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 |
|---|---|---|---|
| 8-K |
Current report
Officer or director change
|
Oct 23, 2026 | Oct 23, 2026 |
| 8-K |
Current report
Other events
|
Oct 15, 2026 | Oct 15, 2026 |
| 8-K |
Current report
Material agreement, Other events
|
Aug 20, 2026 | Aug 19, 2026 |
| 424B5 | Prospectus supplement | Aug 20, 2026 | — |
| 424B5 | Prospectus supplement | Aug 19, 2026 | — |
| 10-Q | Quarterly report | Aug 13, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 13, 2026 | Aug 13, 2026 |
| EFFECT | Filing | Jul 13, 2026 | — |
| 424B3 | Prospectus | Jul 13, 2026 | — |
| S-3 | Shelf registration | Jul 2, 2026 | — |
| D | Filing | Jun 26, 2026 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Jun 11, 2026 | Jun 10, 2026 |
| 8-K |
Current report
Other events
|
Jun 5, 2026 | Jun 5, 2026 |
| S-8 | Employee stock plan registration | May 29, 2026 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 29, 2026 | May 27, 2026 |
| 8-K |
Current report
Officer or director change
|
May 15, 2026 | May 13, 2026 |
| 10-Q | Quarterly report | May 14, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 14, 2026 | May 14, 2026 |
| ARS | Annual report to shareholders | Apr 3, 2026 | Sep 30, 2025 |
| DEFA14A | Additional proxy material | Apr 3, 2026 | — |
| DEF 14A | Proxy statement | Apr 3, 2026 | May 27, 2026 |
| 8-K |
Current report
Other events
|
Feb 24, 2026 | Feb 24, 2026 |
| 10-Q | Quarterly report | Feb 13, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 13, 2026 | Feb 13, 2026 |
| 8-K |
Current report
Other events
|
Dec 12, 2025 | Dec 12, 2025 |
| 424B5 | Prospectus supplement | Dec 12, 2025 | — |
| 10-K | Annual report | Dec 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Dec 12, 2025 | Dec 12, 2025 |
| 8-K |
Current report
Other events
|
Oct 28, 2025 | Oct 28, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 30, 2025 | Sep 30, 2025 |
| EFFECT | Filing | Sep 9, 2025 | — |
| 8-K |
Current report
Other events
|
Sep 9, 2025 | Sep 9, 2025 |
| 424B5 | Prospectus supplement | Sep 9, 2025 | — |
| CORRESP | Letter to the SEC | Sep 5, 2025 | — |
| 10-Q | Quarterly report | Aug 8, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2025 | Aug 8, 2025 |
| UPLOAD | Letter from the SEC | Jul 30, 2025 | — |
| S-3 | Shelf registration | Jul 25, 2025 | — |
| S-8 | Employee stock plan registration | May 28, 2025 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 28, 2025 | May 28, 2025 |
| 10-Q | Quarterly report | May 14, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 14, 2025 | May 14, 2025 |
| ARS | Annual report to shareholders | Apr 4, 2025 | Sep 30, 2024 |
| DEFA14A | Additional proxy material | Apr 4, 2025 | — |
| DEF 14A | Proxy statement | Apr 4, 2025 | May 28, 2025 |
| 8-K |
Current report
Officer or director change, Other events
|
Apr 4, 2025 | Apr 3, 2025 |
| EFFECT | Filing | Mar 11, 2025 | — |
| 424B3 | Prospectus | Mar 11, 2025 | — |
| CORRESP | Letter to the SEC | Mar 7, 2025 | — |
| UPLOAD | Letter from the SEC | Mar 7, 2025 | — |
| UPLOAD | Letter from the SEC | Mar 4, 2025 | — |
| S-3 | Shelf registration | Mar 4, 2025 | — |
| CORRESP | Letter to the SEC | Feb 26, 2025 | — |
| UPLOAD | Letter from the SEC | Feb 20, 2025 | — |
| D | Filing | Feb 14, 2025 | — |
| 10-Q | Quarterly report | Feb 14, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 14, 2025 | Feb 14, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Change to shareholder rights, Officer or director change, Bylaw or fiscal year change, Other events
|
Feb 13, 2025 | Feb 12, 2025 |
| 10-K/A | Amended annual report | Dec 20, 2024 | Sep 30, 2024 |
| 10-K | Annual report | Dec 13, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Dec 13, 2024 | Dec 13, 2024 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Unregistered share sale, Change to shareholder rights, Bylaw or fiscal year change
|
Oct 31, 2024 | Oct 30, 2024 |
| 424B5 | Prospectus supplement | Oct 4, 2024 | — |
| 8-K |
Current report
Material agreement, Agreement ended
|
Oct 4, 2024 | Oct 3, 2024 |
| 10-Q | Quarterly report | Aug 9, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2024 | Aug 9, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 24, 2024 | Jun 24, 2024 |
| S-8 | Employee stock plan registration | May 31, 2024 | — |
| 8-K |
Current report
Officer or director change
