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Montauk Renewables, Inc. (MNTK)
NASDAQ: MNTK · Real-Time Price · USD
2.210
-0.160 (-6.75%)
At close: Oct 30, 2026, 4:00 PM EDT
2.248
+0.038 (1.72%)
After-hours: Oct 30, 2026, 7:30 PM EDT

Montauk Renewables Cash Flow Statement

Millions USD. Fiscal year is Jan - Dec.

Operating Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Net Income
7.931.759.7314.9535.19-4.53
Depreciation & Amortization
33.4630.4623.9621.572122.71
Other Amortization
0.680.390.360.370.410.48
Loss (Gain) on Sale of Assets
-0.010.04-0.09-0.230.82
Asset Writedown
1.93.231.590.94.851.19
Stock-Based Compensation
1.964.449.968.329.8422.42
Change in Accounts Receivable
1.99-14.58-5.532.12-1.52
Change in Inventory
-0.87-1.690.47-1.01-0.75-
Change in Accounts Payable
2.420.74-2.31.333.47-2.15
Change in Income Taxes
-0.66-0.66-0.35-0.090.73-
Change in Other Net Operating Assets
-3.47-4.4-3.57-3.54-0.33-
Other Operating Activities
-1.89-2.96-0.643.74.783.45
Operating Cash Flow
43.4330.3343.841.0581.0742.88
Operating Cash Flow Growth
-6.91%-30.74%6.68%-49.36%89.06%49.49%

Investing Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Capital Expenditures
-126.8-116.54-62.32-63.09-22.28-19.66
Sale of Property, Plant & Equipment
0.03-101.090.07
Investment in Securities
-1.85-4----
Other Investing Activities
0.050.06-0.0500.40.11
Investing Cash Flow
-128.57-120.49-62.19-63.09-20.79-19.47

Financing Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Long-Term Debt Issued
-105---80
Long-Term Debt Repaid
--32.07-8.07-8.07-8.05-66.7
Net Debt Issued (Repaid)
84.9472.93-8.07-8.07-8.0513.3
Issuance of Common Stock
00.010.0100.0115.59
Repurchase of Common Stock
-0.07-0.42-1.78-0.12-0.24-10.81
Other Financing Activities
-10.76-4.18--1.14--9.43
Financing Cash Flow
74.1168.34-9.84-9.33-8.288.65

Net Cash Flow

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Net Cash Flow
-11.03-21.81-28.24-31.3651.9932.05

Free Cash Flow

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Free Cash Flow
-83.37-86.21-18.53-22.0458.7923.22
Free Cash Flow Growth
----153.18%110.36%
Free Cash Flow Margin
-44.09%-48.88%-10.54%-12.60%28.60%15.68%
Free Cash Flow Per Share
-0.58-0.60-0.13-0.150.410.17
Levered Free Cash Flow
-88.84-74.96-17.25-16.784614.85
Unlevered Free Cash Flow
-86.26-72.34-14.31-13.5546.7116.2

Additional Metrics

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Cash Interest Paid
4.744.064.353.463.79
Cash Income Tax Paid
0.420.781.991.920.70.28
Change in Working Capital
-0.59-7.01-1.17-8.845.23-3.67
SEC Filings: 10-K · 10-Q