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Montauk Renewables, Inc.

MNTK Basic Materials Specialty Chemicals

Montauk Renewables, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $176.4 million, roughly unchanged from fiscal 2024.

Revenue
+19.7%
EPS
+104.0%
Free cash flow
+60.4%
Total debt
+114.7%

Quarter to June 2026, against a year earlier

2.54 0.13 +5.39%
Market cap
$343.0M
P/E
38.8×
Fwd P/E
16.6×
Dividend yield
—
F-score
3/9
Altman Z
1.44
Beneish M
−2.76
Dividend safety
n/a
Overview
Financials
Income Statement Balance Sheet Cash Flow Metrics & Ratios

Insider Decisions last twelve months

Bought, $m 0.03
Trades a month
Jan 26 Apr 26 Jul 26 Oct 26
Buy — — — — — 1 — — — — — —
Sell — — — — — — — — — — — —
Insider Ownership 70.90%

Capital & Financial Ratios $m

Size
Market Cap 343.04
Revenue ttm 189.10
Net income ttm 7.93
Free cash flow ttm (83.34)
Net debt Q 133.88
Valuation
P/E 38.80 (above 35: high)
Forward P/E 16.60
Price / sales 1.81
Forward P/S Powerpack
Price / FCF 0.00
Price / book 1.29
Financial health
Current ratio Q 0.62 (below 1: weak)
Debt / equity Q 0.57
Interest coverage Q (0.05)
Growth
Revenue growth Q +19.71% (above 0%: growing)
Operating income growth Q +96.82% (above 0%: growing)
EPS, this year +1,044.45% (at or above 15%: strong)
EPS, next year A +40.63% (at or above 15%: strong)
Revenue, next year A +20.59% (at or above 10%: strong)
EPS, past 5 yrs −19.73% (below 0%: weak)
EPS, next 5 yrs A +188.48% (at or above 15%: strong)

Green and red mark values outside typical ranges; (Q) is the latest quarter, (A) analysts’ estimates. How we judge →

Valuation vs history

EV/Sales, ten years
EV/Sales is 2.5×, against a ten-year median of 5.1×; over the ten years it ranged from 1.5× in 2025 to 18.6× in 2021.
P/E against its own 10 years 30.67%
10-year low 10-year high
P/S against its own 10 years 24.12%
10-year low 10-year high
P/B against its own 10 years 26.25%
10-year low 10-year high
EV/Sales against its own 10 years 27.49%
10-year low 10-year high

Dividends

Yield
—
Annual rate
—
Payout ratio
—

Assets vs Liabilities $m

2023 2024 2025 Q'26
Cash 74 46 24 16
Receivables 13 8 10 7
Inventory — — — —
Other 1 0 0 —
90 57 37 27
2023 2024 2025 Q'26
Payables 8 9 16 26
ST’ Debt 8 12 3 —
Other — — — —
29 34 33 44

Compound Annual Growth %

10y 5y 3y
Sales — 11.93% (4.97%)
Cash Flow — 1.12% (27.94%)
Earnings — (17.61%) (63.24%)
Book Value — 10.52% 5.03%

Earnings Trends EPS, adjusted, against the consensus

Q2 FY26 Estimate −0.02 Actual 0.00

Earnings per share against the consensus, by quarter
Quarter Estimate Reported Result
Q3 FY25 −0.01 0.04 Beat by 0.05
Q4 FY25 0.00 0.02 Beat by 0.02
Q1 FY26 −0.02 0.00 Beat by 0.02
Q2 FY26 −0.02 0.00 Beat by 0.02
Q3 FY26 0.05 — Reports 9 November 2026

EPS $

Mar Jun Sep Dec Year
’26 0.00 0.00 — — —
’25 0.00 (0.04) 0.04 0.02 0.01
’24 0.01 0.00 0.12 (0.06) 0.07
’23 (0.03) 0.01 0.09 0.04 0.11
’22 (0.01) 0.13 0.08 0.05 0.25
’21 (0.10) (0.03) 0.06 0.04 (0.03)
’20 0.04 (0.01) (0.01) 0.02 0.03
Fiscal quarters ending in the months shown.

