Free Trial
→ I was right about SpaceX (From Brownstone Research) (Ad)tc pixel Free MNTK Stock Alerts

Montauk Renewables (MNTK) Institutional Ownership

Montauk Renewables logo
$1.70 +0.08 (+4.94%)
Closing price 04:00 PM Eastern
Extended Trading
$1.70 +0.01 (+0.29%)
As of 04:10 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
Compare

Institutional Ownership Changes (13F Filings) for Montauk Renewables (NASDAQ:MNTK)

Current
Institutional Ownership
Percentage
16.35%
Number of
Institutional Buyers
(last 12 months)
26
Total
Institutional Inflows
(last 12 months)
$1.87M
Number of
Institutional Sellers
(last 12 months)
19
Total
Institutional Outflows
(last 12 months)
$2.31M
Get MNTK Insider Trade Alerts

Want to know when executives and insiders are buying or selling Montauk Renewables stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
Skip Chart & View Institutional Buying and Selling Data

MNTK Institutional Buying and Selling by Quarter

Montauk Renewables Major Shareholders & Ownership History

Export
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/21/2026 J. Derek Lewis & Associates Inc.85,000$98K0.0%N/A0.060%
5/14/2026 Renaissance Technologies LLC354,600$408K0.0%+3.5%0.249%
5/13/2026 First Trust Advisors LP311,950$359K0.0%-7.8%0.219%
5/7/2026 Dimensional Fund Advisors LP736,584$847K0.0%-11.5%0.514%
5/5/2026 Bank of New York Mellon Corp195,907$225K0.0%-6.5%0.137%
2/19/2026 Invesco Ltd.31,055$52K0.0%+35.0%0.022%
2/18/2026 Millennium Management LLC25,650$43K0.0%-87.3%0.018%
2/17/2026 Russell Investments Group Ltd.32,588$55K0.0%-36.6%0.023%
2/16/2026 Barclays PLC109,376$183K0.0%-55.8%0.077%
2/13/2026 State Street Corp1,385,960$2.32M0.0%-0.5%0.974%
2/13/2026 Wells Fargo & Company MN75,049$125K0.0%+51.9%0.053%
2/12/2026 Jane Street Group LLC130,687$229K0.0%+32.9%0.092%
2/12/2026 HRT Financial LP26,353$44K0.0%N/A0.019%
2/12/2026 Renaissance Technologies LLC342,700$572K0.0%+1.9%0.241%
2/12/2026 Dimensional Fund Advisors LP832,534$1.39M0.0%-14.7%0.585%
2/12/2026 Andina Capital Management LLC41,572$69K0.0%+28.1%0.029%
2/11/2026 Deutsche Bank AG47,007$79K0.0%+20,885.3%0.033%
2/10/2026 Goldman Sachs Group Inc.196,032$327K0.0%+18.3%0.138%
2/10/2026 Intech Investment Management LLC31,486$53K0.0%-44.5%0.022%
2/9/2026 Geode Capital Management LLC1,724,933$2.88M0.0%+2.2%1.213%
1/1/2026 JPMorgan Chase & Co.177,855$357K0.0%+174.6%0.125%
11/17/2025 Susquehanna International Group LLP21,845$44K0.0%-80.6%0.015%
11/17/2025 Millennium Management LLC201,735$405K0.0%-6.6%0.142%
11/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.32,028$64K0.0%-15.1%0.023%
11/17/2025 Citadel Advisors LLC204,707$411K0.0%+178.4%0.144%
11/17/2025 Alliancebernstein L.P.97,520$196K0.0%+6.9%0.069%
11/14/2025 Virtu Financial LLC14,151$28K0.0%N/A0.010%
11/14/2025 Two Sigma Investments LP16,955$34K0.0%N/A0.012%
11/14/2025 Squarepoint Ops LLC17,997$36K0.0%-32.9%0.013%
11/13/2025 BNP Paribas Financial Markets13,175$26K0.0%+92.3%0.009%
11/13/2025 First Trust Advisors LP337,560$678K0.0%-5.1%0.237%
11/12/2025 Dimensional Fund Advisors LP976,038$1.96M0.0%-0.6%0.686%
11/12/2025 R Squared Ltd24,491$49K0.0%N/A0.017%
11/12/2025 Intech Investment Management LLC56,734$114K0.0%+67.6%0.040%
11/7/2025 GSA Capital Partners LLP212,504$427K0.0%-12.8%0.149%
11/7/2025Vanguard Group Inc.3,951,495$7.94M0.0%-0.6%2.778%
11/7/2025 JPMorgan Chase & Co.177,855$357K0.0%+174.6%0.125%
11/6/2025 Rhumbline Advisers125,712$253K0.0%+18.7%0.088%
10/9/2025 Voya Investment Management LLC13,694$28K0.0%-37.0%0.010%
9/26/2025 Corient Private Wealth LLC16,000$36K0.0%N/A0.011%
How to claim a stake in SpaceX before the June 12 IPO (Ad)

