Oil & Natural Gas Corporation Limited (ONGC) — Free Cash Flow Generation Index
Oil & Natural Gas Corporation Limited (ONGC) has a Free Cash Flow Generation Index of 0.58x as of September 2025. Free cash flow of Rs354.57 Billion represents 1% of operating cash flow (Rs607.87 Billion). Read Oil & Natural Gas Corporation Limited total liabilities for a breakdown of total debt and financial obligations.
FCF Generation Index
Free Cash Flow
Operating Cash Flow
Capital Expenditures
Oil & Natural Gas Corporation Limited Free Cash Flow Generation Index (2002–2026)
Historical FCF Generation Index trend for Oil & Natural Gas Corporation Limited across 25 annual periods. Explore Oil & Natural Gas Corporation Limited (ONGC) reinvestment ratio to see what proportion of operating cash flow is directed to capital expenditures.
Annual Free Cash Flow Generation for Oil & Natural Gas Corporation Limited (2002–2026)
Year-by-year Free Cash Flow Generation Index for Oil & Natural Gas Corporation Limited. For the full company profile including market capitalisation, see market value of Oil & Natural Gas Corporation Limited.
| Year | FCG Index | Free Cash Flow (INR) | Operating CF | Capital Expenditures | YoY Change |
|---|---|---|---|---|---|
| 2026 | 0.63x | Rs715.83 Billion | Rs1.13 Trillion | Rs412.82 Billion | ▲ +63.8% |
| 2025 | 0.39x | Rs351.92 Billion | Rs908.68 Billion | Rs556.76 Billion | ▼ -18.8% |
| 2024 | 0.48x | Rs473.61 Billion | Rs992.63 Billion | Rs519.02 Billion | ▲ +14.1% |
| 2023 | 0.42x | Rs352.07 Billion | Rs842.11 Billion | Rs490.04 Billion | ▼ -2.6% |
| 2022 | 0.43x | Rs334.74 Billion | Rs780.00 Billion | Rs445.26 Billion | ▲ +382.2% |
| 2021 | 0.09x | Rs42.01 Billion | Rs472.01 Billion | Rs430.01 Billion | ▼ -61.7% |
| 2020 | 0.23x | Rs166.49 Billion | Rs716.34 Billion | Rs549.85 Billion | ▼ -23.5% |
| 2019 | 0.30x | Rs186.65 Billion | Rs614.58 Billion | Rs427.92 Billion | ▲ +45.6% |
| 2018 | 0.21x | Rs118.49 Billion | Rs567.92 Billion | Rs449.43 Billion | ▲ +1.1% |
| 2017 | 0.21x | Rs94.52 Billion | Rs457.80 Billion | Rs363.29 Billion | ▼ -40.9% |
| 2016 | 0.35x | Rs161.68 Billion | Rs462.92 Billion | Rs301.24 Billion | ▲ +932.0% |
| 2015 | -0.04x | Rs-14.25 Billion | Rs339.50 Billion | Rs354.34 Billion | ▲ +73.0% |
| 2014 | -0.16x | Rs-82.95 Billion | Rs532.70 Billion | Rs615.65 Billion | ▼ -158.1% |
| 2013 | -0.06x | Rs-24.06 Billion | Rs398.74 Billion | Rs422.80 Billion | ▼ -142.4% |
| 2012 | 0.14x | Rs65.60 Billion | Rs461.29 Billion | Rs395.69 Billion | ▼ -58.2% |
| 2011 | 0.34x | Rs142.75 Billion | Rs419.80 Billion | Rs277.05 Billion | ▲ +30.0% |
| 2010 | 0.26x | Rs75.30 Billion | Rs287.83 Billion | Rs212.53 Billion | ▲ +3.1% |
| 2009 | 0.25x | Rs73.59 Billion | Rs289.98 Billion | Rs216.39 Billion | ▼ -39.7% |
| 2008 | 0.42x | Rs122.14 Billion | Rs290.29 Billion | Rs168.14 Billion | ▼ -17.8% |
| 2007 | 0.51x | Rs142.24 Billion | Rs277.90 Billion | Rs135.66 Billion | ▼ -17.6% |
| 2006 | 0.62x | Rs128.14 Billion | Rs206.24 Billion | Rs78.11 Billion | ▲ +46.7% |
| 2005 | 0.42x | Rs76.41 Billion | Rs180.44 Billion | Rs81.01 Billion | ▼ -27.9% |
| 2004 | 0.59x | Rs82.99 Billion | Rs141.24 Billion | Rs58.24 Billion | ▼ -52.2% |
| 2003 | 1.23x | Rs159.20 Billion | Rs129.49 Billion | Rs29.71 Billion | ▲ +2.7% |
| 2002 | 1.20x | Rs97.23 Billion | Rs81.25 Billion | Rs15.98 Billion | — |