Company · CIK 1540159 # Edesa Biotech, Inc. | CIK | [1540159](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001540159) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2834 — Pharmaceutical Preparations | | Incorporated in | A1 | | Listed | EDSA (Nasdaq) | | First annual or quarterly report | 2013-01-15 | ## Offerings 12 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-288966 | Shelf Effective | 2025-07-25 | 2026-08-20 | 6 | | 333-297251 | Shelf Effective | 2026-07-02 | 2026-07-13 | 2 | | 333-285539 | Shelf Effective | 2025-03-04 | 2025-03-11 | 2 | | 333-266604 | Shelf Effective | 2022-08-05 | 2024-10-04 | 4 | | 333-268847 | Shelf Effective | 2022-12-16 | 2022-12-23 | 2 | | 333-264235 | Registered company Final prospectus | 2022-04-11 | 2022-04-19 | 3 | | 333-233567 | Shelf Effective | 2019-08-30 | 2022-03-23 | 11 | | 333-236608 | Registered company Effective | 2020-02-25 | 2020-03-06 | 2 | | 333-224314 | Registered company Final prospectus | 2018-04-17 | 2018-12-10 | 5 | | 333-225450 | Registered company Final prospectus | 2018-06-06 | 2018-12-10 | 4 | | 333-213654 | Shelf Effective | 2016-09-16 | 2016-09-28 | 2 | | 333-203595 | Shelf Effective | 2015-04-23 | 2016-06-30 | 3 | ## Filings 46 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2026-08-20 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000117184326005685/0001171843-26-005685-index.htm) Shelf takedown | 333-288966 | 0001171843-26-005685 | | 2026-08-19 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000117184326005653/0001171843-26-005653-index.htm) Shelf takedown | 333-288966 | 0001171843-26-005653 | | 2026-07-13 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999526002278/9999999995-26-002278-index.htm) Declared effective | 333-297251 | 9999999995-26-002278 | | 2026-07-02 | [S-3](https://www.sec.gov/Archives/edgar/data/1540159/000117184326004449/0001171843-26-004449-index.htm) Shelf registered | 333-297251 | 0001171843-26-004449 | | 2025-12-12 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000117184325007916/0001171843-25-007916-index.htm) Shelf takedown | 333-288966 | 0001171843-25-007916 | | 2025-09-09 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999525002894/9999999995-25-002894-index.htm) Declared effective | 333-288966 | 9999999995-25-002894 | | 2025-09-09 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000117184325005799/0001171843-25-005799-index.htm) Shelf takedown | 333-288966 | 0001171843-25-005799 | | 2025-07-25 | [S-3](https://www.sec.gov/Archives/edgar/data/1540159/000117184325004721/0001171843-25-004721-index.htm) Shelf registered | 333-288966 | 0001171843-25-004721 | | 2025-03-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999525000645/9999999995-25-000645-index.htm) Declared effective | 333-285539 | 9999999995-25-000645 | | 2025-03-04 | [S-3](https://www.sec.gov/Archives/edgar/data/1540159/000117184325001239/0001171843-25-001239-index.htm) Shelf registered | 333-285539 | 0001171843-25-001239 | | 2024-10-04 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000117184324005517/0001171843-24-005517-index.htm) Shelf takedown | 333-266604 | 0001171843-24-005517 | | 2023-03-27 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000110465923037161/0001104659-23-037161-index.htm) Shelf takedown | 333-266604 | 0001104659-23-037161 | | 2022-12-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999522003639/9999999995-22-003639-index.htm) Declared effective | 333-268847 | 9999999995-22-003639 | | 2022-12-16 | [S-3](https://www.sec.gov/Archives/edgar/data/1540159/000110465922127889/0001104659-22-127889-index.htm) Shelf registered | 333-268847 | 0001104659-22-127889 | | 2022-08-12 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999522002370/9999999995-22-002370-index.htm) Declared effective | 333-266604 | 9999999995-22-002370 | | 2022-08-05 | [S-3](https://www.sec.gov/Archives/edgar/data/1540159/000110465922086760/0001104659-22-086760-index.htm) Shelf registered | 333-266604 | 0001104659-22-086760 | | 2022-04-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999522001033/9999999995-22-001033-index.htm) Declared effective | 333-264235 | 9999999995-22-001033 | | 2022-04-19 | [424B4](https://www.sec.gov/Archives/edgar/data/1540159/000110465922047385/0001104659-22-047385-index.htm) Final prospectus | 333-264235 | 0001104659-22-047385 | | 2022-04-11 | [S-1](https://www.sec.gov/Archives/edgar/data/1540159/000110465922044675/0001104659-22-044675-index.htm) Registration filed | 333-264235 | 0001104659-22-044675 | | 2022-03-23 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000110465922037028/0001104659-22-037028-index.htm) Shelf takedown | 333-233567 | 0001104659-22-037028 | | 2022-03-04 