Edesa Biotech, Inc. SEC filings EDSA
Edesa Biotech, Inc. has 751 filings in SEC EDGAR's recent list, going back to Feb 3, 2012. Its latest annual report, Form ARS, was filed on Apr 3, 2026 for the period ended Sep 30, 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 Oct 23, 2026 (officer or director change). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Nov 5, 2026 | Nov 4, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 4, 2026 | — |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 5, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Sep 1, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 26, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 25, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 25, 2026 | — |
| 4 | Insider transaction | Aug 4, 2026 | Aug 3, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 2, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jun 18, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jun 16, 2026 | — |
| 4 | Insider transaction | Jun 16, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| 4 | Insider transaction | May 1, 2026 | May 1, 2026 |
| 4 | Insider transaction | Apr 10, 2026 | Apr 1, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 16, 2026 | — |
| 4 | Insider transaction | Mar 11, 2026 | Feb 26, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 5, 2026 |
| 4 | Insider transaction | Mar 5, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 4, 2026 | Mar 3, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Mar 2, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 3, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 2, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 2, 2026 | — |
| 4 | Insider transaction | Mar 2, 2026 | Feb 26, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Feb 19, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 4 | Insider transaction | Feb 2, 2026 | Feb 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 5, 2026 |
| 4 | Insider transaction | Dec 2, 2025 | Dec 1, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Oct 3, 2025 | Oct 2, 2025 |
| 4 | Insider transaction | Sep 12, 2025 | Sep 11, 2025 |
| 4 | Insider transaction | Aug 4, 2025 | Aug 1, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 2, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2025 | — |
| 4 | Insider transaction | May 6, 2025 | May 2, 2025 |
| 3 | Initial insider ownership | May 2, 2025 | May 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Mar 3, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 25, 2025 | — |
| 3 | Initial insider ownership | Feb 18, 2025 | Feb 12, 2025 |
| SCHEDULE 13D | Ownership over 5% (active) | Feb 18, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 18, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 14, 2025 | — |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| 4 | Insider transaction | Feb 4, 2025 | Feb 3, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 6, 2025 |
| 4 | Insider transaction | Dec 3, 2024 | Dec 2, 2024 |
| 4 | Insider transaction | Nov 12, 2024 | Nov 12, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Nov 1, 2024 | — |
| 4 | Insider transaction | Nov 1, 2024 | Oct 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Oct 2, 2024 |
| 4 | Insider transaction | Sep 3, 2024 | Sep 3, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Jul 3, 2024 | Jul 2, 2024 |
| 4 | Insider transaction | Jun 4, 2024 | Jun 3, 2024 |
| SC 13G | Ownership over 5% (passive) | Jun 3, 2024 | — |
| 4 | Insider transaction | May 1, 2024 | May 1, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 25, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Feb 2, 2024 | Feb 1, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 29, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jan 16, 2024 | — |
| 4 | Insider transaction | Jan 12, 2024 | Jan 8, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Aug 21, 2023 | — |
| 4 | Insider transaction | Aug 4, 2023 | Aug 4, 2023 |
| 4 | Insider transaction | Aug 4, 2023 | Aug 4, 2023 |
| 4 | Insider transaction | Aug 4, 2023 | Aug 4, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4/A | Form 4a | Jul 24, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 3 | Initial insider ownership | Jul 17, 2023 | Jul 15, 2023 |
