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Montauk Renewables, Inc. (MNTK) Stock Analysis

Educational signal · not a buy or sell recommendation · How to read this

$2.55 +$0.09 (+3.66%) |Fair · 51
Montauk Renewables, Inc. (MNTK) bottom line: Split View — our Council read (50/100) and AI Score (51/100) broadly agree. Strongest signal: Momentum · Biggest watch-out: Growth Durability.Educational signal, not a buy or sell recommendation. Compare sector peers → · Read the method →
MCap: $363M| P/E Ratio: 46.03| Vol: 297.1K| Target: $1.60 (-37.3%) (Aug 25, 2026) (estimate, not advice)| 52-wk range: $1.07 – $2.60

P/E 46.03 means the share price is 46.03 times one year of earnings per share; the S&P 500 usually sits near 20-25. Market cap $363M is the value of all shares combined. Beta 0.18: the stock has moved about 82% less than the S&P 500.

Data from FMP · Methodology

For informational purposes only. Not financial advice. Machine-generated analysis by Stock Expert AI — model gemini-2.0-flash, generated May 10, 2026. Editorial oversight is systemic, not page-by-page. Editorially accountable: Sedat ANAK, Founder and Editor-in-Chief. Data sources: Financial Modeling Prep, Yahoo Finance, SEC EDGAR

Quick Answer

Montauk Renewables, Inc. (MNTK) trades at $2.55 with MoonshotScore 51/100 (Grade B). Montauk Renewables, Inc. is a renewable energy company focused on recovering and processing biogas from landfills and other non-fossil fuel sources. Market cap: $363M, Sector: Utilities.

Price as of Sep 11, 2026 · Last analyzed: May 10, 2026
Montauk Renewables, Inc. is a renewable energy company focused on recovering and processing biogas from landfills and other non-fossil fuel sources. The company converts captured methane into renewable natural gas (RNG) or electrical power.

MNTK stock analysis for 2026: Analysts have set a consensus price target of $1.60 for Montauk Renewables, Inc., suggesting 37.3% downside from the current price of $2.55. The AI MoonshotScore is 51/100, in the Fair band (45-64) — a research signal, not a recommendation. Key factors: analyst coverage, AI-driven quantitative scoring.

Watch the MNTK film Every key number, told as a short cinematic story — just press play. ~2 min
Council Score · Weighted Average of 3 Disciplines
Split View 50/100 · B

MNTK: 1/3 scored disciplines lean bearish. Dominant signal: Ray Dalio bullish.

How is this calculated? →
MoonshotScore · Five-pillar engine · 51/100
Business Quality
Weak Is this a genuinely good business?
Financial Safety
Weak Could this blow up on me?
Valuation
Weak Am I paying a fair price?
Growth Durability
Weak Is the growth real and likely to last?
Momentum
Strong Is the market already moving on this?

Strongest side: Momentum (10/10, Strong). Weakest side: Growth Durability (2/10, Weak).

Legends Council · 5 Legends + Moon AI

AI simulations built from the named investors' published principles. Not affiliated with, endorsed by, or the opinion of these individuals. How these lenses are built

Dalio-style lens (simulated)Ray Dalio
Favorable read
Griffin-style lens (simulated)Ken Griffin
Neutral read
Simons-style lens (simulated)Jim Simons
Neutral read
Englander-style lens (simulated)Izzy Englander
Favorable read
Klarman-style lens (simulated)Seth Klarman
Favorable read
Moon AI lens (model)
Neutral read
Munger's Mindset · Balance Sheet & Valuation
Financial Health
Negative
Margin of Safety
Fairly Valued
Council Score · Weighted Average of 3 Disciplines · See tabs for details →
The lenses are modelled on the published principles of the investors named. We are not affiliated with them, they have not endorsed this, and it is not their opinion of this stock.

Why this analysis is different

  • A sector-relative MoonshotScore — five pillars (business quality, financial safety, valuation, growth durability, momentum) re-ranked nightly against the full universe of US-listed common stocks.
  • An AI Council read across up to eight perspectives — value, macro, quantitative, and momentum lenses — that shows where they disagree instead of averaging the tension away.
  • Figures come straight from FMP and Yahoo Finance filings data. The AI writes the narrative around the numbers — it never edits the numbers.

Montauk Renewables, Inc. (MNTK) Utility Operations & Dividend Profile

CEOSean F. McClain
Employees189
HeadquartersPittsburgh, PA, US
IPO Year2021
SectorUtilities

Montauk Renewables, Inc. specializes in the recovery and processing of biogas, converting it into renewable natural gas and electricity. Operating in the diversified utilities sector, the company focuses on capturing methane from landfills and non-fossil fuel sources, contributing to a cleaner energy supply and reducing greenhouse gas emissions.

