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Live Earnings Conference Call: Montauk Renewables will host a live Q2 2026 earnings call on August 6, 2026 at 8:30AM ET. Follow this link to get details and listen to Montauk Renewables' Q2 2026 earnings call when it goes live. Get details.

Montauk Renewables (MNTK) Institutional Ownership

Montauk Renewables logo
$1.71 +0.01 (+0.59%)
Closing price 08/5/2026 04:00 PM Eastern
Extended Trading
$1.70 -0.01 (-0.35%)
As of 04:01 AM 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.
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Institutional Ownership Changes (13F Filings) for Montauk Renewables (NASDAQ:MNTK)

Current
Institutional Ownership
Percentage
16.35%
Number of
Institutional Buyers
(last 12 months)
25
Total
Institutional Inflows
(last 12 months)
$1.86M
Number of
Institutional Sellers
(last 12 months)
18
Total
Institutional Outflows
(last 12 months)
$2.08M
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Skip Chart & View Institutional Buying and Selling Data

MNTK Institutional Buying and Selling by Quarter

Montauk Renewables Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
6/9/2026 Rathbones Group PLC102,000$117K0.0%+10.9%0.072%
5/21/2026 J. Derek Lewis & Associates Inc.85,000$98K0.0%N/A0.060%
5/14/2026Renaissance Technologies LLC354,600$408K0.0%+3.5%0.249%
5/13/2026First Trust Advisors LP311,950$359K0.0%-7.8%0.219%
5/7/2026Dimensional Fund Advisors LP736,584$847K0.0%-11.5%0.514%
5/5/2026Bank of New York Mellon Corp195,907$225K0.0%-6.5%0.137%
2/19/2026Invesco Ltd.31,055$52K0.0%+35.0%0.022%
2/18/2026Millennium Management LLC25,650$43K0.0%-87.3%0.018%
2/17/2026Russell Investments Group Ltd.32,588$55K0.0%-36.6%0.023%
2/16/2026Barclays PLC109,376$183K0.0%-55.8%0.077%
2/13/2026State Street Corp1,385,960$2.32M0.0%-0.5%0.974%
2/13/2026Wells Fargo & Company MN75,049$125K0.0%+51.9%0.053%
2/12/2026Jane Street Group LLC130,687$229K0.0%+32.9%0.092%
2/12/2026HRT Financial LP26,353$44K0.0%N/A0.019%
2/12/2026Renaissance Technologies LLC342,700$572K0.0%+1.9%0.241%
2/12/2026Dimensional Fund Advisors LP832,534$1.39M0.0%-14.7%0.585%
2/12/2026Andina Capital Management LLC41,572$69K0.0%+28.1%0.029%
2/11/2026Deutsche Bank AG47,007$79K0.0%+20,885.3%0.033%
2/10/2026Goldman Sachs Group Inc.196,032$327K0.0%+18.3%0.138%
2/10/2026Intech Investment Management LLC31,486$53K0.0%-44.5%0.022%
2/9/2026Geode Capital Management LLC1,724,933$2.88M0.0%+2.2%1.213%
1/1/2026JPMorgan Chase & Co.177,855$357K0.0%+174.6%0.125%
11/17/2025Susquehanna International Group LLP21,845$44K0.0%-80.6%0.015%
11/17/2025Millennium Management LLC201,735$405K0.0%-6.6%0.142%
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.32,028$64K0.0%-15.1%0.023%
11/17/2025Citadel Advisors LLC204,707$411K0.0%+178.4%0.144%
11/17/2025Alliancebernstein L.P.97,520$196K0.0%+6.9%0.069%
11/14/2025Virtu Financial LLC14,151$28K0.0%N/A0.010%
11/14/2025Two Sigma Investments LP16,955$34K0.0%N/A0.012%
11/14/2025Squarepoint Ops LLC17,997$36K0.0%-32.9%0.013%
11/13/2025BNP Paribas Financial Markets13,175$26K0.0%+92.3%0.009%
11/13/2025First Trust Advisors LP337,560$678K0.0%-5.1%0.237%
11/12/2025Dimensional Fund Advisors LP976,038$1.96M0.0%-0.6%0.686%
11/12/2025R Squared Ltd24,491$49K0.0%N/A0.017%
11/12/2025Intech Investment Management LLC56,734$114K0.0%+67.6%0.040%
11/7/2025GSA 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%
11/7/2025JPMorgan Chase & Co.177,855$357K0.0%+174.6%0.125%
11/6/2025Rhumbline Advisers125,712$253K0.0%+18.7%0.088%
10/9/2025Voya Investment Management LLC13,694$28K0.0%-37.0%0.010%
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9/26/2025Corient Private Wealth LLC16,000$36K0.0%N/A0.011%
8/15/2025Corient Private Wealth LLC16,000$36K0.0%N/A0.011%
8/15/2025Brevan Howard Capital Management LP26,774$59K0.0%+68.8%0.019%
8/15/2025Bank of America Corp DE34,495$77K0.0%-16.9%0.024%
8/14/2025Jane Street Group LLC107,351$244K0.0%+6.5%0.075%
8/13/2025Marshall Wace LLP56,901$126K0.0%+158.8%0.040%
8/13/2025First Trust Advisors LP355,551$789K0.0%-6.0%0.250%
8/13/2025Invesco Ltd.20,777$46K0.0%-47.7%0.015%
8/13/2025Arrowstreet Capital Limited Partnership32,288$72K0.0%N/A0.023%
8/13/2025Russell Investments Group Ltd.51,946$116K0.0%-43.2%0.037%
8/12/2025American Century Companies Inc.955,111$2.12M0.0%-6.9%0.671%
8/12/2025Rhumbline Advisers105,881$235K0.0%+12.6%0.074%
8/12/2025JPMorgan Chase & Co.64,772$144K0.0%+25.0%0.046%
8/8/2025Intech 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%
8/7/2025Los Angeles Capital Management LLC29,205$65K0.0%N/A0.021%
7/31/2025Nisa Investment Advisors LLC11,696$26K0.0%+799.7%0.008%
6/27/2025Goldman 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%
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2/13/2025Marshall Wace LLP43,733$174K0.0%N/A0.031%
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%


MNTK Institutional Ownership - Frequently Asked Questions

During the previous two years, 73 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 63 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 987,580 shares in the last 24 months. This purchase volume represents approximately $1.86M in transactions.

Of the 18 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), Intech Investment Management LLC ($91.62K), Susquehanna International Group LLP ($90.63K), American Century Companies Inc. ($70.89K), and ABC Arbitrage SA ($69.75K).

Institutional investors have sold a total of 1,146,948 shares in the last 24 months. This volume of shares sold represents approximately $2.08M in transactions.


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This page (NASDAQ:MNTK) was last updated on 8/6/2026 by MarketBeat.com Staff.
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