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MNTK

Montauk Renewables, Inc.

NasdaqResearch view

Montauk Renewables, Inc. operates in the Gas & Other Services Combined industry.

$2.660.00%

Oct 7 close · 1D EOD · Databento

UtilitiesGas & Other Services CombinedSmall-capSEC EDGAR FY 2025-12-31

On the WireNo stories on MNTK yet. Follow the company and the next one lands in Following.

What happened

Daily closes · dots are Wire stories

What’s next

Expected around early November, going by its own filing history. The company has not announced a date yet. Its matching report came Nov 5, 2025 and Nov 12, 2024, after the close.

Last report

Aug 5, 2026−0.58%

after the close

Last 4, next close

median 3.02% either way

up 1 of 4

Every report since 2024 →Earnings calendar →

DateEventSourceNext close

Aug 5Earnings release, after the close · 8-KSEC EDGARSEC EDGAR ↗−0.58%

Next close = the first close after the event against the close before it. Prior-session closes only; not a call, not advice.

What happened · big days

20 big days in a year, and what we hold on each

A big day is a close more than 8.22% from the one before, three times MNTK’s median day (2.74%). On 0 of the 20, its peer group moved the same way at least half as far. We show what we hold. We never name a cause.

every other trading daya big day, numbered in the list below±8.22%Hover a bar for its day. Click a big day to open it.

Shaded: since our stories began, Jun 10. Tap a bar for its day.

