Montauk Renewables Inc Free Cash Flow Generation Index

Latest as of June 2026: -0.69x

Montauk Renewables Inc free cash flow generation index. Montauk Renewables Inc (MNTK) has a Free Cash Flow Generation Index of -0.69x as of June 2026. Free cash flow of $-10.09 Million represents -1% of operating cash flow ($14.60 Million).

FCF Generation Index

-0.69x
Free Cash Flow / Operating CF

Free Cash Flow

$-10.09 Million
USD

Operating Cash Flow

$14.60 Million
USD

Capital Expenditures

$24.69 Million
USD

Free Cash Flow Generation Index of Montauk Renewables Inc (2018–2025)

Free cash flow generation index of Montauk Renewables Inc from 2018 to 2025. Historical FCF Generation Index trend for Montauk Renewables Inc across 8 annual periods. See MNTK FCF to total liabilities ratio to measure the company's free cash flow as a share of total liabilities.

Montauk Renewables Inc Free Cash Flow Generation Index by Year (2018–2025)

Montauk Renewables Inc free cash flow generation index by year from 2018 to 2025. Year-by-year Free Cash Flow Generation Index for Montauk Renewables Inc. For the full cash flow conversion analysis, see Montauk Renewables Inc (MNTK) cash flow conversion.

Year FCG Index Free Cash Flow (USD) Operating CF Capital Expenditures YoY Change
2025 -2.84x $-86.21 Million $30.33 Million $116.54 Million ▼ -571.8%
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).