Montauk Renewables Inc (MNTK) — Free Cash Flow Generation Index

Latest as of September 2025: -1.36x

Montauk Renewables Inc (MNTK) has a Free Cash Flow Generation Index of -1.36x as of September 2025. Free cash flow of $-17.16 Million represents -1% of operating cash flow ($12.65 Million). Explore Montauk Renewables Inc (MNTK) reinvestment ratio to see what proportion of operating cash flow is directed to capital expenditures.

FCF Generation Index

-1.36x
Free Cash Flow / Operating CF

Free Cash Flow

$-17.16 Million
USD

Operating Cash Flow

$12.65 Million
USD

Capital Expenditures

$29.81 Million
USD

Montauk Renewables Inc Free Cash Flow Generation Index (2018–2024)

Historical FCF Generation Index trend for Montauk Renewables Inc across 7 annual periods. For the full cash flow conversion analysis, see Montauk Renewables Inc operating cash flow efficiency.

Annual Free Cash Flow Generation for Montauk Renewables Inc (2018–2024)

Year-by-year Free Cash Flow Generation Index for Montauk Renewables Inc. Check how aggressively does Montauk Renewables Inc reinvest cash 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
2024 -0.42x $-18.53 Million $43.80 Million $62.32 Million ▲ +21.2%
2023 -0.54x $-22.04 Million $41.05 Million $63.09 Million ▼ -174.0%
2022 0.73x $58.79 Million $81.07 Million $22.28 Million ▼ -5.5%
2021 0.77x $32.89 Million $42.88 Million $9.99 Million ▲ +99.3%
2020 0.38x $11.04 Million $28.68 Million $17.65 Million ▲ +159.4%
2019 -0.65x $-17.79 Million $27.46 Million $45.25 Million ▼ -438.8%
2018 0.19x $9.49 Million $49.65 Million $40.16 Million
FCG Index = Free Cash Flow / Operating Cash Flow. FCF = Operating CF + Capital Expenditures (capex stored negative).