Data Provenance | Financial Data Quantitative Analysis NASDAQ Analysis: May 10, 2026

What Is the Investment Thesis for MNTK?

AI-written as of May 10, 2026 — figures and tone reflect the data available then, not today's score.

Montauk Renewables presents an investment opportunity within the expanding renewable energy sector. The company's focus on biogas recovery and processing aligns with increasing demand for sustainable energy solutions. With a market capitalization of $363M and a P/E ratio of 46.03, Montauk's profitability, indicated by a 1.2% profit margin and 36.7% gross margin, suggests potential for growth. Key catalysts include ongoing regulatory support for renewable energy and increasing corporate demand for RNG. Potential risks include fluctuations in natural gas prices and regulatory changes.

Based on FMP financials and quantitative analysis

MNTK Key Highlights

AI-written as of May 10, 2026 — figures and tone reflect the data available then, not today's score.

Market capitalization of $363M indicates its current valuation in the renewable energy market.

  • P/E ratio of 46.03 reflects investor expectations of future earnings growth.
  • Gross margin of 36.7% demonstrates the company's efficiency in converting biogas into renewable energy.
  • Profit margin of 1.2% shows the percentage of revenue that turns into profit, indicating potential for improvement.
  • Beta of 0.18 suggests the stock is less volatile than the overall market.

Who Are MNTK's Competitors?

MNTK is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.

Company Price Change Market Cap MoonshotScore
REGI Renewable Energy Group, Inc. $61.50 0.00% $3.11B
GPRE Green Plains Inc. $15.34 -1.92% $1.07B 665-pillar
CLR Continental Resources, Inc. $74.27 +0.04%
UTL Unitil Corporation $53.28 +0.28% $959M 535-pillar
HE Hawaiian Electric Industries, Inc. $10.47 +1.36% $1.81B
ELPC Companhia Paranaense de Energia (ELPC), also known as COPEL, $12.71 +2.09% $2.36B 935-pillar
MGEE MGE Energy, Inc. $76.44 -0.46% $2.89B 875-pillar
AVA Avista Corporation $37.13 -0.72% $3.11B 525-pillar

AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance

What Are MNTK's Key Strengths?

Focus on renewable natural gas (RNG) production.

  • Proprietary technology for biogas recovery and processing.
  • Established relationships with landfill operators and customers.
  • Experienced management team.

What Are MNTK's Weaknesses?

Reliance on landfill gas as a primary feedstock.

  • Sensitivity to natural gas price fluctuations.
  • Limited geographic diversification.
  • Relatively small market capitalization.

What Could Drive MNTK Stock Higher?

Increasing demand for renewable natural gas (RNG) from utilities and corporations.

  • Government incentives and regulations supporting renewable energy production.
  • Potential acquisitions of new biogas recovery and processing facilities.
  • Expansion of RNG production capacity at existing facilities.

What Are the Key Risks for MNTK?

Financial-distress signal — its Altman Z-Score of 1.62 sits in the distress zone (elevated bankruptcy risk).

  • Rich valuation — a P/E of 46.03 runs well above the Utilities sector’s ~16.60x, leaving little room for a miss.
  • Fluctuations in natural gas prices.
  • Changes in government regulations and incentives.
  • Competition from other renewable energy sources.
  • Reliance on landfill gas as a primary feedstock.

What Are the Growth Opportunities for MNTK?

  • Expansion of RNG Production Capacity: Montauk can expand its RNG production capacity by developing new projects and acquiring existing facilities. The market for RNG is growing as utilities and corporations seek to reduce their carbon footprint. Increased RNG production would directly increase revenue. The market size for RNG is projected to reach $5 billion by 2030, offering a substantial growth opportunity for Montauk.
  • Strategic Partnerships with Landfill Operators: Forming strategic partnerships with landfill operators can provide Montauk with access to a consistent supply of biogas. Landfills are a significant source of methane emissions, and partnerships can ensure a steady stream of raw material for Montauk's RNG and electricity generation facilities. These partnerships can be established within the next 1-2 years, providing a near-term growth driver.
  • Increased Renewable Electricity Generation: Montauk can increase its renewable electricity generation capacity by investing in new power generation facilities. The demand for renewable electricity is growing as utilities seek to meet renewable energy mandates. Expanding electricity generation would diversify Montauk's revenue streams and reduce its reliance on RNG sales. This expansion could be realized within 3-5 years.
  • Geographic Expansion: Montauk can expand its operations into new geographic markets. The company currently operates primarily in the United States, but there are opportunities to expand into other countries with significant landfill methane emissions. Geographic expansion would increase Montauk's addressable market and diversify its revenue streams. This expansion could begin within the next 2-3 years.
  • Technological Innovation: Investing in technological innovation can improve the efficiency of Montauk's biogas recovery and processing operations. New technologies can increase the yield of RNG and electricity from biogas, reducing operating costs and increasing profitability. Innovation in biogas upgrading and purification technologies can improve the quality of RNG produced. These innovations could be implemented within the next 2-4 years.

