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Eton Pharmaceutcials

103 hedge funds and large institutions have $398M invested in Eton Pharmaceutcials in 2025 Q3 according to their latest regulatory filings, with 27 funds opening new positions, 26 increasing their positions, 28 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

763% more call options, than puts

Call options by funds: $2.44M | Put options by funds: $282K

145% more first-time investments, than exits

New positions opened: 27 | Existing positions closed: 11

64% more capital invested

Capital invested by funds: $243M → $398M (+$155M)

18% more funds holding

Funds holding: 87103 (+16)

4.17% more ownership

Funds ownership: 63.66%67.83% (+4.2%)

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

7% less repeat investments, than reductions

Existing positions increased: 26 | Existing positions reduced: 28

Holders
103
Holders Change
+16
Holders Change %
+18.39%
% of All Funds
1.35%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.01%
New
27
Increased
26
Reduced
28
Closed
11
Calls
$2.44M
Puts
$282K
Net Calls
+$2.15M
Net Calls Change
-$2.22M
Name Holding Trade Value Shares
Change
Change in
Stake
OM
1
Opaleye Management
Massachusetts
$62.1M
EC
2
EcoR1 Capital
California
$44.1M
BlackRock
3
BlackRock
New York
$37M +$2.87M +172,650 +11%
Vanguard Group
4
Vanguard Group
Pennsylvania
$29.2M +$530K +31,942 +2%
NCM
5
Nantahala Capital Management
Connecticut
$25.6M
Morgan Stanley
6
Morgan Stanley
New York
$12.7M +$1.27M +76,478 +15%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$12.5M -$313K -18,835 -3%
NPT
8
National Philanthropic Trust
Pennsylvania
$10.7M
Royal Bank of Canada
9
Royal Bank of Canada
Ontario, Canada
$10.4M +$7.87M +474,128 +9,361%
WIM
10
Westside Investment Management
California
$10.3M -$4.15K -250 -0.1%
CC
11
Cannell Capital
Wyoming
$9.9M +$1.12M +67,230 +17%
State Street
12
State Street
Massachusetts
$9.53M +$1.91M +115,251 +36%
TSW
13
Thompson Siegel & Walmsley
Virginia
$9.1M +$619K +37,301 +10%
JP Morgan Chase
14
JP Morgan Chase
New York
$7.64M +$1.81M +108,837 +45%
Renaissance Technologies
15
Renaissance Technologies
New York
$7.05M -$1.35M -81,279 -20%
DSCM
16
Divisadero Street Capital Management
Florida
$6.48M -$3.31M -199,716 -40%
Two Sigma Investments
17
Two Sigma Investments
New York
$6.22M +$1.19M +71,869 +33%
Northern Trust
18
Northern Trust
Illinois
$5.32M -$285K -17,160 -7%
BNP Paribas Financial Markets
19
BNP Paribas Financial Markets
France
$4.99M +$2.36M +142,094 +162%
UBS Group
20
UBS Group
Switzerland
$4.79M +$131K +7,877 +4%
SCM
21
Soleus Capital Management
Connecticut
$4.35M -$1.41M -85,000 -30%
OAM
22
Oberweis Asset Management
Illinois
$4.18M +$3.19M +192,360 New
Goldman Sachs
23
Goldman Sachs
New York
$4.13M +$1.34M +80,785 +74%
LK
24
Lumbard & Kellner
New Hampshire
$3.83M +$2.93M +176,300 New
Two Sigma Advisers
25
Two Sigma Advisers
New York
$3.67M +$1.13M +68,000 +67%

ETON Hedge Fund Activity: Q3 2025 in Review

103 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Eton Pharmaceutcials (ETON) for Q3 2025, worth a combined $398M — up 64% from $243M a quarter earlier.

Buyers outnumbered sellers: 27 funds opened new ETON positions and 11 closed out — a net gain of 16 holders — while 26 added to existing stakes and 28 trimmed.

The largest buyer was Royal Bank of Canada, adding an estimated $7.87M. The largest seller was Acadian Asset Management, cutting an estimated $6.08M.

  • 103 institutional investors held Eton Pharmaceutcials (ETON) as of Q3 2025, up from 87 in Q2 2025.
  • Funds reported $398M of Eton Pharmaceutcials stock for Q3 2025, up 64% quarter-over-quarter.
  • 27 funds opened new Eton Pharmaceutcials positions in Q3 2025 and 11 closed out, a net change of +16 holders.
  • The largest Eton Pharmaceutcials buyer in Q3 2025 was Royal Bank of Canada, an estimated $7.87M added.
  • The largest Eton Pharmaceutcials seller in Q3 2025 was Acadian Asset Management, an estimated $6.08M sold.

Based on aggregated 13F filings for Q3 2025.