,486 of its ordinary shares of nil par value at an average price paid per share of 14.90 pence per share.

Following the purchase of these shares, the Company holds 2,039,986 of its ordinary shares in treasury and has 112,026,087 ordinary shares in issue (excluding treasury shares).

About Serinus

Serinus is an international upstream oil and gas exploration and production company that owns and operates projects in Tunisia and Romania.

Contact:

Katarzyna Terej

Tel: +48 602 214 353

Forward Looking Statement Disclaimer

This release may contain forward-looking statements made as of the date of this announcement with respect to future activities that either are not or may not be historical facts. Although the Company believes that its expectations reflected in the forward looking statements are reasonable as of the date hereof, any potential results suggested by such statements involve risk and uncertainties and no assurance can be given that actual results will be consistent with these forward-looking statements. Various factors that could impair or prevent the Company from completing the expected activities on its projects include that the Company's projects experience technical and mechanical problems, there are changes in product prices, failure to obtain regulatory approvals, the state of the national or international monetary, oil and gas, financial , political and economic markets in the jurisdictions where the Company operates and other risks not anticipated by the Company or disclosed in the Company's published material. Since forward-looking statements address future events and conditions, by their very nature, they involve inherent risks and Serinus Energy plc Jeffrey Auld, Chief Executive Officer Andrew Fairclough, Chief Financial Officer Calvin Brackman, Vice President, External Relations & Strategy +44 204 541 7859 Shore Capital (Nominated Adviser & Joint Broker) Toby Gibbs / John More (Corporate Advisory) +44 207 408 4090 Arden Partners plc (Joint Broker) Ruari McGirr (Corporate Finance) Alexandra Campbell-Harris (Corporate Finance) +44 207 614 5900 Camarco (Financial PR - London) Owen Roberts Phoebe Pugh +44 203 781 8334 TBT i Wspolnicy (Financial PR - Warsaw) Katarzyna Terej +48 602 214 353 uncertainties, and actual results may vary materially from those expressed in the forward-looking statement. The Company undertakes no obligation to revise or update any forward-looking statements in this announcement to reflect events or circumstances after the date of this announcement, unless required by law.

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