Plug Power
PLUG
455 hedge funds and large institutions have $1.25B invested in Plug Power in 2025 Q3 according to their latest regulatory filings, with 76 funds opening new positions, 139 increasing their positions, 104 reducing their positions, and 42 closing their positions.
95% more capital invested
Capital invested by funds: $639M → $1.25B (+$610M)
81% more first-time investments, than exits
New positions opened: 76 | Existing positions closed: 42
60% more call options, than puts
Call options by funds: $105M | Put options by funds: $65.5M
34% more repeat investments, than reductions
Existing positions increased: 139 | Existing positions reduced: 104
8.73% more ownership
Funds ownership: 37.44% → 46.18% (+8.7%)
7% more funds holding
Funds holding: 427 → 455 (+28)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Goldman Sachs
New York
|
+$32.2M |
| 2 |
BlackRock
New York
|
+$27.2M |
| 3 |
UBS Group
Zurich,
Switzerland
|
+$19.5M |
| 4 |
Millennium Management
New York
|
+$16M |
| 5 |
Two Sigma Investments
New York
|
+$13.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
CIAM
Caitong International Asset Management
Hong Kong
|
-$6.4M |
| 2 |
HF
HRT Financial
New York
|
-$5.24M |
| 3 |
SSA
Schonfeld Strategic Advisors
New York
|
-$4.47M |
| 4 |
Barclays
London,
United Kingdom
|
-$3.35M |
| 5 |
Morgan Stanley
New York
|
-$3.26M |
PLUG Hedge Fund Activity: Q3 2025 in Review
455 of the 7,638 institutional investors tracked by Wall St. Rank reported a position in Plug Power (PLUG) for Q3 2025, worth a combined $1.25B — up 95% from $639M a quarter earlier.
Buyers outnumbered sellers: 76 funds opened new PLUG positions and 42 closed out — a net gain of 34 holders — while 139 added to existing stakes and 104 trimmed.
The largest buyer was Goldman Sachs, adding an estimated $32.2M. The largest seller was Caitong International Asset Management, cutting an estimated $6.4M.
- 455 institutional investors held Plug Power (PLUG) as of Q3 2025, up from 427 in Q2 2025.
- Funds reported $1.25B of Plug Power stock for Q3 2025, up 95% quarter-over-quarter.
- 76 funds opened new Plug Power positions in Q3 2025 and 42 closed out, a net change of +34 holders.
- The largest Plug Power buyer in Q3 2025 was Goldman Sachs, an estimated $32.2M added.
- The largest Plug Power seller in Q3 2025 was Caitong International Asset Management, an estimated $6.4M sold.
Based on aggregated 13F filings for Q3 2025.