Eton Pharmaceuticals, Inc. (ETON)
Nasdaq: ETON · Pharmaceutical Preparations · Deer Park, IL · filing with the SEC since 2017
Grade5.7
◀ Past 5.1● Present 6.6▶ Future 5.1
Who runs Eton Pharmaceuticals, Inc.
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedChief executive, as filed
Brynjelsen Sean
President & CEO. First filing Nov 2018, latest Aug 20, 2026, 9 filings in all.
Officers reporting now
6
of 10 people with a filing in the last fifteen months
Directors reporting now
4
12 people on the record since 2018
Officerssales are open-market, Nov 12, 2025 to Nov 12, 2026
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Erdogan-Trinkaus Ipek | Chief Commercial Officer | Dec 2024 | Nov 12, 2026 | 2 · $200,000 |
| Krempa David | Chief Business Officer | Mar 2023 | Oct 6, 2026 | 7 · $5.1M |
| Brynjelsen Sean | President & CEO | Nov 2018 | Aug 20, 2026 | 6 · $9.9M |
| Radosavljevic Danka | Chief Operating Officer | Aug 2026 | Aug 12, 2026 | none |
| Matthews Judith M. | Chief Financial Officer | Jun 2026 | Aug 4, 2026 | none |
| Gruber James R. | Chief Financial Officer | Apr 2022 | Jan 14, 2026 | none |
Directorssales are open-market, Nov 12, 2025 to Nov 12, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Casamento Charles J | director | Nov 2018 | Nov 10, 2026 | 5 · $5.3M |
| Maier Paul V | director | Nov 2018 | Aug 31, 2026 | 6 · $5.9M |
| Adams Jennifer Mckie | director | Mar 2021 | Aug 4, 2026 | 1 · $1.6M |
| Riedel Norbert G | director | Nov 2018 | Aug 4, 2026 | none |
Owners of more than 10% of a classsales are open-market, Nov 12, 2025 to Nov 12, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Opaleye Management Inc. | 10% owner | Apr 2020 | Jul 17, 2026 | 9 · $6.9M |
Earlier names on the record3, newest filing first
A person is listed as reporting now after a filing in the last fifteen months. The record shows when someone last filed; it does not say why they stopped. Each name links to the filings on sec.gov.