Delta Dunia Corporate Strategy and Highlights

Financial Results US$m, unless stated FY20 FY21 Change 1Q21 1Q22 Change Volumes Overburden Removal (m bcm) 282 326 16% 65 124 90% Coal (mt) 45 54 19% 13 18 44% Key Financials Revenue 602 911 51% 160 332 108% EBITDA 164 234 43% 31 70 122% EBITDA Margin 29.4% 28.3% 21.8% 23.9% Operating Profit 20 82 314% (1) 13 1158% Net Profit/(Loss) (23) 0 101% (26) (0) N.M. EPS (in Rp) Rp (40) Rp 0 101% Rp (42) Rp (0) N.M. Unit Financials (US$) Cash costs ex fuel per bcm 1.11 1.42 28% 1.34 1.46 9% Cash costs ex fuel per 0.40 0.50 25% 0.49 0.48 2% bcm/km " Delta Dunia Overburden Removal increased by 90% from 1Q21 1Q22 reflects volume recovery and incremental volume from new contracts and BUMA Australia included Revenue increased by 108% from 1Q21 Increase in volume reflecting the recovery in the Company EBITDA increased by 122% from 1Q21 - Increase due to higher volume Increase in cost to support volume growth and new contracts Cash costs ex fuel per bcm increased by 9% from 1Q21 Incurred upfront costs necessary to facilitate growth ramp up efforts - Reflecting BUMA Australia cost Cost related to higher than expected rain hours caused by the La Nina anomaly - STRICTLY CONFIDENTIAL - 11

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