Aemetis
AMTX
74 hedge funds and large institutions have $23.5M invested in Aemetis in 2025 Q3 according to their latest regulatory filings, with 12 funds opening new positions, 17 increasing their positions, 29 reducing their positions, and 9 closing their positions.
33% more first-time investments, than exits
New positions opened: 12 | Existing positions closed: 9
4% more funds holding
Funds holding: 71 → 74 (+3)
4% less capital invested
Capital invested by funds: $24.6M → $23.5M (-$1.09M)
1.4% less ownership
Funds ownership: 17.88% → 16.48% (-1.4%)
41% less repeat investments, than reductions
Existing positions increased: 17 | Existing positions reduced: 29
43% less call options, than puts
Call options by funds: $876K | Put options by funds: $1.53M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$1.21M |
| 2 |
Renaissance Technologies
New York
|
+$964K |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
+$875K |
| 4 |
D.E. Shaw & Co
New York
|
+$531K |
| 5 |
Marshall Wace
London,
United Kingdom
|
+$382K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Grantham, Mayo, Van Otterloo & Co (GMO)
Boston,
Massachusetts
|
-$1.73M |
| 2 |
Jane Street
New York
|
-$433K |
| 3 |
Goldman Sachs
New York
|
-$299K |
| 4 |
State Street
Boston,
Massachusetts
|
-$289K |
| 5 |
CSS
Cubist Systematic Strategies
Stamford,
Connecticut
|
-$268K |
AMTX Hedge Fund Activity: Q3 2025 in Review
74 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Aemetis (AMTX) for Q3 2025, worth a combined $23.5M — down 4.5% from $24.6M a quarter earlier.
Buyers outnumbered sellers: 12 funds opened new AMTX positions and 9 closed out — a net gain of 3 holders — while 17 added to existing stakes and 29 trimmed.
The largest buyer was Susquehanna International Group, adding an estimated $1.21M. The largest seller was Grantham, Mayo, Van Otterloo & Co (GMO), cutting an estimated $1.73M.
- 74 institutional investors held Aemetis (AMTX) as of Q3 2025, up from 71 in Q2 2025.
- Funds reported $23.5M of Aemetis stock for Q3 2025, down 4.5% quarter-over-quarter.
- 12 funds opened new Aemetis positions in Q3 2025 and 9 closed out, a net change of +3 holders.
- The largest Aemetis buyer in Q3 2025 was Susquehanna International Group, an estimated $1.21M added.
- The largest Aemetis seller in Q3 2025 was Grantham, Mayo, Van Otterloo & Co (GMO), an estimated $1.73M sold.
Based on aggregated 13F filings for Q3 2025.