What Are MNTK's Competitive Advantages?

  • Proprietary technology for biogas recovery and processing.
  • Long-term contracts with landfill operators and customers.
  • Established relationships with local utilities and refiners.
  • Expertise in developing and operating renewable natural gas (RNG) projects.

What Does MNTK Do?

Founded in 1980 and headquartered in Pittsburgh, Pennsylvania, Montauk Renewables, Inc. has evolved into a key player in the renewable energy sector. The company focuses on the recovery and processing of biogas from landfills and other non-fossil fuel sources. Montauk operates through two primary segments: Renewable Natural Gas and Renewable Electricity Generation. The Renewable Natural Gas segment involves capturing methane and converting it into renewable natural gas (RNG). This process prevents the release of methane into the atmosphere, a potent greenhouse gas. The RNG is then sold to various customers, including local utilities and refiners. The Renewable Electricity Generation segment focuses on converting captured methane into electrical power for the electrical grid. Montauk develops, owns, and operates RNG projects. Its customer base includes long-term owner-operators of landfills and livestock farms, local utilities, and refiners in the natural gas and refining sectors. Montauk's activities contribute to a reduction in greenhouse gas emissions and the production of renewable energy.

What Products and Services Does MNTK Offer?

  • Recovers biogas from landfills and other non-fossil fuel sources.
  • Processes biogas to remove impurities and convert it into usable forms.
  • Converts captured methane into renewable natural gas (RNG).
  • Generates electrical power from captured methane.
  • Develops, owns, and operates renewable natural gas (RNG) projects.
  • Sells RNG to local utilities and refiners.
  • Sells renewable electricity to the electrical grid.

How Does MNTK Make Money?

  • Captures methane from landfills and other non-fossil fuel sources.
  • Processes the captured methane into renewable natural gas (RNG) or electricity.
  • Sells RNG to utilities and refiners, generating revenue from the sale of RNG and renewable identification numbers (RIN).
  • Sells renewable electricity to the electrical grid, generating revenue from electricity sales.

What Industry Does MNTK Operate In?

Montauk Renewables operates within the diversified utilities industry, which is undergoing a significant shift towards renewable energy sources. The increasing focus on reducing greenhouse gas emissions and transitioning to cleaner energy is driving growth in the biogas recovery and processing sector. The competitive landscape includes companies specializing in renewable natural gas production and waste-to-energy solutions. Montauk's focus on capturing methane from landfills and non-fossil fuel sources positions it to capitalize on the growing demand for RNG and renewable electricity.

Who Are MNTK's Key Customers?

  • Long-term owner-operators of landfills.
  • Livestock farms.
  • Local utilities.
  • Refiners in the natural gas and refining sectors.
Model self-rating on this text: 81% (not a measure of the evidence) Updated: May 10, 2026

Research confidence

High 100/100

Broad, current evidence sits behind this analysis.

  • Scored on 97% of our measures
  • Price is current
  • Latest filing 37 days ago
  • Covered by analysts

Why 51?

Measured against companies in the same sector. The figures below are the factor contributions the scoring engine itself produced.

What is helping

  • +0.35 3-month price trend (Momentum)
  • +0.32 6-month price trend (Momentum)
  • +0.16 Volatility vs the market (Financial Strength)

What is holding it back

  • -0.76 Free cash flow yield (Business Quality)
  • -0.52 Free cash flow yield (Valuation)
  • -0.26 Operating income growth (Growth)

Risk penalties applied

  • -0.04 Bankruptcy-risk score in the grey zone

Contribution = how far the company sits from its sector on that measure, weighted by how much the pillar counts. Not investment advice. How the score is built →

MoonshotScore History

Recorded daily since 2026-08-23 · 19 snapshots

2026-08-23 42
2026-08-26 43
2026-08-29 43
2026-09-01 45
2026-09-04 47
2026-09-07 48
2026-09-10 50

What changed?

