Eos Energy Enterprises
EOSE
276 hedge funds and large institutions have $1.74B invested in Eos Energy Enterprises in 2025 Q3 according to their latest regulatory filings, with 91 funds opening new positions, 87 increasing their positions, 65 reducing their positions, and 29 closing their positions.
214% more first-time investments, than exits
New positions opened: 91 | Existing positions closed: 29
156% more capital invested
Capital invested by funds: $678M → $1.74B (+$1.06B)
100% more funds holding in top 10
Funds holding in top 10: 2 → 4 (+2)
34% more repeat investments, than reductions
Existing positions increased: 87 | Existing positions reduced: 65
28% more funds holding
Funds holding: 215 → 276 (+61)
22% more call options, than puts
Call options by funds: $507M | Put options by funds: $417M
3.66% less ownership
Funds ownership: 58.24% → 54.58% (-3.7%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RCMNY
Rubric Capital Management (New York)
New York
|
+$70.5M |
| 2 |
BlackRock
New York
|
+$15.8M |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
+$15.2M |
| 4 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$14.6M |
| 5 |
BNP Paribas Financial Markets
Paris,
France
|
+$14.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$37.6M |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$17.9M |
| 3 |
Goldman Sachs
New York
|
-$12.3M |
| 4 |
EGM
Engineers Gate Manager
New York
|
-$12M |
| 5 |
D.E. Shaw & Co
New York
|
-$10.9M |
EOSE Hedge Fund Activity: Q3 2025 in Review
276 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Eos Energy Enterprises (EOSE) for Q3 2025, worth a combined $1.74B — up 156% from $678M a quarter earlier.
Buyers outnumbered sellers: 91 funds opened new EOSE positions and 29 closed out — a net gain of 62 holders — while 87 added to existing stakes and 65 trimmed.
The largest buyer was Rubric Capital Management (New York), opening a new position worth an estimated $70.5M. The largest seller was Susquehanna International Group, cutting an estimated $37.6M.
- 276 institutional investors held Eos Energy Enterprises (EOSE) as of Q3 2025, up from 215 in Q2 2025.
- Funds reported $1.74B of Eos Energy Enterprises stock for Q3 2025, up 156% quarter-over-quarter.
- 91 funds opened new Eos Energy Enterprises positions in Q3 2025 and 29 closed out, a net change of +62 holders.
- The largest Eos Energy Enterprises buyer in Q3 2025 was Rubric Capital Management (New York), an estimated $70.5M added.
- The largest Eos Energy Enterprises seller in Q3 2025 was Susquehanna International Group, an estimated $37.6M sold.
Based on aggregated 13F filings for Q3 2025.