Eton Pharmaceuticals, Inc. SEC filings ETON
Eton Pharmaceuticals, Inc. has 421 filings in SEC EDGAR's recent list, going back to Jun 28, 2017. Its latest annual report, Form 10-K, was filed on Mar 19, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2026 | Nov 5, 2026 |
| 8-K |
Current report
Other events
|
Nov 5, 2026 | Nov 5, 2026 |
| 8-K |
Current report
Other events
|
Nov 2, 2026 | Nov 2, 2026 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
Oct 14, 2026 | Oct 14, 2026 |
| 8-K |
Current report
Other events
|
Sep 28, 2026 | Sep 28, 2026 |
| 10-Q | Quarterly report | Aug 13, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 13, 2026 | Aug 13, 2026 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
Aug 5, 2026 | Jul 31, 2026 |
| 8-K |
Current report
Officer or director change
|
Aug 4, 2026 | Jul 31, 2026 |
| 8-K |
Current report
Other events
|
Jul 29, 2026 | Jul 29, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 9, 2026 | Jun 9, 2026 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
May 19, 2026 | May 18, 2026 |
| 10-Q | Quarterly report | May 14, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 14, 2026 | May 14, 2026 |
| 8-K |
Current report
Other events
|
May 1, 2026 | May 1, 2026 |
| 8-K |
Current report
Other events
|
Apr 27, 2026 | Apr 27, 2026 |
| DEF 14A | Proxy statement | Apr 24, 2026 | Jun 9, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 16, 2026 | Apr 16, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 15, 2026 | Apr 9, 2026 |
| 10-K | Annual report | Mar 19, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 19, 2026 | Mar 19, 2026 |
| S-8 | Employee stock plan registration | Mar 6, 2026 | — |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
Mar 2, 2026 | Feb 27, 2026 |
| 8-K |
Current report
Other events
|
Feb 25, 2026 | Feb 25, 2026 |
| 8-K |
Current report
Other events
|
Feb 2, 2026 | Feb 2, 2026 |
| UPLOAD | Letter from the SEC | Jan 27, 2026 | — |
| CORRESP | Letter to the SEC | Jan 14, 2026 | — |
| UPLOAD | Letter from the SEC | Dec 19, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 4, 2025 | Dec 4, 2025 |
| S-8 | Employee stock plan registration | Nov 19, 2025 | — |
| 8-K/A |
Amended current report
Acquisition or sale of assets
|
Nov 18, 2025 | Dec 19, 2024 |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2025 | Nov 6, 2025 |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2025 | Aug 7, 2025 |
| 8-K |
Current report
Other events
|
Jul 8, 2025 | Jul 8, 2025 |
| 8-K |
Current report
Other events
|
Jun 27, 2025 | Jun 27, 2025 |
| 8-K |
Current report
Auditor change
|
Jun 20, 2025 | Jun 13, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2025 | Jun 10, 2025 |
| 8-K |
Current report
Other events
|
May 28, 2025 | May 28, 2025 |
| 10-Q | Quarterly report | May 13, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 13, 2025 | May 13, 2025 |
| 8-K/A |
Amended current report
Acquisition or sale of assets, Other events
|
May 2, 2025 | Dec 19, 2024 |
| 8-K |
Current report
Other events
|
Apr 28, 2025 | Apr 28, 2025 |
| DEF 14A | Proxy statement | Apr 25, 2025 | Jun 10, 2025 |
| 8-K |
Current report
Other events
|
Apr 1, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 18, 2025 | Mar 18, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 18, 2025 | Mar 18, 2025 |
| 10-K | Annual report | Mar 18, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Other events
|
Mar 14, 2025 | Mar 14, 2025 |
| 8-K/A |
Amended current report
Acquisition or sale of assets, Other events
|
Mar 7, 2025 | Dec 19, 2024 |
| 8-K |
Current report
Other events
|
Mar 3, 2025 | Mar 3, 2025 |
| 8-K |
Current report
Other events
|
Feb 7, 2025 | Feb 7, 2025 |
| 8-K |
Current report
Other events
|
Feb 6, 2025 | Feb 6, 2025 |
| 8-K |
Current report
Acquisition or sale of assets
|
Jan 3, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Acquisition or sale of assets
|
Dec 20, 2024 | Dec 19, 2024 |
| 8-K |
Current report
Other events
|
Dec 17, 2024 | Dec 17, 2024 |
| 8-K |
Current report
Material agreement
|
Dec 12, 2024 | Dec 10, 2024 |
| 424B5 | Prospectus supplement | Dec 12, 2024 | — |
| 8-K |
Current report
Other events
|
Dec 3, 2024 | Dec 3, 2024 |
| 8-K |
Current report
Material agreement
|
Nov 25, 2024 | Nov 22, 2024 |
| 10-Q | Quarterly report | Nov 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| 8-K |