The grade moved from 42 to 50 (+8).

What moved it up or down:

  • +31 Momentum
  • +10 Growth Durability
  • +3 Business Quality

Over the same 18 days the stock moved +30.9%.

Company Profile

Montauk Renewables, Inc. operates in the Industrial - Specialties industry within the Industrials sector. It is headquartered in Pittsburgh, US. The company is led by CEO Sean Fitzgerald McClain. MNTK has traded publicly since 2021.

ROE 1%

Key Financial Metrics

Return on equity for Montauk Renewables, Inc. stands at 0.9%, a gauge of how efficiently it converts shareholder capital into profit. Return on assets is 0.5%, showing how much profit it generates from its asset base. MNTK trades at a trailing price-to-earnings ratio of 46.03, above the Utilities sector average of ~16.60x. Its free cash flow yield is -42.7%, a gauge of the cash the business throws off relative to its market value. A current ratio of 0.85 means current liabilities exceed short-term assets, a liquidity point worth watching. Its earnings yield is 1.0%, the inverse of the P/E and a quick read on earnings relative to price.

MNTK Valuation & Market Position

With a $363M market cap, Montauk Renewables, Inc. sits in the small-cap segment of the market. Analyst price targets span from $1.60 to $1.60, with a consensus of $1.60. At the current price of $2.55, that implies roughly 37% downside from the consensus target. Relative to its peer group, MNTK's quantitative score of 51/100 is below the peer average of 70/100.

Quarterly Financial Performance: Montauk Renewables, Inc.

Revenue for Montauk Renewables, Inc. came in at $54.0M during Q2 FY2026, a 16.4% improvement versus the preceding quarter. The company recorded net income of $226K, with diluted EPS of $0.00. Revenue has increased across the last three reported quarters, suggesting sustained momentum for this small-cap Utilities company. Across the four most recent quarters, MNTK averaged $0.01 in diluted EPS.

F-Score 4/9

Financial Health

Montauk Renewables, Inc.'s Piotroski F-Score is 4/9, a 9-point checklist of profitability, leverage and efficiency — a middling fundamental profile. Its Altman Z-Score of 1.62 places it in the distress zone, a signal of elevated financial risk.

5/8 beats

Earnings Track Record

Montauk Renewables, Inc. has beaten Wall Street's EPS estimate in 5 of its last 8 reported quarters — more hits than misses. Reported results have landed about 193.2% above estimates on average.

Net buying

Insider Activity

Over the past six months, Montauk Renewables, Inc. insiders filed 5 SEC Form 4 transactions — 0 sales and 5 purchases. On net that is roughly 1.3M shares acquired (about $25K) — insiders putting money in tends to read as conviction.

MNTK Financials

Fundamental Snapshot

Revenue Growth (FY)
+0.4%
Net Income Growth (FY)
-82.0%
EPS Growth (FY)
-82.2%
Free Cash Flow Growth (FY)
-365.3%
P/E (TTM)
46.03
Return on Equity (TTM)
+0.9%
Current Ratio
0.9
EV/EBITDA (TTM)
9.4

Based on FMP financials and quantitative analysis · FY 2025

Bull Case vs Bear Case

Bull Case

  • Focus on renewable natural gas (RNG) production.
  • Proprietary technology for biogas recovery and processing.
  • Established relationships with landfill operators and customers.
  • Experienced management team.

Bear Case

  • Reliance on landfill gas as a primary feedstock.
  • Sensitivity to natural gas price fluctuations.
  • Limited geographic diversification.
  • Relatively small market capitalization.

AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · September 2026

Recent Quarterly Results

Quarter Revenue Net Income EPS
Q2 FY2026 $54M $226,000 $0.0016
Q1 FY2026 $46M $5,000 $0.00
Q4 FY2025 $43M $2M $0.02
Q3 FY2025 $45M $5M $0.04

Q2 FY2026 · filed 5 Aug 2026 · SEC EDGAR →

Based on FMP financials and quantitative analysis

MNTK Latest News

MNTK Analyst Consensus

Consensus Rating

Aggregated Buy/Hold/Sell recommendations collected by Financial Modeling Prep for MNTK.

Price Targets

Low
$1.60
Consensus
$1.60
High
$1.60

Median: $1.60 (-37.3% from current price)

Source: FMP analyst consensus · as of Aug 25, 2026 · an estimate, not advice

MNTK MoonshotScore

51/100

What does this score mean?

