Montauk Renewables, Inc.

Montauk Renewables, Inc.

MNTK·NASDAQ

$1.70

+4.9%
UtilitiesDiversified Utilities

Montauk Renewables, Inc., a renewable energy company, engages in recovery and processing of biogas from landfills and other non-fossil fuel sources. It operates in two segments, Renewable Natural Gas and Renewable Electricity Generation. The company develops, owns, and operates renewable natural gas (RNG) projects that capture methane and prevents it from being released into the atmosphere by converting it into either RNG or electrical power for the electrical grid. Its customers for RNG and renewable identification numbers (RIN) include long-term owner-operators of landfills and livestock farms, local utilities, and refiners in the natural gas and refining sectors. The company was founded in 1980 and is headquartered in Pittsburgh, Pennsylvania.

At a Glance

Live Snapshot
Market Cap$241.98M
EPS0.0122
P/E Ratio139.34
Earnings Date08/05/2026
-0.70%
Return on Invested Capital
-118%
3Y-106.0%
5Y-86.0%
10Y-106.0%
0.66%
Return on Equity
-82%
3Y-96.0%
5Y-77.0%
10Y-97.0%
0.40%
Return on Assets
-86%
3Y-96.0%
5Y-78.0%
10Y-96.0%
Montauk Renewables, Inc.

Montauk Renewables, Inc. Management Team

MNTK · NASDAQ
MK

Mr. Kevin Andrew Van Asdalan B.Sc., C.P.A., M.B.A.

Chief Financial Officer & Treasurer

Compensation

$495,524

Born 1978(Age 48)
male
MJ

Mr. John Ciroli

Chief Legal Officer & Secretary

Compensation

$509,889

Born 1971(Age 55)
male
MS

Mr. Sean F. McClain B.S., CPA, M.B.A.

President, Chief Executive Officer & Director

Compensation

$653,377

Born 1975(Age 51)
male
MJ

Mr. James A. Shaw

Vice President of Operations

Born 1972(Age 54)
male
mntk

Montauk Renewables, Inc. Insider Positioning

MNTK · NASDAQ

During the last 12 months, insiders have purchased $25K worth of MNTK shares, with no selling activity reported.

3 Months

Bought

17.5K

25.38K

Sold

0

0.00

Net Activity

+25K

+$25K

3-6 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

6-9 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

9-12 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

Top Buyers

1
CJA

Copelyn John A

Director

17.5K shares1 transactions

$25K

Top Sellers

No selling activity

Insider Activity Analysis

Net Insider Sentiment

Bullish

Strong bullish signal with $25K net buying. Insiders are aggressively accumulating shares, suggesting significant confidence in future prospects.

Buy/Sell Ratio

∞:1

Perfect buy/sell ratio. Only buying activity with zero selling—the most bullish possible insider signal.

Recent Trend (3 Months)

$25K

Very strong recent buying momentum. Recent insider purchases significantly outpace sales, suggesting near-term optimism.

Insider Participation

High Buying

1 insider buyers vs. 0 sellers. Broad-based buying across management team suggests widespread confidence.

Insider Activity Insight

Unanimous insider buying: Zero selling combined with active buying is rare and typically very bullish. Insiders appear to see significant upside with limited downside risk.

SEC Filings

MNTK - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
DEF 14A

DEF 14A 2026

N/A

April 10, 2026
May 26, 2026
2026
DEF 14A

DEF 14A 2025

N/A

April 08, 2025
May 22, 2025
2025
DEF 14A

DEF 14A 2024

N/A

April 22, 2024
June 05, 2024
2024
DEF 14A

DEF 14A 2023

N/A

April 25, 2023
June 05, 2023
2023
DEF 14A

DEF 14A 2022

N/A

April 22, 2022
June 06, 2022
2022
DEF 14A

DEF 14A 2021

N/A

April 07, 2021
May 25, 2021
2021
Showing 1 to 6 of 6 filings