Current report
Other events
|
Nov 7, 2024 | Nov 5, 2024 |
| 8-K |
Current report
Material agreement
|
Oct 3, 2024 | Oct 2, 2024 |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Aug 2, 2024 | Jun 11, 2024 |
| 8-K |
Current report
Other events
|
Jul 15, 2024 | Jul 15, 2024 |
| 8-K |
Current report
Auditor change
|
Jun 21, 2024 | Jun 14, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 11, 2024 | Jun 11, 2024 |
| 10-Q | Quarterly report | May 9, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 9, 2024 | May 9, 2024 |
| 8-K |
Current report
Other events
|
Apr 30, 2024 | Apr 30, 2024 |
| DEF 14A | Proxy statement | Apr 26, 2024 | Jun 11, 2024 |
| 8-K |
Current report
Unregistered share sale
|
Apr 18, 2024 | Apr 15, 2024 |
| S-8 | Employee stock plan registration | Mar 26, 2024 | — |
| 10-K/A | Amended annual report | Mar 22, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Other events
|
Mar 22, 2024 | Mar 22, 2024 |
| 10-K | Annual report | Mar 14, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 14, 2024 | Mar 14, 2024 |
| 8-K |
Current report
Other events
|
Feb 21, 2024 | Feb 21, 2024 |
| 8-K |
Current report
Other events
|
Feb 2, 2024 | Feb 2, 2024 |
| 10-Q | Quarterly report | Nov 9, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2023 | Nov 9, 2023 |
| 8-K |
Current report
Other events
|
Oct 4, 2023 | Oct 4, 2023 |
| 10-Q | Quarterly report | Aug 10, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2023 | Aug 10, 2023 |
| 8-K |
Current report
Agreement ended
|
Jul 5, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Other events
|
Jun 28, 2023 | Jun 28, 2023 |
| 8-K |
Current report
Material agreement
|
Jun 15, 2023 | Jun 9, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 13, 2023 | Jun 13, 2023 |
| 10-Q | Quarterly report | May 11, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 11, 2023 | May 11, 2023 |
| 8-K |
Current report
Other events
|
May 10, 2023 | May 10, 2023 |
| EFFECT | Filing | May 2, 2023 | — |
| CORRESP | Letter to the SEC | May 1, 2023 | — |
| DEF 14A | Proxy statement | Apr 27, 2023 | Apr 27, 2023 |
| UPLOAD | Letter from the SEC | Apr 12, 2023 | — |
| S-3 | Shelf registration | Apr 7, 2023 | — |
| S-8 | Employee stock plan registration | Mar 21, 2023 | — |
| 10-K | Annual report | Mar 16, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2023 | Mar 16, 2023 |
| 8-K |
Current report
Other events
|
Mar 15, 2023 | Mar 15, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 13, 2023 | Mar 13, 2023 |
| 8-K |
Current report
Officer or director change
|
Mar 1, 2023 | Mar 1, 2023 |
| 8-K |
Current report
Other events
|
Jan 11, 2023 | Jan 11, 2023 |
| 8-K |
Current report
Other events
|
Dec 28, 2022 | Dec 28, 2022 |
| 10-Q | Quarterly report | Nov 10, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 10, 2022 | Nov 10, 2022 |
| 8-K |
Current report
Other events
|
Sep 13, 2022 | Sep 13, 2022 |
| 8-K |
Current report
Other events
|
Aug 15, 2022 | Aug 10, 2022 |
| 10-Q | Quarterly report | Aug 11, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2022 | Aug 11, 2022 |
| 8-K |
Current report
Other events
|
Jul 18, 2022 | Jul 18, 2022 |
| 8-K |
Current report
Other events
|
Jun 24, 2022 | Jun 24, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jun 14, 2022 | Jun 14, 2022 |
| 8-K |
Current report
Other events
|
May 27, 2022 | May 27, 2022 |
| 10-Q | Quarterly report | May 12, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 12, 2022 | May 12, 2022 |
| DEF 14A | Proxy statement | Apr 28, 2022 | Apr 28, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 11, 2022 | Apr 11, 2022 |
| 8-K |
Current report
Other events
|
Apr 11, 2022 | Apr 11, 2022 |
| 8-K |
Current report
Material agreement
|
Apr 8, 2022 | Apr 5, 2022 |
| 10-K | Annual report | Mar 16, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2022 | Mar 16, 2022 |
| 8-K |
Current report
Other events
|
Mar 14, 2022 | Mar 14, 2022 |
| 8-K |
Current report
Other events
|
Dec 21, 2021 | Dec 21, 2021 |
| 8-K |
Current report
Other events
|
Dec 20, 2021 | Dec 20, 2021 |
| 8-K |
Current report
Other events
|
Dec 14, 2021 | Dec 14, 2021 |
| 10-Q | Quarterly report | Nov 16, 2021 | Sep 30, 2021 |
| NT 10-Q | Filing | Nov 16, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 15, 2021 | Nov 15, 2021 |
| 8-K |
Current report
Other events
|
Nov 15, 2021 | Nov 15, 2021 |
