ETON

Eton Pharmaceuticals INC

+$162.3M

Net Activity

Institutions Holding

116

Popularity Rank

#4148

Avg Weight

0.29%

Total Value

$436.8M

Ownership Trend

116 institutions currently hold ETON, with 62 net buyers and 50 net sellers this quarter.

Institutional Moves

Institutional Moves (Q1 2026)

Neutral

Based on recent trading activity

Net Selling Institutions

50

Net Buying Institutions

62

Key Holders

Key Holders

Top 5 by Value

OM
Opaleye Management Inc.
$70.6M
EC
EcoR1 Capital, LLC
$53.6M
BI
BlackRock, Inc.
$42.4M
NC
Nantahala Capital Management, LLC
$29.0M
VC
Vanguard Capital Management LLC
$24.5M

Top 5 by Conviction

OM
Opaleye Management Inc.
9.30%
CC
Cannell Capital LLC
5.45%
PL
Pillsbury Lake Capital LLC
4.07%
PC
Panoramic Capital, LLC
3.21%
EC
EcoR1 Capital, LLC
2.27%
View all 116 holding institutions

Quarterly Activity

Recent Activity

+$195.4M

Total Buy Value

$81.1M

Total Sell Value

New buy25
Trim33
Add37
Sold out17

62

Net Buyers

50

Net Sellers

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

4

Filings (90d)

$12.31M

Total Est. Value

352K shares

Planned Shares

Last Filed 2026-06-26
FilerFiling DateEst. Value
Gruber James R.2026-06-26$8.99M
Gruber James R.2026-06-25$875K
Gruber James R.2026-06-23$831K
Adams Jennifer McKie2026-06-17$1.62M

Form 144 is a planned sale notice, not an executed transaction. Form 144 Tracker。

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

No Form 8-K filings for this ticker

FAQ

Who are the top institutional investors holding ETON PHARMACEUTICALS INC (ETON)?
Major stakeholders currently include Opaleye Management Inc. ($70.6M), EcoR1 Capital, LLC ($53.6M), BlackRock, Inc. ($42.4M). Based on the latest 13F filings, there are a total of 116 tracked investment funds and institutions maintaining positions in ETON.
What is the overall institutional sentiment toward ETON recently?
Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $162.3M, driven by 62 managers accumulating shares while 50 reduced their exposure.
Which institutions have been selling or reducing their ETON positions?
In the latest period, 33 funds trimmed their holdings, and 17 managers completely exited their positions. The aggregate reported sell value was $81.1M.
Are there any notable investors adding ETON to their portfolios?
Yes, buying activity remains notable. 25 institutions opened new positions in {ticker}, and 37 existing holders added to their shares. The total reported buy value for the quarter amounted to $195.4M.

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