Net profit of Oil & Natural Gas Corpn declined 1.71% to Rs 9804.07 crore in the quarter ended June 2025 as against Rs 9974.42 crore during the previous quarter ended June 2024. Sales declined 3.47% to Rs 163108.12 crore in the quarter ended June 2025 as against Rs 168967.98 crore during the previous quarter ended June 2024.