#DayMNTKWhat we hold that dayGroup (median of 4) · each

1 Oct 10, 2025−10.62%
Before our storiesgroup −1.0%, did not move with it
1Oct 10, 2025−10.62%
Before our stories
−1.0% did not move with itCLNE −3.4 · SRE −1.6 · UGI −0.4 · OPAL +3.5
2 Oct 27, 2025−9.01%
Before our storiesgroup −0.9%, did not move with it
2Oct 27, 2025−9.01%
Before our stories
−0.9% did not move with itOPAL −5.6 · CLNE −2.3 · SRE +0.4 · UGI +0.8
3 Nov 4, 2025−10.34%
Before our storiesgroup −0.3%, did not move with it
3Nov 4, 2025−10.34%
Before our stories
−0.3% did not move with itCLNE −3.8 · OPAL −0.4 · SRE −0.1 · UGI +0.7
4 Nov 6, 2025−15.90%
Resultsgroup −2.1%, did not move with it
4Nov 6, 2025−15.90%
ResultsFirst close after the Nov 5 results filing
−2.1% did not move with itOPAL −6.5 · CLNE −4.3 · UGI +0.1 · SRE +0.4
5 Nov 7, 2025+8.54%
Before our storiesgroup +2.2%, did not move with it
5Nov 7, 2025+8.54%
Before our stories
+2.2% did not move with itCLNE +6.7 · OPAL +3.5 · SRE +1.0 · UGI +0.7
6 Jan 21, 2026+12.41%
Before our storiesgroup +2.4%, did not move with it
6Jan 21, 2026+12.41%
Before our stories
+2.4% did not move with itCLNE +3.7 · UGI +2.4 · OPAL +2.4 · SRE −2.8
7 Jan 28, 2026+15.38%
Before our storiesgroup +0.6%, did not move with it
7Jan 28, 2026+15.38%
Before our stories
+0.6% did not move with itOPAL +7.8 · UGI +1.6 · SRE −0.4 · CLNE −2.6
8 Jan 30, 2026+12.26%
Before our storiesgroup −1.7%, did not move with it
8Jan 30, 2026+12.26%
Before our stories
−1.7% did not move with itSRE −0.1 · UGI −1.2 · CLNE −2.2 · OPAL −8.7
9 Feb 23, 2026−8.33%
Before our storiesgroup −2.3%, did not move with it
9Feb 23, 2026−8.33%
Before our stories
−2.3% did not move with itOPAL −2.4 · CLNE −2.3 · UGI −2.2 · SRE +0.1
10 Mar 26, 2026+11.61%
Before our storiesgroup +0.4%, did not move with it
10Mar 26, 2026+11.61%
Before our stories
+0.4% did not move with itCLNE +1.7 · UGI +0.6 · SRE +0.2 · OPAL −1.8
11 Apr 20, 2026+10.08%
Before our storiesgroup +0.6%, did not move with it
11Apr 20, 2026+10.08%
Before our stories
+0.6% did not move with itCLNE +3.1 · OPAL +1.2 · UGI +0.1 · SRE −0.7
12 May 5, 2026+12.41%
Before our storiesgroup +0.4%, did not move with it
12May 5, 2026+12.41%
Before our stories
+0.4% did not move with itOPAL +3.7 · UGI +0.8 · SRE −0.0 · CLNE −2.1
13 May 11, 2026+9.02%
Before our storiesgroup −1.6%, did not move with it
13May 11, 2026+9.02%
Before our stories
−1.6% did not move with itSRE +1.4 · UGI +0.4 · OPAL −3.5 · CLNE −6.6
14 Sep 2, 2026+21.02%
Nothing on MNTKgroup +1.3%, did not move with it
14Sep 2, 2026+21.02%
Nothing on MNTKNo MNTK story, brief or results filing in our record that day
+1.3% did not move with itCLNE +6.8 · OPAL +3.1 · SRE −0.6 · UGI −1.4
15 Sep 8, 2026+12.11%
Nothing on MNTKgroup +0.1%, did not move with it
15Sep 8, 2026+12.11%
Nothing on MNTKNo MNTK story, brief or results filing in our record that day
+0.1% did not move with itSRE +1.7 · UGI +0.9 · CLNE −0.6 · OPAL −4.5
16 Sep 14, 2026−16.10%
Nothing on MNTKgroup −0.6%, did not move with it
16Sep 14, 2026−16.10%
Nothing on MNTKNo MNTK story, brief or results filing in our record that day
−0.6% did not move with itOPAL −2.1 · UGI −0.7 · SRE −0.4 · CLNE +9.2
17 Sep 22, 2026+11.59%
Nothing on MNTKgroup −0.7%, did not move with it
17Sep 22, 2026+11.59%
Nothing on MNTKNo MNTK story, brief or results filing in our record that day
−0.7% did not move with itOPAL +1.0 · SRE −0.3 · UGI −1.0 · CLNE −2.3
18 Sep 23, 2026−12.50%
Nothing on MNTKgroup −3.0%, did not move with it
18Sep 23, 2026−12.50%
Nothing on MNTKNo MNTK story, brief or results filing in our record that day
−3.0% did not move with itOPAL −5.1 · CLNE −3.6 · SRE −2.5 · UGI −0.6
19 Sep 24, 2026+26.59%
Nothing on MNTKgroup −0.9%, did not move with it
19Sep 24, 2026+26.59%
Nothing on MNTKNo MNTK story, brief or results filing in our record that day
−0.9% did not move with itCLNE +1.2 · UGI −0.7 · OPAL −1.1 · SRE −1.6
20 Oct 6, 2026−8.59%
Nothing on MNTKgroup +0.8%, did not move with it
20Oct 6, 2026−8.59%
Nothing on MNTKNo MNTK story, brief or results filing in our record that day
+0.8% did not move with itCLNE 0.0 · OPAL +0.6 · UGI +1.0 · SRE +2.3

A story on the same day is not a cause, and a group move is not proof either. Group: the median of SRE, UGI, CLNE and OPAL that day, the largest companies in MNTK’s SEC industry; “moved with MNTK” means the same direction and at least half the size.

What’s next · results

Before the next report: what the first day after the last four did

Six trading days after each results filing (SEC 8-K, Item 2.02). MNTK reports after the close, so day 1 is the next close. 0 of 4 times, day 6 ended on the same side as day 1.