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000110465922030661/0001104659-22-030661-index.htm) Shelf takedown | 333-233567 | 0001104659-22-030661 | | 2021-12-28 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000110465921153975/0001104659-21-153975-index.htm) Shelf takedown | 333-233567 | 0001104659-21-153975 | | 2021-11-22 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000110465921142501/0001104659-21-142501-index.htm) Shelf takedown | 333-233567 | 0001104659-21-142501 | | 2021-02-26 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000110465921029191/0001104659-21-029191-index.htm) Shelf takedown | 333-233567 | 0001104659-21-029191 | | 2021-02-26 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000110465921028489/0001104659-21-028489-index.htm) Shelf takedown | 333-233567 | 0001104659-21-028489 | | 2021-02-25 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000110465921028284/0001104659-21-028284-index.htm) Shelf takedown | 333-233567 | 0001104659-21-028284 | | 2020-09-28 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000165495420010535/0001654954-20-010535-index.htm) Shelf takedown | 333-233567 | 0001654954-20-010535 | | 2020-03-06 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999520000480/9999999995-20-000480-index.htm) Declared effective | 333-236608 | 9999999995-20-000480 | | 2020-02-25 | [S-1](https://www.sec.gov/Archives/edgar/data/1540159/000165495420001897/0001654954-20-001897-index.htm) Registration filed | 333-236608 | 0001654954-20-001897 | | 2020-01-06 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000165495420000147/0001654954-20-000147-index.htm) Shelf takedown | 333-233567 | 0001654954-20-000147 | | 2019-09-12 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999519002082/9999999995-19-002082-index.htm) Declared effective | 333-233567 | 9999999995-19-002082 | | 2019-08-30 | [S-3](https://www.sec.gov/Archives/edgar/data/1540159/000165495419010204/0001654954-19-010204-index.htm) Shelf registered | 333-233567 | 0001654954-19-010204 | | 2018-12-10 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999518003076/9999999995-18-003076-index.htm) Declared effective | 333-225450 | 9999999995-18-003076 | | 2018-12-10 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999518003075/9999999995-18-003075-index.htm) Declared effective | 333-224314 | 9999999995-18-003075 | | 2018-06-18 | [424B4](https://www.sec.gov/Archives/edgar/data/1540159/000114420418034464/0001144204-18-034464-index.htm) Final prospectus | 333-225450 | 0001144204-18-034464 | | 2018-06-15 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999518001522/9999999995-18-001522-index.htm) Declared effective | 333-225450 | 9999999995-18-001522 | | 2018-06-06 | [S-1](https://www.sec.gov/Archives/edgar/data/1540159/000114420418032928/0001144204-18-032928-index.htm) Registration filed | 333-225450 | 0001144204-18-032928 | | 2018-05-14 | [424B4](https://www.sec.gov/Archives/edgar/data/1540159/000114420418027761/0001144204-18-027761-index.htm) Final prospectus | 333-224314 | 0001144204-18-027761 | | 2018-05-10 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999518001217/9999999995-18-001217-index.htm) Declared effective | 333-224314 | 9999999995-18-001217 | | 2018-05-08 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1540159/000114420418025796/0001144204-18-025796-index.htm) Amendment | 333-224314 | 0001144204-18-025796 | | 2018-04-17 | [S-1](https://www.sec.gov/Archives/edgar/data/1540159/000114420418020988/0001144204-18-020988-index.htm) Registration filed | 333-224314 | 0001144204-18-020988 | | 2016-09-28 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999516005811/9999999995-16-005811-index.htm) Declared effective | 333-213654 | 9999999995-16-005811 | | 2016-09-16 | [S-3](https://www.sec.gov/Archives/edgar/data/1540159/000114420416124173/0001144204-16-124173-index.htm) Shelf registered | 333-213654 | 0001144204-16-124173 | | 2016-06-30 | [424B5](https://www.sec.gov/Archives/edgar/data/1540159/000114420416110918/0001144204-16-110918-index.htm) Shelf takedown | 333-203595 | 0001144204-16-110918 | | 2015-05-08 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1540159/999999999515001281/9999999995-15-001281-index.htm) Declared effective | 333-203595 | 9999999995-15-001281 | | 2015-04-23 | [S-3](https://www.sec.gov/Archives/edgar/data/1540159/000114420415024664/0001144204-15-024664-index.htm) Shelf registered | 333-203595 | 0001144204-15-024664 | [All filings of this company](https://equitycapital.markets/filings?cik=1540159) · [CSV](https://equitycapital.markets/filings.csv?cik=1540159) --- Source page: https://equitycapital.markets/company/1540159 · Data: U.S. SEC EDGAR · CC BY 4.0