BENIN Sèmè Field The following reserves and resources tables have been extracted from the independent summary Qualified Person’s Report (QPR) dated 3 March 2026, prepared by ABL Group Norway AS. With reference to the Company’s announcement on 3 March 2026, an extract from the summary QPR of the reserves of the Sèmè Field as at 31 December 2025, which is attributable to Akrake Petroleum Benin S.A., a subsidiary in which the Company has an indirect 89.74 per cent interest through LPH, is provided below: Category Gross Attributable to Licence (100%) (MMbbl/BScf) Net Attributable Lime from PSA (MMbbl / BScf) Net Attributable Rex1 (89.74% Rex Int Share of Lime) (MMbbl / BScf) Change2 from previous update (%) Risk Factors3 Remarks RESERVES Oil Reserves 1P 3.20 2.35 2.11 -62% N.A. Change due to development project reduced from four to two wells 2P 5.70 4.11 3.69 -36% N.A. 3P 6.08 4.38 3.93 -37% N.A. Natural Gas Reserves 1P - - - - - 2P - - - - - 3P - - - - - Natural Gas Liquids Reserves 1P - - - - - 2P - - - - - 3P - - - - - CONTINGENT RESOURCES Oil 1C - - - - - Infill well in H6 reservoir (new) and potential development of H7 and H8 reservoirs 2C 16.01 11.55 10.36 36% 0.44 3C 34.30 24.74 22.20 118% 0.44 Natural Gas 1C - - - - - Infill well in H6 reservoir (new) and potential development of H7 and H8 reservoirs 2C 31.77 22.92 20.57 28% 0.44 3C 46.10 33.26 29.84 82% 0.44 Natural Gas Liquids 1C - - - - - 2C - - - - - 3C - - - - - Notes: 1 Net Attributable to Rex International Holding Ltd ("Rex") means the volumes attributable to Rex International Investments Pte. Ltd., a wholly owned subsidiary of Rex which has an 89.74% ownership in Lime Petroleum Holding AS. Lime Petroleum Holding AS owns 100% of Akrake Petroleum Benin S.A. which is a licensee of the PSA in Benin. Net entitlement is based on the PSA terms and amount of cost oil and profit oil. For the 2P case the net entitlement is 72.1% of gross. For Contingent Resources the same percentage has been used for simplicity. 2 Change from previous update means the change in the volume attributable to Rex International Holding Ltd. The overall change shown includes changes in estimates of the remaining recoverable volumes for the field as well as the change in Rex's ownership share in Lime in 2025 (increased from 80.14% to 89.74%). 3 Applicable to Contingent Resources. "Risk Factor" for Contingent Resources means the estimated chance, or probability, that the volumes will be commercially extracted. N.A. denotes Not Applicable. 48 Annual Report 2025
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