MONTAUK RENEWABLES INC (MNTK) Institutional Ownership Changes & 13F Activity

MONTAUK RENEWABLES INC (MNTK) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCBuy11,900354,600$407,790
Q4 2025Renaissance Technologies LLCBuy6,300342,700$572,309
Q3 2025Renaissance Technologies LLCSell-7,813336,400$676,164
Q2 2025Renaissance Technologies LLCBuy59,713344,213$764,153
Q1 2025Renaissance Technologies LLCBuy13,000284,500$594,605
Q4 2024Renaissance Technologies LLCSell-30,600271,500$1,080,570
Q3 2024Renaissance Technologies LLCBuy67,800302,100$1,573,941
Q2 2024Renaissance Technologies LLCSell-172,272234,300$1,335,510
Q1 2024Renaissance Technologies LLCBuy293,572406,572$1,691
Q4 2023Renaissance Technologies LLCBuy8,600113,000$1,007
Q3 2023Renaissance Technologies LLCSell-183,610104,400$951
Q2 2023Renaissance Technologies LLCSell-19,321288,010$2,143
Q1 2023Renaissance Technologies LLCBuy126,031307,331$2,419
Q4 2022Renaissance Technologies LLCBuy23,000181,300$2,000
Q3 2022Renaissance Technologies LLCBuy63,300158,300$2,761
Q2 2022Renaissance Technologies LLCBuy72,30095,000$955
Q2 2021Renaissance Technologies LLCBuy22,70022,700$174

Frequently asked questions about MNTK activity

  • Which institutional owners are buying MNTK?

    Institutional owners buying MNTK include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in MNTK activity?

    "Buy" means an investor increased their reported position in MNTK compared to the prior reporting period. This reflects growing exposure to MONTAUK RENEWABLES INC (MNTK) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in MNTK increasing?

    Institutional interest in MNTK can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

Related MNTK insights