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Montauk Renewables, Inc. (MNTK)

Price$2.30Cached quote
MNTKNasdaq
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Financial charts

Revenue

Total cash / debt

CashTotal debt

Financial statements

7 annual periodsNewest to oldest
2025202420232022202120202019
Revenue$176.4M$175.7M$174.9M$213.4M$148.1M$100.2M$104.0M
Gross profit$65.8M$77.6M$45.3M$65.7M$25.4M$25.1M$30.8M
Gross margin37.30%44.14%25.89%30.80%17.17%25.01%29.61%
Operating expenses$175.5M$159.6M$151.3M$161.0M$144.8M$96.8M$94.7M
Operating income$852,000$16.1M$23.6M$44.6M$3.3M$3.6M$11.0M
Operating margin0.48%9.17%13.52%20.88%2.25%3.57%10.58%
EBITDA$30.8M$39.6M$44.8M$65.3M$26.2M$25.7M$30.8M
EBITDA margin17.48%22.56%25.61%30.59%17.69%25.64%29.58%
Net income$1.7M$9.7M$14.9M$35.2M−$4.5M$4.6M$5.8M
Net profit margin0.99%5.54%8.55%16.49%−3.06%4.59%5.60%
Basic EPSper basic share$0.01$0.07$0.11$0.25-$0.03——
Diluted EPSper diluted share$0.01$0.07$0.11$0.25-$0.03——
Review official source filings ↗

Owners

Reported shareholders

Reference date Jun 30, 2026
Aktiv Investment Management (Pty) Ltd · ≈15.57% of listed sharesBlackRock, Inc. · 3.29% of listed sharesVANGUARD CAPITAL MANAGEMENT LLC · 1.89% of listed sharesGEODE CAPITAL MANAGEMENT, LLC · 1.31% of listed sharesBaader Bank Aktiengesellschaft · 1.12% of listed sharesSTATE STREET CORP · 0.96% of listed sharesMcClain Sean F · ≈0.80% of listed sharesBARCLAYS PLC · 0.67% of listed sharesAMERICAN CENTURY COMPANIES INC · 0.66% of listed sharesCHARLES SCHWAB INVESTMENT MANAGEMENT INC · 0.38% of listed sharesNORTHERN TRUST CORP · 0.37% of listed sharesVan Asdalan Kevin A · ≈0.35% of listed sharesShaw James A · ≈0.33% of listed sharesCiroli John · ≈0.33% of listed sharesVANGUARD PORTFOLIO MANAGEMENT LLC · 0.33% of listed sharesDIMENSIONAL FUND ADVISORS LP · 0.31% of listed sharesVANGUARD FIDUCIARY TRUST CO · 0.31% of listed sharesHosking Partners LLP · 0.27% of listed sharesFIRST TRUST ADVISORS LP · 0.27% of listed sharesGOLDMAN SACHS GROUP INC · 0.26% of listed shares
≈15.57%of listed shares
Aktiv Investment Management (Pty) Ltd22.3M shares · Nov 3, 2025
View holders
Top 20 reported holders of MNTK
Holder% owned
Aktiv Investment Management (Pty) Ltd
≈15.57%22.3M shares
BlackRock, Inc.
3.29%4.71M shares
VANGUARD CAPITAL MANAGEMENT LLC
1.89%2.71M shares
GEODE CAPITAL MANAGEMENT, LLC
1.31%1.88M shares
Baader Bank Aktiengesellschaft
1.12%1.61M shares
STATE STREET CORP
0.96%1.37M shares
McClain Sean F
≈0.80%1.14M shares
BARCLAYS PLC
0.67%953.51K shares
AMERICAN CENTURY COMPANIES INC
0.66%950.44K shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
0.38%539.33K shares
NORTHERN TRUST CORP
0.37%536.06K shares
Van Asdalan Kevin A
≈0.35%497.49K shares
Shaw James A
≈0.33%477.39K shares
Ciroli John
≈0.33%470.77K shares
VANGUARD PORTFOLIO MANAGEMENT LLC
0.33%469.05K shares
DIMENSIONAL FUND ADVISORS LP
0.31%448.82K shares
VANGUARD FIDUCIARY TRUST CO
0.31%438.78K shares
Hosking Partners LLP
0.27%390.52K shares
FIRST TRUST ADVISORS LP
0.27%381.89K shares
GOLDMAN SACHS GROUP INC
0.26%377.28K shares

Percentages use 143.24M shares of this listed class outstanding on Jun 30, 2026. ≈ compares the latest reported holding with a share total from a different date; it is not a confirmed current stake.

Gray completes the 100% scale. Reported positions may overlap; holders have different reporting dates.

Source: SEC Form 3 ↗Updated Sep 29, 2026 · Quarterly data

Insider buys & sells

Jul 1, 2024–Jun 30, 2026
Buys1$25.4K disclosed value
Sells (SEC code S)0$0.00 disclosed value
1 recent transactions
TransactionInsiderTypeSharesPriceValueOwned after
May 11, 2026Form 4Copelyn John ADirectorBuyCommon Stock · indirect17.5K$1.45$25.4K17.5K
Review ownership filings at SEC.gov ↗

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