Montauk Renewables, Inc. has grown revenue 2.1% a year over three years and 10% a year over five, with earnings per share compounding at −18%. Revenue growth, 3-year annual rate: +2.1% (Specialty Chemicals median +3.3%). Revenue growth, 5-year rate: +10%, growth has slowed since the five-year average. Earnings per share, 3-year rate: −18%, earnings lagged revenue: the growth is costing something. Years of annual history on file: 7, FY2019 to FY2025, as filed.

MNTKMontauk Renewables, Inc.

Basic Materials

$1.50-35% 1Y

$1.50

$1.1252 weeks$2.95

Is it growing?

Good

Growing: earnings up +200% year on year and operating margin widening (+1.9 points).

2 good, 1 neutral

Revenue trend+4% in a year

Trailing-twelve-month revenue vs a year earlier, from the company's own filings. Five-year pace: +10% a year.

Earnings trend+200% in a year

Trailing-twelve-month earnings per share against a year earlier. Growing faster than revenue, so margins or the share count are helping.

Margin direction+1.9 points operating

Trailing-twelve-month operating margin, 0.6% now against -1.3% a year earlier.

All from SEC EDGAR, as of Jun 30, 2026.

Where this answer is blind. These are trailing numbers from the filings, not forecasts: an acquisition or a one-off year can flatter them, so check the quarters.

Is MNTK growing?

Montauk Renewables, Inc. has grown revenue 2.1% a year over three years and 10% a year over five, with earnings per share compounding at −18%.

+2.1%

Revenue growth, 3-year annual rate · Specialty Chemicals median +3.3% · growing slowly · compounded from trailing twelve-month revenue

Revenue growth, 5-year rate: +10%
Revenue growth, 5-year rate · +2.1% over three · growth has slowed since the five-year average
Earnings per share, 3-year rate: −18%
Earnings per share, 3-year rate · revenue +2.1% · earnings lagged revenue: the growth is costing something
Years of annual history on file: 7
Years of annual history on file · FY2019 to FY2025, as filed