ONEOK Inc (OKE) — Free Cash Flow Generation Index
Latest as of September 2025:
0.50x
ONEOK Inc (OKE) has a Free Cash Flow Generation Index of 0.50x as of September 2025. Free cash flow of $820.00 Million represents 1% of operating cash flow ($1.62 Billion). Read ONEOK Inc (OKE) total liabilities for a breakdown of total debt and financial obligations.
FCF Generation Index
0.50x
Free Cash Flow / Operating CF
Free Cash Flow
$820.00 Million
USD
Operating Cash Flow
$1.62 Billion
USD
Capital Expenditures
$804.00 Million
USD
ONEOK Inc Free Cash Flow Generation Index (1994–2024)
Historical FCF Generation Index trend for ONEOK Inc across 28 annual periods. Explore ONEOK Inc capex to cash flow ratio to see what proportion of operating cash flow is directed to capital expenditures.
Annual Free Cash Flow Generation for ONEOK Inc (1994–2024)
Year-by-year Free Cash Flow Generation Index for ONEOK Inc. For the full company profile including market capitalisation, see OKE market cap.
| Year | FCG Index | Free Cash Flow (USD) | Operating CF | Capital Expenditures | YoY Change |
|---|---|---|---|---|---|
| 2024 | 0.59x | $2.87 Billion | $4.89 Billion | $2.02 Billion | ▼ -8.2% |
| 2023 | 0.64x | $2.83 Billion | $4.42 Billion | $1.59 Billion | ▲ +9.0% |
| 2022 | 0.59x | $1.70 Billion | $2.91 Billion | $1.20 Billion | ▼ -19.3% |
| 2021 | 0.73x | $1.85 Billion | $2.55 Billion | $696.85 Million | ▲ +565.5% |
| 2020 | -0.16x | $-296.31 Million | $1.90 Billion | $2.20 Billion | ▲ +84.0% |
| 2019 | -0.98x | $-1.90 Billion | $1.95 Billion | $3.85 Billion | ▼ -4820.9% |
| 2018 | 0.02x | $45.24 Million | $2.19 Billion | $2.14 Billion | ▼ -96.6% |
| 2017 | 0.61x | $803.02 Million | $1.32 Billion | $512.39 Million | ▲ +13.5% |
| 2016 | 0.54x | $726.98 Million | $1.35 Billion | $624.63 Million | ▲ +398.7% |
| 2015 | -0.18x | $-181.33 Million | $1.01 Billion | $1.19 Billion | ▲ +53.1% |
| 2014 | -0.38x | $-493.54 Million | $1.29 Billion | $1.78 Billion | ▲ +48.3% |
| 2013 | -0.74x | $-961.82 Million | $1.29 Billion | $2.26 Billion | ▲ +15.9% |
| 2012 | -0.88x | $-875.21 Million | $990.94 Million | $1.87 Billion | ▼ -5124.6% |
| 2011 | 0.02x | $23.91 Million | $1.36 Billion | $1.34 Billion | ▼ -94.2% |
| 2010 | 0.30x | $251.29 Million | $834.04 Million | $582.75 Million | ▼ -33.8% |
| 2009 | 0.46x | $661.45 Million | $1.45 Billion | $791.25 Million | ▲ +121.7% |
| 2008 | -2.10x | $-997.46 Million | $475.68 Million | $1.47 Billion | ▼ -1579.3% |
| 2007 | 0.14x | $145.96 Million | $1.03 Billion | $883.70 Million | ▼ -75.1% |
| 2006 | 0.57x | $497.08 Million | $873.39 Million | $376.31 Million | ▲ +296.6% |
| 2004 | -0.29x | $-59.30 Million | $204.81 Million | $264.11 Million | ▲ +99.4% |
| 2003 | -51.71x | $-211.07 Million | $4.08 Million | $215.15 Million | ▼ -7081.1% |
| 2002 | 0.74x | $601.63 Million | $812.28 Million | $210.65 Million | ▲ +370.7% |
| 2001 | 0.16x | $63.78 Million | $405.35 Million | $341.57 Million | ▲ +21.1% |
| 1998 | 0.13x | $45.01 Million | $346.53 Million | $301.51 Million | ▼ -67.9% |
| 1997 | 0.40x | $61.60 Million | $152.10 Million | $90.50 Million | ▲ +174.6% |
| 1996 | 0.15x | $15.50 Million | $105.10 Million | $89.60 Million | ▼ -43.3% |
| 1995 | 0.26x | $28.50 Million | $109.50 Million | $81.00 Million | ▲ +226.6% |
| 1994 | 0.08x | $6.40 Million | $80.30 Million | $73.90 Million | — |
FCG Index = Free Cash Flow / Operating Cash Flow. FCF = Operating CF + Capital Expenditures (capex stored negative).