Montauk Renewables, Inc. (MNTK) stock
Close on Nov 12, 2026Market cap $146.61MP/E 17.2Yield –
Montauk Renewables, Inc. grew revenue 4.3% to $189.10M over the twelve months to Jun 30, 2026. Operating income fell 89.7% to $1.13M, moving the operating margin from 6.0% to 0.6%. Free cash flow was -$83.37M. At the latest close the market valued the company at $146.61M, 17.2 times its earnings.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Jun 30, 2026
Valuation
- Market cap
- $146.61M
- P/E ratio
- 17.2
- Price to sales
- 0.78
- Price to book
- 0.55
- Dividend yield
- –
- Free cash flow yield
- -56.87%
Fundamentals
- Revenue
- $189.10M
- Net income
- $7.93M
- EPS, diluted
- $0.06
- Free cash flow
- -$83.37M
- Book value per share
- $1.84
- Diluted shares
- 144M
Trading
- Next earnings
- Q3 FY2026, expected soon
- Previous close
- $1.07
- Open
- $1.10
- Day's range
- $0.95 – $1.13
- Volume
- 826,513
- Average volume (20 days)
- 675,125
- Index membership
- Russell 2000 (since Jun 2022), Russell 3000 (since Aug 2022)
- Beta (5 years)
- 0.87
- 52-week range
- $0.95 – $3.28
- RSI (14 days)
- 29.5
- Volatility (1 year)
- 98.2%
- Relative volume
- 1.70×
- WACC
- 7.0%
Index membership is inferred from the holdings of funds that track each index (IWM, IWV), as reported to the SEC for Jun 30, 2026. Join dates come from quarterly fund reports since 2019, so they are accurate to the quarter.
Market cap history
Month-end market cap since 2021, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 12, 2026. The S&P 500 is measured by the SPY fund.
| Period | MNTK | S&P 500 | Difference | MNTK per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | -57.1% | -2.7% | −54.4 pts | ||
| 3 months | -44.6% | -1.7% | −42.9 pts | ||
| Year to date | -38.3% | +11.9% | −50.2 pts | ||
| 1 year | -50.0% | +12.0% | −62.0 pts | ||
| 3 years | -84.1% | +78.2% | −162.3 pts | -45.8% | +21.2% |
| 5 years | -90.7% | +73.2% | −163.9 pts | -37.8% | +11.6% |
Eight years at a glance
Fiscal years 2018 to 2025 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases Montauk Renewables filed with the SEC as exhibits to Form 8-K or 6-K
- Results
- Results
- Results
- Results
- Results
- Results
About Montauk Renewables
Gas & Other Services Combined
Montauk Renewables, Inc. develops and operates renewable energy facilities that capture and convert biogas into energy. The company operates primarily through two segments: Renewable Natural Gas and Renewable Electricity Generation. Its core activities involve collecting landfill gas and livestock farm waste to produce renewable natural gas, generate renewable electricity, and monetize associated environmental attributes. The company supplies its energy products to electric utilities under power purchase agreements, pipeline operators, and commercial counterparties.
Company profile, executives and historyMontauk Renewables stock: common questions
What is Montauk Renewables's stock price?
MNTK closed at $1.03 on Nov 12, 2026, down 3.74% on the day. Over the past 52 weeks it traded between $0.95 and $3.28.
What is Montauk Renewables's market cap?
Montauk Renewables was worth $146.61M at the close on Nov 12, 2026: the share price times the diluted shares outstanding.
What is MNTK's P/E ratio?
MNTK trades at 17.2 times earnings, based on diluted earnings per share of $0.06 over the twelve months to Jun 30, 2026.
How much revenue does Montauk Renewables make?
Montauk Renewables reported revenue of $189.10M for the twelve months to Jun 30, 2026, up 4.3% from a year earlier.
Does Montauk Renewables pay a dividend?
No. Montauk Renewables has not paid a cash dividend over the last twelve months.
When does Montauk Renewables report earnings next?
Montauk Renewables's Q3 FY2026 results are due soon; the company has not yet filed them with the SEC.
How has MNTK stock performed over the past year?
Including dividends, MNTK returned -50.0% over the past year, against +12.0% for the S&P 500.
How many MNTK shares are sold short?
2M shares were sold short at the latest FINRA report, 1.34% of the float, or 3.5 days of average trading volume.
Who are Montauk Renewables's competitors?
Companies most similar to Montauk Renewables by business, industry and size include OPAL, CLNE, GNE, RGCO, ELLO.
See a number that looks wrong?