Reported Nov 5, 2025

day 1−15.90%day 6+1.03%

Reported Mar 11, 2026

day 1+3.30%day 6−9.89%

Reported May 6, 2026

day 1−2.74%day 6+10.96%

Reported Aug 5, 2026

day 1−0.58%day 6+9.94%

Next report: expected early NovemberEstimated from the dates of its last four results filings. Not announced. Since the Aug 5 report: +55.56%. Four reports is a small sample.

Every report since 2024 →

Each line is MNTK’s close against its close before the filing, on licensed end-of-day closes. What happened after each report, not a forecast; a move on the day is not a cause.

The numbers · FY2025, filed

SEC EDGAR

Market cap$379M

Revenue$176.4M+0.40%

Net income$1.7M

EPS, diluted$0.01−85.70%

Operating margin0.5%

Return on equity0.7%

Debt / equity0.49

All filed figures

Snapshot

SEC EDGAR · FY 2025-12-31

SectorUtilities

Market Cap$378.6M

Enterprise Value$483.4M

Income$1.7M

Sales$176.4M

Book/sh$1.85

Cash/sh$0.17

Dividend TTM—

Payout—

Employees—

IPO—

Quick Ratio—

Current Ratio1.11

Debt/Eq0.49

EPS (ttm)$0.01

EPS this Y-85.7%

EPS past 3/5Y-65.8%

Sales past 3/5Y-6.2%

EPS Y/Y TTM-85.7%

Sales Y/Y TTM0.4%

Shs Outstand142.34M

ROA0.4%

ROE0.7%

ROIC-0.2%

Gross Margin—

Oper. Margin0.5%

Profit Margin1.0%

Every figure here is filed with the SEC. Valuation and estimate metrics (P/E, PEG, EV/EBITDA, price targets, forward EPS) are omitted until our market-data feed is licensed for display — we’d rather show fewer numbers than blank ones. Deeper lines (cash flow, balance sheet) below.

Revenue by fiscal year

$148.1M

FY21

$213.4M

FY22

$174.9M

FY23

$175.7M

FY24

$176.4M

FY25

Operating leverage — margins

GrossOperatingNet

Financials, annual · income and cash flowSEC EDGAR · open ▸

Financials — annual

SEC EDGAR · last 5 FY · tap a row to explain it

USD	FY2021	FY2022	FY2023	FY2024	FY2025
Revenue	$148.1M	$213.4M	$174.9M	$175.7M	$176.4M
Gross Profit	$25.4M	$65.7M	$45.3M	—	—
Operating Income	$3.3M	$44.6M	$23.6M	$16.1M	$852,000
Net Income	$-4.5M	$35.2M	$14.9M	$9.7M	$1.7M
Diluted EPS	$-0.03	$0.25	$0.11	$0.07	$0.01
Operating Cash Flow	$42.9M	$81.1M	$41.1M	$43.8M	$30.3M
Free Cash Flow	$32.9M	$58.8M	$-22.0M	$-18.5M	$-86.2M

Same industry

MNTK against four same-industry peers, a year at 100

MNTK is up 31.7% in a year. All four did less: UGI (+16.9%), Sempra (−11.3%), OPAL Fuels (−28.4%) and Clean Energy Fuels (−38.6%). Weekly closes, Oct 10, 2025 = 100, on a log scale, so the same percentage move is the same height on every line.

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MNTK +31.7%. UGI +16.9%, Sempra −11.3%, OPAL Fuels −28.4%, Clean Energy Fuels −38.6%. Weekly closes, Oct 10, 2025 = 100, log scale.

Share this chart

End-of-day closes (Databento EOD), the last close of each week. The four peers are the largest US-listed companies by market value in MNTK’s SEC industry (Gas & Other Services Combined) with a year of closes. It shows what the closes did; a move here is not a cause, a forecast or a call.

Same industry

In the screener →

SRE$52.3B UGI$8.0B CLNE$344M OPAL$52M

Build basket with MNTK Screener

Fundamentals sourced from SEC EDGAR filings (public domain). For informational purposes only. Not investment advice.