Eton Pharmaceutcials
ETON
116 hedge funds and large institutions have $439M invested in Eton Pharmaceutcials in 2026 Q1 according to their latest regulatory filings, with 30 funds opening new positions, 36 increasing their positions, 32 reducing their positions, and 17 closing their positions.
400% more funds holding in top 10
Funds holding in top 10: 1 → 5 (+4)
76% more first-time investments, than exits
New positions opened: 30 | Existing positions closed: 17
58% more capital invested
Capital invested by funds: $277M → $439M (+$161M)
25% more call options, than puts
Call options by funds: $4.17M | Put options by funds: $3.33M
13% more repeat investments, than reductions
Existing positions increased: 36 | Existing positions reduced: 32
12% more funds holding
Funds holding: 104 → 116 (+12)
4% more ownership
Funds ownership: 61.18% → 65.18% (+4%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PLC
Pillsbury Lake Capital
San Francisco,
California
|
+$6.38M |
| 2 |
PC
Panoramic Capital
Larkspur,
California
|
+$3.23M |
| 3 |
SCM
Soleus Capital Management
Greenwich,
Connecticut
|
+$2.91M |
| 4 |
PCM
Prelude Capital Management
New York
|
+$2.51M |
| 5 |
EC
EcoR1 Capital
San Francisco,
California
|
+$2.47M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JFG
Jefferies Financial Group
New York
|
-$2M |
| 2 |
BCM
Bridgeway Capital Management
Houston,
Texas
|
-$1.42M |
| 3 |
Millennium Management
New York
|
-$1.13M |
| 4 |
Russell Investments Group
London,
United Kingdom
|
-$822K |
| 5 |
Renaissance Technologies
New York
|
-$741K |
ETON Hedge Fund Activity: Q1 2026 in Review
116 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Eton Pharmaceutcials (ETON) for Q1 2026, worth a combined $439M — up 58% from $277M a quarter earlier.
Buyers outnumbered sellers: 30 funds opened new ETON positions and 17 closed out — a net gain of 13 holders — while 36 added to existing stakes and 32 trimmed.
The largest buyer was Pillsbury Lake Capital, opening a new position worth an estimated $6.38M. The largest seller was Jefferies Financial Group, exiting entirely with an estimated $2M sold.
- 116 institutional investors held Eton Pharmaceutcials (ETON) as of Q1 2026, up from 104 in Q4 2025.
- Funds reported $439M of Eton Pharmaceutcials stock for Q1 2026, up 58% quarter-over-quarter.
- 30 funds opened new Eton Pharmaceutcials positions in Q1 2026 and 17 closed out, a net change of +13 holders.
- The largest Eton Pharmaceutcials buyer in Q1 2026 was Pillsbury Lake Capital, an estimated $6.38M added.
- The largest Eton Pharmaceutcials seller in Q1 2026 was Jefferies Financial Group, an estimated $2M sold.
Based on aggregated 13F filings for Q1 2026.