PT Bumi Resources Tbk : BUMI ANNOUNCES 1st SEMESTER 2025 RESULTS

About this update from Pt Bumi Resources Tbk Class A

Bakrie Tower,12 th floor Komplek Rasuna Epicentrum Jl. H.R. Rasuna Said Jakarta, INDONESIA 12940 Website: https://www.bumiresources.com Company Information BUMI ANNOUNCES 1 st SEMESTER 2025 RESULTS ASP DROPS 19% LOWERING REVENUE BY 20.4% OPERATING MARGIN MAINTAINED AT 5% PROFIT BEFORE TAX $88.6 MILLION, NET INCOME $52.1 MILLION, NET INCOME ATTRIBUTABLE TO OWNERS $20.4 MILLION Jakarta, 1 st Aug 2025 PT Bumi Resources Tbk (BUMI) confirms that the Unaudited Financials for 1 st Semester 2025 have been posted on IDX and BUMI websites on 31 st July 2025. Attached for your information are: The Income Statement for 1H-2025 is PSAK 111 compliant ie specifically excludes KPC which is equity accounted (Appendix 1) . The Consolidated Income Statement 1H-2025, including KPC, is highlighted below for benefit of investors and compared YOY (Appendix 2) . Operating Metrics of the BUMI on full basis for 1H-2025 (YOY) are attached (Appendix 3) . Comments on PSAK 111 Performance 1H-2025 vs 1H-2024 Revenues US$677.9 million vs US$595.8 million or increase by $82.1mn 13.8% Cost of Revenues US$(570.9) million vs US$(542.1) million or increase by 5.3% Gross Profit US$107.0 million vs US$53.7 million or increase by 99.1% Operating Expenses US$(51.7) million vs US$(41.4) million or increase by 24.9% Operating Profit US$55.3 million vs US$12.3 million or increase by 349.0% Operating Margin 8.2% vs 2.1% Profit Before Income Tax US$51.5 million vs US$62.6 million or decrease by 17.7% NET Income US$38.6 million vs US$93.0 million or decrease by 58.5% Profit for the Period Attributable to Owners of the Parent US$20.4 million vs US$84.9 million or decrease by 76.0% Comments on Consolidated Performance 1H-2025 vs 1H-2024 Revenues US$2,300.3 million vs US$ US$2,888.3 million or decrease by $588.0mn (-20.4%) Cost of Revenues US$(2,077.6) million vs US$(2,628.5) million or decrease by 21.0% Gross Profit US$222.7 million vs US$259.8 million or decrease by 14.3% Operating Expenses US$(107.8) million vs US$(116.6) million or decrease by 7.5% Operating Income US$114.8 million vs US$143.2 million or decrease by 19.8% Operating Margin 5.0% vs 5.0% Profit Before Income Tax US$88.6 million vs US$141.1 million or decrease by 37.2% Profit for the Period - NET US$52.1 million vs US$134.9 million or decrease by 61.4% Net Income for the Period Attributable to Owners of the Parent US$20.4 million vs US$84.9 million or decrease by 76.0% Financial Highlights based on Consolidated - 1H-2025 vs 1H-2024 ASP drops 19% lowering revenue by 20.4%. Operating Margin maintained at 5%. Profit Before Tax US$88.6 Million, Net Income US$52.1 Million, Net Income Attributable To Owners US$20.4 Million. Operating Performance 1H'25 vs 1H'24 Overburden Removed (mbcm) : 290.5 vs 337.6 - 14% down Strip Ratio : 8.1 vs 8.9 Coal Mined : 35.9MT vs 37.7MT - decrease by 5% Coal Sales : 34.8MT vs 37.0MT - decrease by 6% FOB Prices : $61.3/t vs US$75.2/t - decrease by 19% Inventory : 2.7MT vs 3.1MT FY 2025 Guidance Sales : 76MT - 78MT Average forecast price : US$60/t - US$62/t Production cash cost : ca US$44/t - US$46/t EARNINGS CALL ON 1H-2025 RESULTS An earnings call is planned - details would be advised separately. For further information, please contact: PT Bumi Resources Tbk. Tel (62-21) 5794 2080 Fax (62-21) 5794 2070 email https://www.bumiresources.com Appendix - 1 PSAK111 Income Statement 1H-2025 vs 1H-2024 30 Juni/June 30, 2025 30 Juni/June 30, 2024 Setelah PSAK 111 Setelah PSAK 111 After PSAK 111 After PSAK 111 PENDAPATAN 677,932,177 595,841,018 REVENUES BEBAN POKOK PENDAPATAN (570,905,363) (542,095,573) COST OF REVENUES LABA BRUTO 107,026,814 53,745,445 GROSS PROFIT BEBAN USAHA (51,731,579) (41,429,564) OPERATING EXPENSES LABA USAHA 55,295,235 12,315,881 OPERATING INCOME BEBAN LAIN-LAIN - NETO (3,774,948) 50,312,650 OTHER (EXPENSE) INCOME - NET LABA SEBELUM BEBAN INCOME BEFORE INCOME PAJAK PENGHASILAN 51,520,287 62,628,531 TAX EXPENSE BEBAN PAJAK PENGHASILAN (11,540,729) 31,328,499 INCOME TAX EXPENSE LABA NETO SETELAH PAJAK 39,979,558 93,957,030 NET INCOME AFTER TAX BAGI HASIL (1,424,596) (999,452) PROFIT SHARING LABA NETO 38,554,962 92,957,578 NET INCOME Laba Periode Berjalan yang Dapat Total Net Income For The Period Diatribusikan Kepada: Pemilik Entitas Induk 20,406,300 84,913,489 Attributable To: Owners of the Parent Company Kepentingan Non-Pengendali 18,148,662 8,044,089 Non-Controlling Interests 38,554,962 92,957,578 Consolidated Income Statement 1H-2025 vs 1H-2024 - Including KPC & Arutmin Appendix - 2 Operational Summary (ON FULL BASIS) - 1H-2025 vs 1H-2024 Appendix -3

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