Investor Handout for unaudited financial results for the quarter and half year ended 30th September 2026.

No. Secl/Listing 30th October 2026 National Stock Exchange of India Ltd. BSE Ltd. Exchange Plaza, 5th Floor, 25th Floor, Bandra –Kurla Complex, P J Tower, Bandra (E), Dalal Street, Mumbai - 400051 Mumbai – 400001 Scrip Symbol: IOC Scrip Code: 530965 Ref: ISIN: INE242A01010 Dear Sir, Sub : Investors handout for unaudited financial results for the quarter and half year ended 30th September 2026. Please find attached herewith the investor handout highlighting key figures of unaudited financial results for the quarter and half year ended 30th September 2026. The above information is also available on the website of the Company at www.iocl.com This is for your information and record. Yours faithfully, For Indian Oil Corporation Limited (Kamal Kumar Gwalani) Company Secretary I n v e s t o r P r e s e n t a t i o n Q2 FY 2026-27 Q2 FY 26-27 Standalone Financial Highlights Rs/Cr if not stated separately Turnover (in INR/Cr) Financial Highlights Q2 2026-27 Q1 2026-27 26617 (3274) Profit Before Tax (PBT) Profit After Tax (PAT) 21630 (2661) EBITDA Contribution 32998 2332 Exchange fluctuation Gain/(Loss) on - Crude Liability (159) (182) - Other than Crude Liability (507) 81 Interest - Interest Expenditure 2364 1610 - Interest Income 386 252 Debt Level 116578 141453 GRM (US$/bbl) – net of SAED 18.52 15.59 Q2 FY 26-27 Standalone Operational Highlights Turnover (in INR/Cr) Operational Highlights Q2 2026-27 Q1 2026-27 Refinery Operations Throughput (MMT) 18.1 19.2 Capacity utilization (%) 102.3 109.4 Distillate Yield (%) 78.9 80.2 Fuel & Loss (%) 8.5 8.0 Utilization of High Sulphur crude (%) 54.6 48.9 Pipeline Operations Throughput (MMT) 25.3 28.5 Capacity utilization (%) 64.3 79.9 Q2 FY 26-27 Standalone Operational Highlights Turnover (in INR/Cr) Operational Highlights Q2 2026-27 Q1 2026-27 Marketing Operations Petroleum Products (a) Inland Sales 21.140 22.542 - HSD 8.996 10.866 - MS 4.424 4.522 - LPG 3.470 3.085 - ATF 1.168 1.212 - FO/LSHS 1.002 0.880 - Lubes & Greases 0.261 0.197 - Others 1.819 1.780 (b) Exports Petroleum 1.227 0.939 Sub-Total (a+b) 22.367 23.481 (c) Other Products 1.933 1.873 Petrochemicals - Domestic 0.834 0.748 - Exports 0.024 0.020 Others 0.070 0.089 Sub-Total (c) 2.861 2.730 Total Sales (a+b+c) 25.228 26.211 Our Differentiators: Strong Financials Revenue from Operations (in INR/Cr) Total Equity (in INR/Cr) 2,04,544 9,34,953 1,78,677 8,86,224 1,76,715 8,66,345 8,45,513 7,28,445 1,34,758 1,31,286 5,14,890 FY 22 FY 23 FY 24 FY 25 FY 26 FY 22 FY 23 FY 24 FY 25 FY 26 Net Profit (in INR/Cr) and Dividends (%) EBITDA (in INR/Cr) 48% 50% 42% 32% 31% 74,182 73,718 39,619 36,802 47,568 24,184 38,060 28,488 12,962 8,242# FY 22 FY 23 FY 24 FY 25 FY 26 FY 22 FY 23 FY 24 FY 25 FY 26 Dividend Payout Ratio (% of PAT) # Due to suppressed marketing margins Capex & Major Projects Update as on 30.09.2026 Major Projects Update Total Equity (in INR/Cr) Gross Approved Cost Physical Progress Expected Name of the Project (Rs.cr) % Completion Date Panipat Refinery Expansion (15 MMTPA to 25 MMTPA) 38231 95.0 Dec’26 Gujarat Refinery Expansion (13.7 MMTPA to 18 MMTPA) 18936 90.1 Dec’26 Barauni Refinery Expansion (6 MMTPA to 9 MMTPA) 18113 92.5 Dec'26 PX-PTA Complex at Paradip Refinery 13805 Under Commissioning (Mechanically completed in Sep’26) New Mundra Panipat Crude Oil Pipeline, GJ, HR and RJ 9028 Under Commissioning (Mechanically completed in Jul’26) New R&D Campus-II, Faridabad, Haryana 3220 65.6 Jul’27 Poly Butadiene Rubber Plant at Panipat, Haryana 2949 92.2 Dec'26 Segment-wise Capex incurred during H1 FY 26-27 (Provisional) Rs/Cr Capex Target for Refinery Marketing Petchem Pipelines Gas R&D E&P Others Total FY 2026-27 6,083 3,396 1,306 582 133 109 121 432 12162 32,700 Super Brands FUELLING A CLEANER FUTURE Customer Loyalty Programmes Retail Outlets Thank You!