| 3 | Initial insider ownership | May 24, 2023 | May 23, 2023 |
| 3 | Initial insider ownership | May 24, 2023 | May 23, 2023 |
| 3 | Initial insider ownership | May 24, 2023 | May 23, 2023 |
| SC 13D/A | Amended ownership over 5% (active) | Jan 13, 2023 | — |
| 4 | Insider transaction | Jan 11, 2023 | Jan 9, 2023 |
| SC 13G | Ownership over 5% (passive) | Jan 6, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 8, 2022 | — |
| 4 | Insider transaction | Nov 4, 2022 | Nov 2, 2022 |
| 4 | Insider transaction | Nov 4, 2022 | Nov 2, 2022 |
| 4 | Insider transaction | Nov 4, 2022 | Nov 2, 2022 |
| 4 | Insider transaction | Jul 5, 2022 | Jun 30, 2022 |
| 4 | Insider transaction | Jun 30, 2022 | Jun 29, 2022 |
| 4 | Insider transaction | Jun 21, 2022 | Jun 16, 2022 |
| 4 | Insider transaction | May 31, 2022 | May 27, 2022 |
| 4 | Insider transaction | May 26, 2022 | May 25, 2022 |
| 4 | Insider transaction | May 25, 2022 | May 24, 2022 |
| 4 | Insider transaction | Apr 1, 2022 | Mar 31, 2022 |
| 4 | Insider transaction | Mar 31, 2022 | Mar 30, 2022 |
| 4 | Insider transaction | Mar 30, 2022 | Mar 28, 2022 |
| 3 | Initial insider ownership | Mar 30, 2022 | Mar 28, 2022 |
| 4 | Insider transaction | Mar 30, 2022 | Mar 29, 2022 |
| 4 | Insider transaction | Mar 21, 2022 | Mar 18, 2022 |
| 4 | Insider transaction | Mar 18, 2022 | Mar 17, 2022 |
| 4 | Insider transaction | Mar 16, 2022 | Mar 15, 2022 |
| 4 | Insider transaction | Mar 15, 2022 | Mar 14, 2022 |
| 4 | Insider transaction | Mar 14, 2022 | Mar 11, 2022 |
| 4 | Insider transaction | Mar 11, 2022 | Mar 10, 2022 |
| 4 | Insider transaction | Mar 10, 2022 | Mar 9, 2022 |
| 4 | Insider transaction | Mar 9, 2022 | Mar 8, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Feb 28, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Feb 28, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Feb 28, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Feb 28, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Feb 28, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Feb 28, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Feb 28, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Feb 28, 2022 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Apr 26, 2021 | Apr 22, 2021 |
| 4 | Insider transaction | Mar 29, 2021 | Mar 29, 2021 |
| 4 | Insider transaction | Mar 26, 2021 | Mar 25, 2021 |
| 4 | Insider transaction | Mar 26, 2021 | Mar 25, 2021 |
| 4 | Insider transaction | Mar 25, 2021 | Mar 24, 2021 |
| 4 | Insider transaction | Mar 25, 2021 | Mar 24, 2021 |
| 4 | Insider transaction | Feb 18, 2021 | Feb 18, 2021 |
| 4 | Insider transaction | Nov 10, 2020 | Nov 6, 2020 |
| 4 | Insider transaction | Nov 9, 2020 | Nov 9, 2020 |
| 4 | Insider transaction | Nov 9, 2020 | Nov 6, 2020 |
| 4 | Insider transaction | Nov 9, 2020 | Nov 6, 2020 |
| 4 | Insider transaction | Nov 6, 2020 | Nov 5, 2020 |
| 4 | Insider transaction | Nov 6, 2020 | Nov 5, 2020 |
| 4 | Insider transaction | Nov 3, 2020 | Oct 6, 2020 |
| 4 | Insider transaction | Nov 3, 2020 | Nov 2, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Oct 14, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Sep 18, 2020 | Sep 17, 2020 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 18, 2020 | — |
| 4 | Insider transaction | May 29, 2020 | May 27, 2020 |
| 4 | Insider transaction | May 28, 2020 | May 26, 2020 |
| 4 | Insider transaction | Mar 19, 2020 | Mar 17, 2020 |
| 4 | Insider transaction | Feb 14, 2020 | Feb 12, 2020 |
| 4 | Insider transaction | Feb 14, 2020 | Feb 12, 2020 |
| 4 | Insider transaction | Feb 14, 2020 | Feb 12, 2020 |
| 4 | Insider transaction | Feb 14, 2020 | Feb 12, 2020 |
| 4 | Insider transaction | Feb 14, 2020 | Feb 12, 2020 |
| 4 | Insider transaction | Feb 14, 2020 | Feb 12, 2020 |
| 4 | Insider transaction | Feb 14, 2020 | Feb 12, 2020 |
| 4 | Insider transaction | Feb 14, 2020 | Feb 12, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 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.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- EDSA (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- British Columbia, Canada
- Headquarters
- Toronto
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1540159
- Former names
- Stellar Biotechnologies, Inc. (until May 30, 2019)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.