Montauk Renewables, Inc. (MNTK) AI Stock Analysis

Montauk Renewables, Inc. specializes in the extraction and utilization of biogas derived from landfills and other non-fossil fuel sources. The company operates through two segments: Renewable Natural Gas (RNG) and Renewable Electricity Generation. Its projects capture methane emissions and convert them into RNG or electricity to mitigate greenhouse gas emissions. Montauk Renewables develops, owns, and operates RNG projects across various locations, serving landfill and livestock farm owners, local utilities, and natural gas and refining entities with RNG and Renewable Identification Numbers.

Revenue grew from $148.1M in FY2021 to $205.6M in FY2022, before decreasing 14.9% to $174.9M in FY2023. Revenue remained relatively flat at $175.7M in FY2024 and $176.4M in FY2025, yielding a 5-year CAGR of 11.9% from FY2020 to FY2025. Gross margin compressed from 50.7% in FY2022 to 39.0% in FY2025, while operating margin narrowed from 21.7% to 2.3%. Consequently, net income fell from $35.2M in FY2022 to $1.7M in FY2025. For the trailing twelve months ended June 30, 2026, revenue totaled $189.1M, with quarterly revenue growing 19.7% year-over-year while quarterly earnings fell 69.6%.

As of June 30, 2026, Montauk Renewables held $15.8M in cash and short-term investments against total debt of $157.1M, resulting in net debt of $141.4M. Shareholders' equity was $264.5M, giving a debt-to-equity ratio of 0.59 and a current ratio of 0.62. In FY2025, operating cash flow generated $30.3M, but free cash flow was -$86.2M after capital expenditures of $116.5M. The company also spent $419,000 on share buybacks during FY2025.

At a closing price of $2.14, Montauk Renewables has a market capitalization of $304.6M and an enterprise value of $465.2M. The stock trades at a trailing P/E of 35.7x, above the median of its US-listed Basic Materials peers at 19.7x, but its forward P/E of 8.0x sits below the peer median of 13.4x. Its EV/EBITDA is 11.1x compared to the peer median of 10.5x. Over the past year, the stock returned 0.5%, trailing the S&P 500 (SPY) return of 16.8%, and returned -82.3% over five years versus 83.0% for the index.

Montauk Renewables has 3 Hold ratings and zero Buy or Sell ratings from analysts. The mean price target is $1.70, representing a 20.6% discount to the last close of $2.14. For the current fiscal year ending December 31, 2026, analysts estimate revenue of $213.0M and EPS of $0.18, representing 400.4% earnings growth. Montauk beat EPS estimates in 3 of the last 4 quarters, and its next earnings report is scheduled for November 4, 2026.

This page is an AI-written research summary of Montauk Renewables, Inc. (MNTK). The text was generated on October 30, 2026 from Quotelinks data as of October 16, 2026 (company profile, annual results, latest balance sheet, valuation, price performance and analyst estimates). An automatic check rejects any draft that contains a figure not found in that data. It is not investment advice; verify figures on the linked tabs before making decisions.

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