Diamondback Energy Inc (FANG) — Free Cash Flow Generation Index

Latest as of December 2025: 0.60x

Diamondback Energy Inc (FANG) has a Free Cash Flow Generation Index of 0.60x as of December 2025. Free cash flow of $1.40 Billion represents 1% of operating cash flow ($2.34 Billion). Explore how much does Diamondback Energy Inc reinvest in capital to see what proportion of operating cash flow is directed to capital expenditures.

FCF Generation Index

0.60x
Free Cash Flow / Operating CF

Free Cash Flow

$1.40 Billion
USD

Operating Cash Flow

$2.34 Billion
USD

Capital Expenditures

$943.00 Million
USD

Diamondback Energy Inc Free Cash Flow Generation Index (2009–2025)

Historical FCF Generation Index trend for Diamondback Energy Inc across 17 annual periods. For the full cash flow conversion analysis, see Diamondback Energy Inc cash conversion from operations.

Annual Free Cash Flow Generation for Diamondback Energy Inc (2009–2025)

Year-by-year Free Cash Flow Generation Index for Diamondback Energy Inc. Check FANG capex plus investments ratio to assess the company's total reinvestment commitment from operating cash flow.

Year FCG Index Free Cash Flow (USD) Operating CF Capital Expenditures YoY Change
2025 0.60x $5.24 Billion $8.76 Billion $3.52 Billion ▲ +171.3%
2024 -0.84x $-5.37 Billion $6.41 Billion $11.79 Billion ▼ -511.3%
2023 0.20x $1.21 Billion $5.92 Billion $4.71 Billion ▼ -54.3%
2022 0.45x $2.82 Billion $6.33 Billion $3.50 Billion ▲ +6.9%
2021 0.42x $1.65 Billion $3.94 Billion $2.30 Billion ▲ +1093.8%
2020 0.03x $74.00 Million $2.12 Billion $2.04 Billion ▲ +109.9%
2019 -0.35x $-968.00 Million $2.73 Billion $3.70 Billion ▲ +71.0%
2018 -1.22x $-1.91 Billion $1.56 Billion $3.48 Billion ▲ +55.0%
2017 -2.71x $-2.41 Billion $889.00 Million $3.30 Billion ▼ -4.9%
2016 -2.59x $-859.09 Million $332.08 Million $1.19 Billion ▼ -121.9%
2015 -1.17x $-485.59 Million $416.50 Million $902.09 Million ▲ +61.9%
2014 -3.06x $-1.09 Billion $356.39 Million $1.45 Billion ▲ +39.2%
2013 -5.03x $-784.15 Million $155.78 Million $939.92 Million ▼ -97.3%
2012 -2.55x $-126.80 Million $49.69 Million $176.49 Million ▼ -40.6%
2011 -1.81x $-56.24 Million $31.00 Million $87.24 Million ▲ +81.6%
2010 -9.85x $-51.12 Million $5.19 Million $56.31 Million ▼ -11.2%
2009 -8.86x $-23.93 Million $2.70 Million $26.63 Million
FCG Index = Free Cash Flow / Operating Cash Flow. FCF = Operating CF + Capital Expenditures (capex stored negative).