Montauk Renewables
MNTK
94 hedge funds and large institutions have $24M invested in Montauk Renewables in 2026 Q1 according to their latest regulatory filings, with 22 funds opening new positions, 29 increasing their positions, 29 reducing their positions, and 9 closing their positions.
144% more first-time investments, than exits
New positions opened: 22 | Existing positions closed: 9
15% more funds holding
Funds holding: 82 → 94 (+12)
0.64% more ownership
Funds ownership: 13.98% → 14.62% (+0.64%)
0% more repeat investments, than reductions
Existing positions increased: 29 | Existing positions reduced: 29
28% less capital invested
Capital invested by funds: $33.3M → $24M (-$9.29M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Barclays
London,
United Kingdom
|
+$1.4M |
| 2 |
Marshall Wace
London,
United Kingdom
|
+$308K |
| 3 |
Millennium Management
New York
|
+$273K |
| 4 |
Goldman Sachs
New York
|
+$204K |
| 5 |
JDLA
J. Derek Lewis & Associates
Newport Beach,
California
|
+$128K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$334K |
| 2 |
BlackRock
New York
|
-$159K |
| 3 |
Dimensional Fund Advisors
Austin,
Texas
|
-$145K |
| 4 |
Jane Street
New York
|
-$143K |
| 5 |
D.E. Shaw & Co
New York
|
-$112K |
MNTK Hedge Fund Activity: Q1 2026 in Review
94 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Montauk Renewables (MNTK) for Q1 2026, worth a combined $24M — down 28% from $33.3M a quarter earlier.
Buyers outnumbered sellers: 22 funds opened new MNTK positions and 9 closed out — a net gain of 13 holders — while 29 added to existing stakes and 29 trimmed.
The largest buyer was Barclays, adding an estimated $1.4M. The largest seller was Citadel Advisors, exiting entirely with an estimated $334K sold.
- 94 institutional investors held Montauk Renewables (MNTK) as of Q1 2026, up from 82 in Q4 2025.
- Funds reported $24M of Montauk Renewables stock for Q1 2026, down 28% quarter-over-quarter.
- 22 funds opened new Montauk Renewables positions in Q1 2026 and 9 closed out, a net change of +13 holders.
- The largest Montauk Renewables buyer in Q1 2026 was Barclays, an estimated $1.4M added.
- The largest Montauk Renewables seller in Q1 2026 was Citadel Advisors, an estimated $334K sold.
Based on aggregated 13F filings for Q1 2026.