SpaceX is expected to go public on June 12 - and for the first time, everyday investors may have a way in before the IPO. Jeff Brown, who identified Bitcoin, Tesla, and Nvidia before gains as high as 52,400%, 2,150%, and 32,000% respectively, is sharing the details on how to claim a stake in Elon Musk's company before it hits public markets.tc pixel

See exactly how to position yourself in SpaceX before June 12
8/15/2025 Corient Private Wealth LLC16,000$36K0.0%N/A0.011%
8/15/2025 Brevan Howard Capital Management LP26,774$59K0.0%+68.8%0.019%
8/15/2025 Bank of America Corp DE34,495$77K0.0%-16.9%0.024%
8/14/2025 Jane Street Group LLC107,351$244K0.0%+6.5%0.075%
8/13/2025 Marshall Wace LLP56,901$126K0.0%+158.8%0.040%
8/13/2025 First Trust Advisors LP355,551$789K0.0%-6.0%0.250%
8/13/2025 Invesco Ltd.20,777$46K0.0%-47.7%0.015%
8/13/2025 Arrowstreet Capital Limited Partnership32,288$72K0.0%N/A0.023%
8/13/2025 Russell Investments Group Ltd.51,946$116K0.0%-43.2%0.037%
8/12/2025 American Century Companies Inc.955,111$2.12M0.0%-6.9%0.671%
8/12/2025 Rhumbline Advisers105,881$235K0.0%+12.6%0.074%
8/12/2025 JPMorgan Chase & Co.64,772$144K0.0%+25.0%0.046%
8/8/2025 Intech Investment Management LLC33,858$75K0.0%-66.2%0.024%
8/8/2025 ABC Arbitrage SA38,167$85K0.0%-64.6%0.027%
8/7/2025 Rathbones Group PLC92,000$204K0.0%+27.1%0.065%
8/7/2025 Los Angeles Capital Management LLC29,205$65K0.0%N/A0.021%
7/31/2025 Nisa Investment Advisors LLC11,696$26K0.0%+799.7%0.008%
6/27/2025 Goldman Sachs Group Inc.142,359$298K0.0%-43.6%0.100%
5/28/2025Strs Ohio40,000$84K0.0%N/A0.028%
5/19/2025Jane Street Group LLC100,834$213K0.0%+303.4%0.071%
5/16/2025Goldman Sachs Group Inc.142,359$298K0.0%-43.6%0.100%
5/16/2025AQR Capital Management LLC29,500$62K0.0%N/A0.021%
5/14/2025Andina Capital Management LLC13,402$28K0.0%N/A0.009%
5/13/2025American Century Companies Inc.1,025,999$2.14M0.0%+3.4%0.716%
5/13/2025Russell Investments Group Ltd.91,493$192K0.0%-46.8%0.064%
5/13/2025Rathbones Group PLC72,400$151K0.0%+138.2%0.051%
5/12/2025Nuveen LLC171,759$359K0.0%N/A0.120%
5/12/2025Hosking Partners LLP761,336$1.59M0.1%-1.0%0.531%
5/12/2025Swiss National Bank96,361$201K0.0%+13.4%0.067%
5/9/2025Deutsche Bank AG66,125$138K0.0%-7.2%0.046%
5/9/2025Charles Schwab Investment Management Inc.508,654$1.06M0.0%+2.5%0.355%
5/9/2025ABC Arbitrage SA107,912$226K0.0%+677.1%0.075%
5/7/2025Zurcher Kantonalbank Zurich Cantonalbank96,738$202K0.0%+23.5%0.067%
5/5/2025Allianz Asset Management GmbH17,400$36K0.0%+61.1%0.012%
4/15/2025Simplicity Wealth LLC26,895$56K0.0%N/A0.019%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC280,639$1.12M0.0%+24.0%0.196%
2/17/2025Point72 Asset Management L.P.41,529$165K0.0%-68.6%0.029%
2/17/2025ProShare Advisors LLC18,588$74K0.0%+49.0%0.013%
2/17/2025Millennium Management LLC33,258$132K0.0%N/A0.023%
2/17/2025Deutsche Bank AG71,267$284K0.0%+52.6%0.050%
2/17/2025D. E. Shaw & Co. Inc.216,951$863K0.0%-22.1%0.151%
2/17/2025Brevan Howard Capital Management LP18,873$75K0.0%-13.9%0.013%
2/17/2025Bank of America Corp DE76,088$303K0.0%+39.3%0.053%
2/17/2025BNP Paribas Financial Markets22,228$88K0.0%N/A0.016%
2/14/2025Jane Street Group LLC24,998$110K0.0%-60.2%0.017%
2/14/2025Northern Trust Corp618,629$2.46M0.0%+3.8%0.431%
2/14/2025Price T Rowe Associates Inc. MD48,712$194K0.0%+7.6%0.034%
2/14/2025Dimensional Fund Advisors LP851,345$3.39M0.0%+5.8%0.594%
2/14/2025First Trust Advisors LP474,427$1.89M0.0%-6.5%0.331%
2/13/2025Marshall Wace LLP43,733$174K0.0%N/A0.031%
How to claim a stake in SpaceX before the June 12 IPO (Ad)

