Institutional shares held 15 Million
242K calls
11.8K puts
Total value of holdings $255M
$4.12M calls
$200K puts
Market Cap $450M
25,297,000 Shares Out.
Institutional ownership 59.1%
# of Institutions 86


Latest Institutional Activity in ETON

Top Purchases

Q2 2025
Divisadero Street Capital Management, LP Shares Held: 498K ($8.84M)
Q2 2025
Morgan Stanley Shares Held: 510K ($9.06M)
Q2 2025
Geode Capital Management, LLC Shares Held: 593K ($10.5M)
Q2 2025
Soleus Capital Management, L.P. Shares Held: 285K ($5.06M)
Q2 2025
Vanguard Group Inc Shares Held: 1.31M ($23.3M)

Top Sells

Q2 2025
Susquehanna International Group, LLP Shares Held: 30.6K ($544K)
Q2 2025
Cannell Capital LLC Shares Held: 388K ($6.9M)
Q2 2025
Stifel Financial Corp Shares Held: 108K ($1.92M)
Q2 2025
Mink Brook Asset Management LLC Shares Held: 15.1K ($269K)
Q2 2025
Prelude Capital Management, LLC Shares Held: 43.6K ($775K)

About ETON

Eton Pharmaceuticals, Inc., a specialty pharmaceutical company, focuses on developing and commercializing pharmaceutical products for rare diseases. The company offers Biorphen, a phenylephrine injection for the treatment of clinically important hypotension resulting primarily from vasodilation in the setting of anesthesia; Carglumic Acid for the treatment of acute and chronic hyperammonemia due to N-acetylglutamate Synthase deficiency; and Rezipres, a ready-to-use formulation of a molecule that is indicated for the treatment of clinically important hypotension occurring in the setting of anesthesia. It also offers Alkindi Sprinkle, a replacement therapy for adrenocortical insufficiency in children under 17 years of age; EPRONTIA, a liquid formulation of topiramate; and Alaway Preservative Free, a preservative-free ophthalmic product to treat allergic conjunctivitis. In addition, the company develops Zonisamide Oral Suspension for the treatment of partial on-set seizures; Lamotrigine for Oral Suspension for the treatment of partial on-set seizures; cysteine injection; dehydrated alcohol injection; and Zeneo hydrocortisone autoinjector. Eton Pharmaceuticals, Inc. was incorporated in 2017 and is based in Deer Park, Illinois.


Insider Transactions at ETON

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
290K Shares
From 2 Insiders
Open market or private purchase 188K shares
Exercise of conversion of derivative security 102K shares
Sell / Disposition
286K Shares
From 3 Insiders
Open market or private sale 286K shares

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