Eton Pharmaceutcials
ETON
104 hedge funds and large institutions have $277M invested in Eton Pharmaceutcials in 2025 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 28 increasing their positions, 37 reducing their positions, and 19 closing their positions.
18,130% more call options, than puts
Call options by funds: $1.82M | Put options by funds: $10K
11% more first-time investments, than exits
New positions opened: 21 | Existing positions closed: 19
1% more funds holding
Funds holding: 103 → 104 (+1)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
6.65% less ownership
Funds ownership: 67.83% → 61.18% (-6.7%)
24% less repeat investments, than reductions
Existing positions increased: 28 | Existing positions reduced: 37
30% less capital invested
Capital invested by funds: $398M → $277M (-$121M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OAM
Oberweis Asset Management
Lisle,
Illinois
|
+$4.2M |
| 2 |
WP
Woodline Partners
San Francisco,
California
|
+$1.68M |
| 3 |
DC
Diametric Capital
Boston,
Massachusetts
|
+$1.65M |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$1.3M |
| 5 |
State Street
Boston,
Massachusetts
|
+$1.12M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
-$8.41M |
| 2 |
DSCM
Divisadero Street Capital Management
Miami,
Florida
|
-$6.48M |
| 3 |
SCM
Soleus Capital Management
Greenwich,
Connecticut
|
-$4.35M |
| 4 |
CC
Cannell Capital
Alta,
Wyoming
|
-$4.2M |
| 5 |
Two Sigma Investments
New York
|
-$3.69M |
ETON Hedge Fund Activity: Q4 2025 in Review
104 of the 8,281 institutional investors tracked by Wall St. Rank reported a position in Eton Pharmaceutcials (ETON) for Q4 2025, worth a combined $277M — down 30% from $398M a quarter earlier.
Buyers outnumbered sellers: 21 funds opened new ETON positions and 19 closed out — a net gain of 2 holders — while 28 added to existing stakes and 37 trimmed.
The largest buyer was Oberweis Asset Management, adding an estimated $4.2M. The largest seller was Royal Bank of Canada, cutting an estimated $8.41M.
- 104 institutional investors held Eton Pharmaceutcials (ETON) as of Q4 2025, up from 103 in Q3 2025.
- Funds reported $277M of Eton Pharmaceutcials stock for Q4 2025, down 30% quarter-over-quarter.
- 21 funds opened new Eton Pharmaceutcials positions in Q4 2025 and 19 closed out, a net change of +2 holders.
- The largest Eton Pharmaceutcials buyer in Q4 2025 was Oberweis Asset Management, an estimated $4.2M added.
- The largest Eton Pharmaceutcials seller in Q4 2025 was Royal Bank of Canada, an estimated $8.41M sold.
Based on aggregated 13F filings for Q4 2025.