|
May 30, 2024 | May 30, 2024 |
| 10-Q | Quarterly report | May 10, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 10, 2024 | May 10, 2024 |
| ARS | Annual report to shareholders | Apr 5, 2024 | Sep 30, 2023 |
| DEFA14A | Additional proxy material | Apr 5, 2024 | — |
| DEF 14A | Proxy statement | Apr 5, 2024 | Apr 3, 2024 |
| 10-Q | Quarterly report | Feb 9, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 9, 2024 | Feb 9, 2024 |
| 10-K | Annual report | Dec 15, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Dec 15, 2023 | Dec 15, 2023 |
| 8-K |
Current report
Other events
|
Oct 26, 2023 | Oct 25, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 23, 2023 | Oct 20, 2023 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure, Other events
|
Oct 12, 2023 | Oct 12, 2023 |
| 8-K |
Current report
Change to shareholder rights, Other events
|
Oct 11, 2023 | Oct 10, 2023 |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2023 | Aug 9, 2023 |
| 8-K |
Current report
Officer or director change
|
Jun 27, 2023 | Jun 26, 2023 |
| 8-K |
Current report
Listing notice
|
Jun 23, 2023 | Jun 22, 2023 |
| S-8 | Employee stock plan registration | May 24, 2023 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 24, 2023 | May 23, 2023 |
| 10-Q | Quarterly report | May 11, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 11, 2023 | May 11, 2023 |
| ARS | Annual report to shareholders | Apr 7, 2023 | Sep 20, 2022 |
| DEF 14A | Proxy statement | Mar 28, 2023 | Mar 13, 2023 |
| 8-K |
Current report
Material agreement
|
Mar 27, 2023 | Mar 27, 2023 |
| 424B5 | Prospectus supplement | Mar 27, 2023 | — |
| 10-K/A | Amended annual report | Mar 27, 2023 | Sep 30, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 13, 2023 | Mar 13, 2023 |
| 10-Q | Quarterly report | Feb 10, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 10, 2023 | Feb 10, 2023 |
| EFFECT | Filing | Dec 23, 2022 | — |
| 424B3 | Prospectus | Dec 23, 2022 | — |
| UPLOAD | Letter from the SEC | Dec 21, 2022 | — |
| CORRESP | Letter to the SEC | Dec 21, 2022 | — |
| S-3 | Shelf registration | Dec 16, 2022 | — |
| 10-K | Annual report | Dec 16, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Dec 16, 2022 | Dec 16, 2022 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Nov 3, 2022 | Nov 2, 2022 |
| EFFECT | Filing | Aug 12, 2022 | — |
| 10-Q | Quarterly report | Aug 12, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2022 | Aug 12, 2022 |
| CORRESP | Letter to the SEC | Aug 10, 2022 | — |
| UPLOAD | Letter from the SEC | Aug 9, 2022 | — |
| S-3 | Shelf registration | Aug 5, 2022 | — |
| 8-K |
Current report
Shareholder vote results
|
May 20, 2022 | May 18, 2022 |
| 10-Q | Quarterly report | May 13, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 13, 2022 | May 13, 2022 |
| EFFECT | Filing | Apr 19, 2022 | — |
| 424B4 | Prospectus | Apr 19, 2022 | — |
| UPLOAD | Letter from the SEC | Apr 15, 2022 | — |
| CORRESP | Letter to the SEC | Apr 15, 2022 | — |
| S-1 | Registration statement | Apr 11, 2022 | — |
| D | Filing | Apr 5, 2022 | — |
| DEF 14A | Proxy statement | Apr 1, 2022 | May 18, 2022 |
| 8-K |
Current report
Officer or director change
|
Mar 29, 2022 | Mar 28, 2022 |
| 424B5 | Prospectus supplement | Mar 23, 2022 | — |
| 8-K |
Current report
Material agreement, Agreement ended, Unregistered share sale
|
Mar 23, 2022 | Mar 21, 2022 |
| 424B5 | Prospectus supplement | Mar 4, 2022 | — |
| 8-K |
Current report
Officer or director change
|
Mar 4, 2022 | Feb 28, 2022 |
| 8-K |
Current report
Material agreement
|
Mar 4, 2022 | Mar 4, 2022 |
| 8-K |
Current report
Officer or director change
|
Mar 2, 2022 | Feb 28, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 14, 2022 | Feb 14, 2022 |
| 10-Q | Quarterly report | Feb 14, 2022 | Dec 31, 2021 |
| 424B5 | Prospectus supplement | Dec 28, 2021 | — |
| 10-K | Annual report | Dec 28, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Dec 28, 2021 | Dec 28, 2021 |
| 8-K |
Current report
Material agreement
|
Nov 22, 2021 | Nov 22, 2021 |
| 424B5 | Prospectus supplement | Nov 22, 2021 | — |
| 10-Q | Quarterly report | Aug 13, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 13, 2021 | Aug 13, 2021 |
| 10-Q | Quarterly report | May 14, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 14, 2021 | May 14, 2021 |
