SEPLAT — SEPLAT ENERGY Disclosures

* Seplat Energy PLC announced the exercise of rights on LTIP shares vested to executives from 2021, 2022, and 2023, with the transaction taking place on 22 May 2026. * CEO Roger Brown exercised 2,193,586 shares, while CFO Eleanor Adaralegbe exercised 478,082 shares; portions of these shares were withheld for statutory tax obligations, resulting in net retentions of 1,645,190 and 358,563 shares, respectively. * The transaction ensures that the Executive Directors hold sufficient ordinary shares to comply with the company's mandated minimum shareholding requirement.

* Seplat Energy PLC held its Thirteenth Annual General Meeting on May 20, 2026, where shareholders approved all proposed resolutions. * The company declared a final dividend for the 2025 financial year and ratified the appointment and re-election of several members of the Board of Directors. * Shareholders approved the Remuneration Section of the Directors’ Remuneration Report and authorized the Board to determine the auditors' remuneration. * Three shareholder representatives and two Board-nominated representatives were appointed to the Statutory Audit Committee.

* Seplat Energy has confirmed the currency exchange rate for its FY 2025 final and special dividend payments to shareholders receiving funds in Naira. * The applicable exchange rate, based on the Central Bank of Nigeria’s Nigerian Foreign Exchange Market rate for May 14, 2026, is US$1 = ₦ 1,370.89.