Business
Persons discharging managerial responsibilities
Seplat Energy PLC has announced the exercise of Long Term Incentive Plan (LTIP) rights by its executives, Roger Brown and Eleanor Adaralegbe, on 30th May 2026. Roger Brown exercised 2,193,586 vested shares, retaining 1,645,190 after settling statutory obligations, and Eleanor Adaralegbe exercised 478,082 vested shares, retaining 358,563. These transactions ensure their shareholdings, now 6,523,862 for Brown and 1,018,254 for Adaralegbe, align with the company's remuneration policy and shareholder interests. The exercise of these LTIP shares, which occurred outside a trading venue on 22nd May 2026, was approved by the Board and is in line with market practice for executive share option exercises. Disclaimer*

About this update from Seplat Energy Plc
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES Seplat Energy PLC ("Seplat" or "Company") Share Awards granted under the Seplat Energy PLC 2014 Long Term Incentive Plan ("LTIP") Lagos and London - 29th May 2026 EXERCISE OF RIGHT ON VESTED LTIPS (AND ATTENDANT "DEALING IN SHARES") Seplat Energy PLC ("Seplat" or the "Company") announces the exercise of rights on LTIP shares vested to the executives from 2021, 2022 and 2023 LTIP under the terms of the Seplat Energy PLC 2014 Long Term Incentive Plan ("LTIP"), on 30th May 2026, and the attendant 'dealing in shares' to meet statutory obligations. Further to the above, Roger Brown and Eleanor Adaralegbe will now hold 6,523,862 and 1,018,254 ordinary shares, respectively, in Seplat Energy PLC, which sufficiently satisfies the minimum shareholding requirement mandated by the shareholder approved remuneration policy. The Board of Seplat Energy notes that this quantum of shareholding ensures that the Executive Directors' interests in the Company remain closely aligned with those of other shareholders in Seplat Energy. The transaction has been approved by the Board of Seplat Energy PLC and is in accordance with normal market practice on the exercise of share options by an Executive Director. The LTIP share award were made in accordance with the Company's Remuneration Policy for Executive Directors and under the terms of the Company's 2014 Long Term Incentive Plan. Director Vested shares exercised Shares dealing to meet statutory obligations Shares retained after statutory deductions Roger Brown 2,193,586 548,396 1,645,190 Eleanor Adaralegbe 478,082 119,519 358,563 The information set out below is provided in accordance with the requirements of Article 19(3) of the EU Market Abuse Regulation No 596/2014. Mrs. Edith Onwuchekwa Director, Legal/Company Secretary FOR: SEPLAT ENERGY PLC Details of duly authorised officer of issuer responsible for making notification: Edith Onwuchekwa, Director, Legal/Company Secretary +234 (0) 1 277 0400 1 Details of the person discharging managerial responsibilities/person closely associated a) Name Roger Brown 2 Reason for the notification a) Position / status Chief Executive Officer b) Initial notification / Amendment Initial notification 3 Details of the issuer, emiss...