| 8-K |
Current report
Other events
|
Nov 8, 2021 | Nov 8, 2021 |
| 8-K |
Current report
Other events
|
Oct 28, 2021 | Oct 28, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 16, 2021 | Aug 16, 2021 |
| 10-Q | Quarterly report | Aug 16, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Other events
|
Aug 6, 2021 | Aug 6, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Jun 22, 2021 | Jun 22, 2021 |
| 8-K |
Current report
Other events
|
Jun 15, 2021 | Jun 15, 2021 |
| 8-K |
Current report
Other events
|
Jun 15, 2021 | Jun 15, 2021 |
| 8-K |
Current report
Other events
|
May 28, 2021 | May 28, 2021 |
| 8-K |
Current report
Other events
|
May 28, 2021 | May 28, 2021 |
| 10-Q | Quarterly report | May 13, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 13, 2021 | May 13, 2021 |
| DEF 14A | Proxy statement | Apr 26, 2021 | Apr 26, 2021 |
| 8-K |
Current report
Other events
|
Apr 13, 2021 | Apr 12, 2021 |
| 424B3 | Prospectus | Apr 9, 2021 | — |
| 8-K |
Current report
Other events
|
Apr 8, 2021 | Apr 8, 2021 |
| 424B3 | Prospectus | Apr 7, 2021 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Mar 17, 2021 | Mar 17, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2021 | Mar 16, 2021 |
| 10-K | Annual report | Mar 16, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Other events
|
Feb 24, 2021 | Feb 23, 2021 |
| 8-K |
Current report
Other events
|
Feb 8, 2021 | Feb 8, 2021 |
| 8-K |
Current report
Other events
|
Jan 14, 2021 | Jan 14, 2021 |
| 8-K |
Current report
Other events
|
Dec 17, 2020 | Dec 17, 2020 |
| 8-K |
Current report
Other events
|
Nov 24, 2020 | Nov 24, 2020 |
| 10-Q | Quarterly report | Nov 12, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Other events
|
Oct 16, 2020 | Oct 16, 2020 |
| 424B5 | Prospectus supplement | Oct 15, 2020 | — |
| 8-K |
Current report
Other events
|
Oct 15, 2020 | Oct 15, 2020 |
| 8-K |
Current report
Material agreement, Other events
|
Oct 14, 2020 | Oct 13, 2020 |
| 424B5 | Prospectus supplement | Oct 13, 2020 | — |
| 8-K |
Current report
Other events
|
Oct 8, 2020 | Oct 8, 2020 |
| 8-K |
Current report
Other events
|
Oct 6, 2020 | Oct 6, 2020 |
| 8-K |
Current report
Other events
|
Sep 30, 2020 | Sep 29, 2020 |
| 8-K |
Current report
Other events
|
Sep 25, 2020 | Sep 25, 2020 |
| 8-K |
Current report
Other events
|
Sep 16, 2020 | Sep 16, 2020 |
| 8-K |
Current report
Other events
|
Aug 31, 2020 | Aug 31, 2020 |
| EFFECT | Filing | Aug 25, 2020 | — |
| CORRESP | Letter to the SEC | Aug 24, 2020 | — |
| 10-Q | Quarterly report | Aug 12, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2020 | Aug 12, 2020 |
| 8-K |
Current report
Other events
|
Aug 11, 2020 | Aug 11, 2020 |
| UPLOAD | Letter from the SEC | Aug 4, 2020 | — |
| 8-K |
Current report
Other events
|
Jul 31, 2020 | Jul 31, 2020 |
| S-3 | Shelf registration | Jul 31, 2020 | — |
| 8-K |
Current report
Other events
|
Jul 30, 2020 | Jul 30, 2020 |
| 8-K |
Current report
Other events
|
Jul 27, 2020 | Jul 27, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2020 | Jun 9, 2020 |
| UPLOAD | Letter from the SEC | May 27, 2020 | — |
| 10-K/A | Amended annual report | May 21, 2020 | Dec 31, 2019 |
| CORRESP | Letter to the SEC | May 15, 2020 | — |
| 10-Q | Quarterly report | May 14, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
May 14, 2020 | May 14, 2020 |
| 8-K |
Current report
Other events
|
May 7, 2020 | May 7, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
May 6, 2020 | May 4, 2020 |
| UPLOAD | Letter from the SEC | May 5, 2020 | — |
| 8-K |
Current report
Other events
|
May 4, 2020 | May 4, 2020 |
| DEFA14A | Additional proxy material | Apr 22, 2020 | — |
| DEF 14A | Proxy statement | Apr 22, 2020 | Apr 22, 2020 |
| D | Filing | Apr 8, 2020 | — |
| 424B5 | Prospectus supplement | Mar 30, 2020 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Mar 30, 2020 | Mar 26, 2020 |
| 8-K |
Current report
Other events
|
Mar 18, 2020 | Mar 17, 2020 |
| 8-K |
Current report
Other events
|
Mar 17, 2020 | Mar 17, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 6, 2020 | Mar 5, 2020 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- ETON (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Deer Park, IL
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1710340
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.