| S-8 | Employee stock plan registration | Apr 23, 2021 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Apr 23, 2021 | Apr 22, 2021 |
| 8-K |
Current report
Material agreement
|
Mar 22, 2021 | Mar 16, 2021 |
| DEF 14A | Proxy statement | Mar 3, 2021 | Apr 22, 2021 |
| 424B5 | Prospectus supplement | Feb 26, 2021 | — |
| 8-K/A |
Amended current report
Material agreement, Agreement ended
|
Feb 26, 2021 | Feb 25, 2021 |
| 8-K |
Current report
Material agreement, Agreement ended
|
Feb 26, 2021 | Feb 25, 2021 |
| FWP | Free writing prospectus | Feb 26, 2021 | — |
| 424B5 | Prospectus supplement | Feb 26, 2021 | — |
| FWP | Free writing prospectus | Feb 25, 2021 | — |
| 424B5 | Prospectus supplement | Feb 25, 2021 | — |
| 10-Q | Quarterly report | Feb 16, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 16, 2021 | Feb 16, 2021 |
| 8-K |
Current report
Material agreement, Other events
|
Feb 3, 2021 | Feb 2, 2021 |
| 10-K | Annual report | Dec 7, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Dec 7, 2020 | Dec 7, 2020 |
| 8-K |
Current report
Material agreement
|
Sep 28, 2020 | Sep 28, 2020 |
| 424B5 | Prospectus supplement | Sep 28, 2020 | — |
| 8-K |
Current report
Other events
|
Sep 28, 2020 | Sep 28, 2020 |
| 10-Q | Quarterly report | Aug 12, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2020 | Aug 12, 2020 |
| 10-Q | Quarterly report | May 15, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
May 15, 2020 | May 15, 2020 |
| 8-K |
Current report
Shareholder vote results
|
May 14, 2020 | May 13, 2020 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Apr 23, 2020 | Apr 17, 2020 |
| 8-K |
Current report
Other events
|
Mar 27, 2020 | Mar 27, 2020 |
| DEFA14A | Additional proxy material | Mar 24, 2020 | — |
| DEF 14A | Proxy statement | Mar 23, 2020 | May 13, 2020 |
| EFFECT | Filing | Mar 6, 2020 | — |
| CORRESP | Letter to the SEC | Mar 4, 2020 | — |
| UPLOAD | Letter from the SEC | Feb 27, 2020 | — |
| S-1 | Registration statement | Feb 25, 2020 | — |
| 8-K |
Current report
Results of operations
|
Feb 13, 2020 | Feb 13, 2020 |
| 10-Q | Quarterly report | Feb 13, 2020 | Dec 31, 2019 |
| S-8 | Employee stock plan registration | Jan 28, 2020 | — |
| 8-K |
Current report
Other events
|
Jan 9, 2020 | Jan 8, 2020 |
| 424B5 | Prospectus supplement | Jan 6, 2020 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Jan 6, 2020 | Jan 3, 2020 |
| 10-KT | Transition report | Dec 12, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Dec 12, 2019 | Dec 12, 2019 |
| DEF 14C | Information statement | Oct 25, 2019 | Oct 22, 2019 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Oct 25, 2019 | Oct 22, 2019 |
| EFFECT | Filing | Sep 12, 2019 | — |
| UPLOAD | Letter from the SEC | Sep 10, 2019 | — |
| CORRESP | Letter to the SEC | Sep 10, 2019 | — |
| S-3 | Shelf registration | Aug 30, 2019 | — |
| 8-K |
Current report
Other events
|
Aug 30, 2019 | Aug 30, 2019 |
| 10-Q | Quarterly report | Aug 14, 2019 | Jun 30, 2019 |
| 8-K/A | Amended current report | Aug 14, 2019 | Jun 7, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 14, 2019 | Aug 14, 2019 |
| 8-K/A |
Amended current report
Officer or director change
|
Jun 20, 2019 | Jun 7, 2019 |
| 8-K |
Current report
Acquisition or sale of assets, Unregistered share sale, Change to shareholder rights, Auditor change, Change in control, Officer or director change, Bylaw or fiscal year change
|
Jun 10, 2019 | Jun 7, 2019 |
| 8-K |
Current report
Shareholder vote results
|
May 30, 2019 | May 30, 2019 |
| 10-Q | Quarterly report | May 8, 2019 | Mar 31, 2019 |
| DEFA14A | Additional proxy material | May 8, 2019 | — |
| 8-K |
Current report
Results of operations
|
May 8, 2019 | May 8, 2019 |
| DEFM14A | Filing | Apr 18, 2019 | — |
| PREM14A | Filing | Mar 29, 2019 | Mar 29, 2019 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Change in control, Officer or director change
|
Mar 8, 2019 | Mar 7, 2019 |
| DEFA14A | Additional proxy material | Mar 8, 2019 | — |
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)
Other Pharmaceutical Preparations companies
- ELI LILLY & Co LLY
- Johnson & Johnson JNJ
- AbbVie Inc. ABBV
- Merck & Co., Inc. MRK
- Novartis AG NVS
- Astrazeneca PLC AZN
- Abbott Laboratories ABT
- Novo Nordisk A S NVO
Source: SEC EDGAR filings. This is company-reported data, not investment advice.