ETON

Eton Pharmaceuticals, Inc.

Latest Form 4:Sale$3.0MbyMAIER PAUL V (Director) · filed Aug 31, 2026

Eton Pharmaceuticals, Inc. (ETON) has 20 SEC Form 4 filings (50 transaction rows) in the rolling window, disclosed by 5 distinct insiders. Most recent filing: Aug 31, 2026.

The most active filer is Chief Business Officer Krempa David with 4 filings. Insiders have net sold $25.2M over the trailing 6 months.

  • Industry:Drug Manufacturers - Specialty & Generic
  • CEO:Sean E. Brynjelsen
  • Employees:44
  • HQ:Deer Park, IL, US
  • IPO:2018-11-14

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$25.2M

reported sales (SEC code S)

Unique Insiders

5

in the rolling window

Market Cap

$1.7B

latest known value

Source
Sale$3.0MAug 31SEC ↗
Sale$1.6MAug 24SEC ↗
Sale$562KAug 20SEC ↗
Sale$5.5MAug 20SEC ↗
Sale$1.1MJul 17SEC ↗
Sale$3.4MJul 7SEC ↗
Sale$380KJul 7SEC ↗
Sale$1.0MJul 7SEC ↗
Sale$1.6MJun 17SEC ↗
BRYNJELSEN SEANFirst filing
Sale$3.8MMay 29SEC ↗
Krempa DavidFirst filing
Sale$1.4MMay 27SEC ↗
Krempa DavidFirst filing
Sale$1.2MMay 27SEC ↗
Krempa DavidFirst filing
Sale$619KMay 27SEC ↗

Related companies

Eton Pharmaceuticals, Inc. is in the Healthcare sector.