2021 Full Year Results

Highly profitable largely undeveloped areas east of Jubilee core Significant recovery potential (mmbbls) JNE 6% JSE 11% EUR Greater Jubilee Full Field Development Area Infill Jubilee NE 9% Excluding undefined Produced 47% contingent and prospective resource projects Existing wells 27% Defined projects in the largely undeveloped areas east of Jubilee core have a combined estimated ultimate recovery (EUR) of >170 mmbbls TULLOW Jubilee Jubilee SE 3.5 km Existing producing areas Infill Jubilee South East Jubilee North East Tullow Oil plc | 2021 Full Year Results Slide 20

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