SpaceX is expected to go public on June 12 - and for the first time, everyday investors may have a way in before the IPO. Jeff Brown, who identified Bitcoin, Tesla, and Nvidia before gains as high as 52,400%, 2,150%, and 32,000% respectively, is sharing the details on how to claim a stake in Elon Musk's company before it hits public markets.tc pixel

See exactly how to position yourself in SpaceX before June 12
2/13/2025Barclays PLC133,963$532K0.0%-1.8%0.093%
2/13/2025Renaissance Technologies LLC271,500$1.08M0.0%-10.1%0.189%
2/13/2025Legal & General Group Plc53,555$213K0.0%-5.5%0.037%
2/13/2025Invesco Ltd.42,533$169K0.0%-7.1%0.030%
2/13/2025Russell Investments Group Ltd.171,919$699K0.0%+74.2%0.120%
2/13/2025Wells Fargo & Company MN30,840$123K0.0%+51.4%0.022%
2/12/2025Geode Capital Management LLC1,645,924$6.55M0.0%+0.6%1.148%
2/12/2025Franklin Resources Inc.42,197$168K0.0%N/A0.029%
2/12/2025Pictet Asset Management Holding SA34,128$136K0.0%+68.2%0.024%
2/12/2025JPMorgan Chase & Co.211,604$842K0.0%+22.0%0.148%


MNTK Institutional Ownership - Frequently Asked Questions

During the previous two years, 78 institutional investors and hedge funds held shares of Montauk Renewables. The most heavily invested institutionals were Vanguard Group Inc. ($7.94M), Geode Capital Management LLC ($2.88M), Northern Trust Corp ($2.46M), State Street Corp ($2.32M), American Century Companies Inc. ($2.12M), SIR Capital Management L.P. ($1.86M), and Hosking Partners LLP ($1.59M).Learn more on Montauk Renewables' institutional investors.

16.35% of Montauk Renewables' stock is owned by institutional investors. Learn more on MNTK's institutional investor holdings.

Of the 68 institutional investors that purchased Montauk Renewables' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: American Century Companies Inc. ($567.53K), JPMorgan Chase & Co. ($399.33K), Marshall Wace LLP ($247.50K), Nuveen LLC ($171.76K), SIR Capital Management L.P. ($155.55K), Citadel Advisors LLC ($131.16K), and Jane Street Group LLC ($114.72K).

Institutional investors have bought a total of 987,976 shares in the last 24 months. This purchase volume represents approximately $1.87M in transactions.

Of the 19 institutional investors that sold Montauk Renewables' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Dimensional Fund Advisors LP ($245.69K), Millennium Management LLC ($190.43K), Barclays PLC ($138.28K), Goldman Sachs Group Inc. ($110.10K), Intech Investment Management LLC ($91.62K), Susquehanna International Group LLP ($90.63K), and American Century Companies Inc. ($70.89K).

Institutional investors have sold a total of 1,257,048 shares in the last 24 months. This volume of shares sold represents approximately $2.31M in transactions.


Related Companies

This page (NASDAQ:MNTK) was last updated on 6/4/2026 by MarketBeat.com Staff.
From Our Partners
Trump’s secret China deal
Trump just returned from Beijing with the most powerful business delegation in American history - Elon Musk, J...
Porter & Company | Sponsoredtc pixel
The chokepoint supplier behind SpaceX's $1.75 trillion empire
When Musk laughed and said 'you need transformers to run transformers,' it wasn't a joke - it was a confession...
Behind the Markets | Sponsoredtc pixel
Massive Data Leak Exposes 512,000-Line Code That Could Change Society Forever
"You won't believe what I discovered at 4 World Trade Center" When our financial media correspondent travel...
Chaikin Analytics | Sponsoredtc pixel
Your $29.97 book is free today
Why Some Traders Skip Stocks Entirely You don't need a big account to trade options. In fact, options ca...
Profits Run | Sponsoredtc pixel
Louis Navellier: My #1 AI stock for 2026 (name & ticker inside)
Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...
InvestorPlace | Sponsoredtc pixel
Massive Update to My SpaceX IPO Thesis
Jeff Brown predicted SpaceX would be the biggest and most anticipated IPO ever - part of Elon's larger plan to...
Brownstone Research | Sponsoredtc pixel
Do NOT Buy SpaceX – Do This Instead
SpaceX is set to go public as soon as June 11, with OpenAI and Anthropic likely to follow. Whitney Tilson - Ha...
Stansberry Research | Sponsoredtc pixel
Rickards Predicts: Trump to buy tiny $2 stock?
Jim Rickards believes the Trump administration is about to take a direct stake in a $2 stock sitting on the la...
Paradigm Press | Sponsoredtc pixel