Revenue $m

Mar Jun Sep Dec Year
’26 46 54 — — —
’25 43 45 45 43 176
’24 39 43 66 28 176
’23 19 53 56 47 175
’22 32 68 56 50 206
’21 31 32 40 45 148
’20 18 28 28 26 100
Fiscal quarters ending in the months shown.

Operating Cash Flow $m

Mar Jun Sep Dec Year
’26 16 15 — — —
’25 9 8 13 0 30
’24 14 0 29 1 44
’23 (12) 18 14 21 41
’22 10 17 33 21 81
’21 8 3 10 22 43
’20 1 7 14 6 29
Fiscal quarters ending in the months shown.

Free Cash Flow $m

Mar Jun Sep Dec Year
’26 (15) (10) — — —
’25 (2) (25) (17) (41) (86)
’24 (8) (19) 16 (7) (18)
’23 (25) 2 (2) 4 (22)
’22 8 14 25 12 60
’21 6 0 7 19 33
’20 (4) 2 10 3 11
Fiscal quarters ending in the months shown.

Target Price Range

Analyst price targets

Recommendation Rating

2.3
1Buy 2 3Hold 4 5Sell

Ten years at a glance Fiscal years to December

Ten-year view Analyst estimates Powerpack
Group Line 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 TTM Jun ’26 Trend 10 yrs 2026e 2027e 2028e Next 3/yr
Income, $m
Income, $m Revenue — — 115 106 100 148 206 175 176 176 189 +6.3% 213 247 284 +17.2%
Gross margin, % — — 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 0.0 pt
EBT — — 37 5 (1) 0 43 18 12 (2) 4 n/m
EBT margin, % — — 31.77 5.17 (1.39) (0.25) 21.04 10.50 6.93 (1.41) 2.02 (33.2) pt
Net income — — 29 6 5 (5) 35 15 10 2 8 (33.0%)
Per share, $
Per share, $ Revenue — — 0.82 0.74 0.71 1.05 1.46 1.23 1.24 1.23 1.32 +6.1%
Earnings — — 0.20 0.04 0.03 (0.03) 0.25 0.11 0.07 0.01 0.06 (34.8%)
Cash flow — — 0.35 0.20 0.20 0.30 0.57 0.29 0.31 0.21 0.30 (7.0%)
Capex — — (0.28) (0.32) (0.12) (0.07) (0.15) (0.45) (0.43) (0.81) (0.88) +16.7%
Free cash flow — — 0.08 (0.13) 0.08 0.23 0.42 (0.16) (0.12) (0.60) (0.58) n/m
Book value — — 0.00 1.09 1.12 1.29 1.61 1.77 1.81 1.84 1.85 n/m
Shares, m — — 141 142 142 141 141 142 142 143 143 +0.2%
Valuation, ×
Valuation, × P/E — — 293.25 293.25 293.25 0.00 41.97 83.29 61.23 100.00 38.80 145.8
P/S — — 16.61 16.61 16.61 9.76 7.27 7.23 3.22 1.35 1.81 9.8
P/B — — 10.45 10.45 10.45 7.93 6.58 5.05 2.20 0.91 1.29 6.8
EV/Sales — — 17.06 17.06 17.06 9.93 7.11 7.17 3.28 1.95 2.53 10.1
EV/FCF — — 155.13 155.13 155.13 44.63 24.39 (56.90) (32.88) (3.99) (5.75) 55.1
Cash, $m
Cash, $m Operating cash flow — — 50 28 29 43 81 41 44 30 43 (6.8%)
Capex — — (39) (46) (18) (10) (21) (63) (61) (117) (127) +17.0%
Free cash flow — — 11 (18) 11 33 60 (22) (18) (86) (83) n/m
Balance, $m
Balance, $m Working capital — — 35 0 4 51 96 61 24 4 (17) (27.3%)
Net debt — — 39 57 45 26 (34) (10) 10 105 134 +15.2%
Shareholders’ equity — — — 154 160 182 227 250 257 263 265 +9.3%
Returns, %
Returns, % ROA — — 10.88 4.78 1.85 (1.68) 11.37 4.38 2.78 0.45 1.86 (10.4) pt
ROIC — — 57.51 3.26 1.10 1.00 14.41 6.16 3.77 0.14 0.18 (57.4) pt
ROE — — 19.04 3.85 2.93 (2.65) 17.19 6.26 3.83 0.67 3.05 (18.4) pt
People
People Employees — — — — 115 132 137 151 166 189 — +10.4%
Revenue/emp, $m — — 0.00 0.00 0.87 1.12 1.50 1.16 1.06 0.93 — n/m
Negative figures in brackets.
estimates