MoonshotScore is Stock Expert AI's proprietary 0-100 research rating, not a buy or sell recommendation. MNTK scores 51/100 (Grade B): the number comes from the five-pillar engine (business quality, financial safety, valuation, growth durability, momentum), re-ranked daily against sector peers.

Leadership: Sean F. McClain

CEO

Sean F. McClain serves as the CEO of Montauk Renewables, Inc. His background includes extensive experience in the renewable energy sector, with a focus on developing and managing biogas recovery and processing projects. Prior to joining Montauk, McClain held leadership positions at various energy companies, where he oversaw the development and operation of renewable energy facilities. He brings a wealth of knowledge in project management, engineering, and finance to his role at Montauk.

Track Record: Under Sean F. McClain's leadership, Montauk Renewables has focused on expanding its RNG production capacity and strengthening its relationships with landfill operators. He has overseen the development of new RNG projects and the implementation of innovative technologies to improve the efficiency of biogas recovery and processing operations. His strategic decisions have contributed to the company's growth in the renewable energy sector.

MNTK Utilities Stock FAQ

What does the AI Score mean for MNTK?

MNTK holds an AI Score of 51/100 (Grade: B). This is an educational research signal, not a buy or sell recommendation. The number comes from the five-pillar engine (business quality, financial safety, valuation, growth durability, momentum), re-ranked daily against sector peers.

Is MNTK a good stock?

Stock Expert AI does not rate MNTK buy, sell or hold. Montauk Renewables, Inc. carries a MoonshotScore of 51/100 on the five-pillar engine, a research rating against its peers. Whether it fits is your call: check what it sells, whether it earns, what the price assumes, and what would prove you wrong.

What do analysts say about MNTK stock?

Analyst coverage of Montauk Renewables, Inc. focuses on its growth potential within the renewable energy sector. Key valuation metrics include its P/E ratio and market capitalization, which are considered in the context of its growth prospects.

What are the key factors to evaluate for MNTK?

Montauk Renewables, Inc. (MNTK) holds a MoonshotScore of 51/100 (moderate). P/E: 46.03x vs the S&P 500's ~20-25x. Analysts target $1.60 (-37%). Not financial advice.

How frequently does MNTK data refresh on this page?

MNTK's price was last updated on Sep 11, 2026 and refreshes on page view during U.S. market hours; the quote is a provider snapshot, not an exchange feed. Fundamentals update after quarterly filings; the MoonshotScore recalculates nightly; news aggregates continuously.

What has driven MNTK's recent stock price performance?

Montauk Renewables, Inc. (MNTK) moves on earnings results, analyst revisions, sector rotation, and market sentiment. Notable catalyst: Focus on renewable natural gas (RNG) production. See the News tab for the latest drivers. Past performance does not predict future results.

Should investors consider MNTK overvalued or undervalued right now?

Montauk Renewables, Inc. (MNTK) trades at 46.03x earnings. Analysts target $1.60 (-37%) — downside risk seen. Compare P/E, P/S, and EV/EBITDA against sector peers for a full view.

Can I buy fractional shares of MNTK?

Yes, most major brokerages offer fractional shares of Montauk Renewables, Inc. (MNTK) with no minimum purchase requirement. This means you can invest any dollar amount regardless of the share price. Check your brokerage platform for specific terms, fees, and fractional share availability.

How can I track MNTK's earnings and financial reports?

Montauk Renewables, Inc. (MNTK) reports quarterly earnings approximately 4-6 weeks after each fiscal quarter ends. You can track earnings dates, revenue and EPS estimates, and actual results on this page's Financials tab. Earnings surprises (beats or misses) often cause significant short-term price moves. Your brokerage can send alerts for MNTK earnings announcements.

Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.

Official Resources

Price as of Analysis updated MoonshotScore as of
Data Sources & Methodology
Market data powered by Financial Modeling Prep & Yahoo Finance. AI analysis by Stock Expert AI proprietary algorithms. Technical indicators via industry-standard calculations. Last updated: .
Data Provenance
Sources: Financial Modeling Prep (FMP) — Primary · Yahoo Finance — Fallback · Alpaca — Tertiary
Last fetched:
Cache TTL: Quote 5min · Profile 7d · Financials 7d · Insider 48h
How we use AI: Numbers are pulled directly from FMP & Yahoo Finance — our AI writes the analysis, it never edits the figures.
Data provided as-is for educational purposes. Not financial advice. Methodology

Data provided for informational purposes only.

Analysis Notes
  • Financial data is based on the most recent available information.
  • Analyst opinions may vary.
Data Sources
Financial Modeling Prep (FMP)Stock Expert AI proprietary analysis

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