Onconetix, Inc. SEC filings ONCO
Onconetix, Inc. has 398 filings in SEC EDGAR's recent list, going back to Jul 15, 2019. Its latest annual report, Form ARS, was filed on Oct 16, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 13, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 6, 2026 (material agreement). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 5, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 27, 2026 | — |
| 4 | Insider transaction | Apr 22, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | Apr 21, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | Apr 16, 2026 | Apr 14, 2026 |
| 3 | Initial insider ownership | Apr 16, 2026 | Apr 14, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 19, 2026 |
| 3 | Initial insider ownership | Dec 12, 2025 | Dec 5, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 14, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 16, 2025 | — |
| 4 | Insider transaction | Mar 25, 2025 | Mar 23, 2025 |
| 3 | Initial insider ownership | Mar 7, 2025 | Feb 24, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 14, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 7, 2025 | — |
| 4 | Insider transaction | Jan 22, 2025 | Dec 20, 2024 |
| 4 | Insider transaction | Jan 22, 2025 | Dec 20, 2024 |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| 3/A | Filing | Nov 1, 2024 | Sep 24, 2024 |
| SC 13D | Ownership over 5% (active) | Oct 1, 2024 | — |
| SC 13D | Ownership over 5% (active) | Oct 1, 2024 | — |
| 4 | Insider transaction | Sep 30, 2024 | Sep 26, 2024 |
| 4 | Insider transaction | Sep 30, 2024 | Sep 26, 2024 |
| 4 | Insider transaction | Sep 30, 2024 | Sep 26, 2024 |
| 4 | Insider transaction | Sep 30, 2024 | Sep 26, 2024 |
| 4 | Insider transaction | Sep 30, 2024 | Sep 26, 2024 |
| SCHEDULE 13G | Ownership over 5% (passive) | Sep 27, 2024 | — |
| 3 | Initial insider ownership | Sep 26, 2024 | Sep 24, 2024 |
| SC 13D | Ownership over 5% (active) | Sep 26, 2024 | — |
| 4 | Insider transaction | Sep 26, 2024 | Sep 24, 2024 |
| 4 | Insider transaction | Sep 26, 2024 | Sep 24, 2024 |
| SC 13G | Ownership over 5% (passive) | Sep 26, 2024 | — |
| 3 | Initial insider ownership | Jun 20, 2024 | Jun 10, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jun 10, 2024 | — |
| 4 | Insider transaction | Feb 21, 2024 | Feb 16, 2024 |
| 3 | Initial insider ownership | Feb 16, 2024 | Feb 8, 2024 |
| 3 | Initial insider ownership | Feb 16, 2024 | Feb 6, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 26, 2024 | — |
| 3 | Initial insider ownership | Jan 3, 2024 | Dec 15, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 2, 2024 | — |
| 3 | Initial insider ownership | Dec 28, 2023 | Dec 15, 2023 |
| SC 13G | Ownership over 5% (passive) | Dec 28, 2023 | — |
| 3 | Initial insider ownership | Oct 10, 2023 | Oct 4, 2023 |
| 3 | Initial insider ownership | Oct 10, 2023 | Oct 4, 2023 |
| SC 13D | Ownership over 5% (active) | Jun 29, 2023 | — |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 11, 2023 | May 9, 2023 |
| SC 13D | Ownership over 5% (active) | Apr 13, 2023 | — |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Jan 31, 2023 | — |
| 4 | Insider transaction | Jan 30, 2023 | Jan 26, 2023 |
| 3 | Initial insider ownership | Jan 17, 2023 | Jan 13, 2023 |
| SC 13G | Ownership over 5% (passive) | Jan 4, 2023 | — |
| SC 13D | Ownership over 5% (active) | Nov 21, 2022 | — |
| 4 | Insider transaction | Nov 21, 2022 | Nov 17, 2022 |
| 4 | Insider transaction | Nov 9, 2022 | Nov 8, 2022 |
| 3 | Initial insider ownership | Nov 8, 2022 | Nov 4, 2022 |
| SC 13D | Ownership over 5% (active) | Aug 29, 2022 | — |
| 4 | Insider transaction | Aug 29, 2022 | Aug 25, 2022 |
| 4 | Insider transaction | Aug 24, 2022 | Aug 22, 2022 |
| 3 | Initial insider ownership | Aug 24, 2022 | Aug 22, 2022 |
| 4 | Insider transaction | Aug 23, 2022 | Aug 19, 2022 |
| 4 | Insider transaction | Aug 22, 2022 | Aug 18, 2022 |
| 4 | Insider transaction | Aug 22, 2022 | Aug 18, 2022 |
| 4 | Insider transaction | May 27, 2022 | May 4, 2022 |
| 4 | Insider transaction | May 27, 2022 | May 4, 2022 |
| 4 | Insider transaction | May 27, 2022 | May 4, 2022 |
| 4 | Insider transaction | May 27, 2022 | May 4, 2022 |
| 4 | Insider transaction | May 27, 2022 | May 4, 2022 |
| 4 | Insider transaction | May 27, 2022 | May 4, 2022 |
| 4 | Insider transaction | May 27, 2022 | May 4, 2022 |
| SC 13D | Ownership over 5% (active) | Mar 3, 2022 | — |
| SC 13D | Ownership over 5% (active) | Mar 3, 2022 | — |
| 4 | Insider transaction | Feb 24, 2022 | Feb 23, 2022 |
| 3 | Initial insider ownership | Feb 23, 2022 | Feb 23, 2022 |
| 3 | Initial insider ownership | Feb 17, 2022 | Feb 17, 2022 |
| 3 | Initial insider ownership | Feb 17, 2022 | Feb 17, 2022 |
| 3 | Initial insider ownership | Feb 17, 2022 | Feb 17, 2022 |
| 3 | Initial insider ownership | Feb 17, 2022 | Feb 17, 2022 |
| 3 | Initial insider ownership | Feb 17, 2022 | Feb 17, 2022 |
| 3 | Initial insider ownership | Feb 17, 2022 | Feb 17, 2022 |
| 3 | Initial insider ownership | Feb 17, 2022 | Feb 17, 2022 |
| 3 | Initial insider ownership | Feb 17, 2022 | Feb 17, 2022 |
Showing 95 filings. 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.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- ONCO (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Cincinnati, OH
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1782107
- Former names
- Blue Water Biotech, Inc. (until Dec 18, 2023); Blue Water Vaccines Inc. (until Apr 20, 2023)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.