All 10 years →

Fiscal years to Dec 2025 · latest quarter Jun 2026

Montauk Renewables, Inc. vs peers in Specialty Chemicals (Q) = latest quarter vs a year earlier

Company Market cap P/E Fwd P/E Revenue growth (Q) EPS growth (Q) FCF growth (Q) Gross margin (Q) EBIT margin (Q) Compare
MATV Mativ Holdings, Inc. $682.2M 7.5× — (loss-making) −2.76% (below 0%: shrinking) n/m −28.57% (below 0%: shrinking) 19.56% 3.98% Compare
LWLG Lightwave Logic Inc. $588.2M — (loss-making) — (loss-making) +28.13% (above 0%: growing) n/m −79.80% (below 0%: shrinking) 100.00% (22,161.89%) Compare
ASPN Aspen Aerogels, Inc. $428.2M — (loss-making) — (loss-making) +16.66% (above 0%: growing) n/m −93.09% (below 0%: shrinking) 24.15% (8.36%) Compare
MNTK Montauk Renewables, Inc. $343.0M 38.8× 16.6× +19.71% (above 0%: growing) n/m +60.35% (above 0%: growing) 100.00% (0.14%)
GEVO Gevo, Inc. $301.6M — (loss-making) — (loss-making) +7.11% (above 0%: growing) n/m −167.47% (below 0%: shrinking) 42.58% (369.25%) Compare
ALTO Alto Ingredients, Inc. $284.7M 5.4× 9.7× +12.48% (above 0%: growing) n/m +1,443.92% (above 0%: growing) 6.77% 3.51% Compare
ASPI ASP Isotopes Inc. $263.7M — (loss-making) — (loss-making) +327.63% (above 0%: growing) n/m −182.92% (below 0%: shrinking) 28.89% (667.48%) Compare
FF FutureFuel Corp. $236.9M — (loss-making) — (loss-making) +120.69% (above 0%: growing) n/m +4,245.38% (above 0%: growing) 19.08% 14.29% Compare
OEC Orion S.A. $235.7M — (loss-making) — (loss-making) +4.86% (above 0%: growing) n/m +64.87% (above 0%: growing) 19.20% 4.82% Compare
Median of peers $293.2M — — +14.57% — −54.18% 21.86% (2.42%)

All 61 Specialty Chemicals stocks →

Montauk Renewables, Inc. (MNTK) Latest News

27 Oct

Impact 3 · · wastedive.com
Impact 3 · · GlobeNewswire

23 Oct

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21 Oct

Impact 3 · · Zacks

28 Sep

Impact 3 ·

22 Sep

Impact 3 · · Zacks

15 Sep

Impact 3 ·

12 Aug

Impact 3 · · The Motley Fool transcript

6 Aug

Impact 3 ·
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Impact 3 · · Moby

5 Aug

Impact 3 ·

8 May

Impact 4 · · MarketBeat

7 May

Impact 4 · · The Motley Fool transcript
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6 May

Impact 4 · · GlobeNewswire

24 Mar

Impact 4 · · Zacks

23 Mar

Impact 4 · · Zacks

14 Mar

Impact 4 · · Insider Monkey

12 Mar

Impact 4 · · The Motley Fool transcript
Impact 4 · · MarketBeat
Impact 4 · · Moby
Impact 3 · · GuruFocus.com

11 Mar

Impact 4 · · Associated Press Finance
Impact 4 · · GlobeNewswire

13 Feb

Impact 3 · · ZacksSimply Wall St.Zacks

28 Jan

Impact 4 · · Zacks
Impact 3 · · Zacks

19 Jan

Impact 3 · · Simply Wall St.

9 Dec

Impact 3 · · Simply Wall St.Simply Wall St.Simply Wall St.
stockrow.com/MNTK · Data as of Jun 30, 2026 · For information only; not investment advice. · © 2026 stockrow.com