COSCIENS Biopharma Inc. SEC filings CSCIF
COSCIENS Biopharma Inc. has 917 filings in SEC EDGAR's recent list, going back to Oct 24, 2000. Its latest annual report, Form 20-F, was filed on Mar 25, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Jul 6, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 POS | Filing | Mar 13, 2026 | — |
| S-8 POS | Filing | Mar 13, 2026 | — |
| S-8 POS | Filing | Mar 13, 2026 | — |
| POS AM | Filing | Mar 13, 2026 | — |
| POS AM | Filing | Mar 13, 2026 | — |
| S-8 POS | Filing | Mar 13, 2026 | — |
| POS AM | Filing | Mar 13, 2026 | — |
| POS AM | Filing | Mar 13, 2026 | — |
| POS AM | Filing | Mar 13, 2026 | — |
| 424B3 | Prospectus | Jun 11, 2024 | — |
| 424B3 | Prospectus | Jun 11, 2024 | — |
| 424B3 | Prospectus | Jun 11, 2024 | — |
| 424B3 | Prospectus | Jun 11, 2024 | — |
| S-8 | Employee stock plan registration | May 31, 2024 | — |
| POS AM | Filing | May 31, 2024 | — |
| POS AM | Filing | May 31, 2024 | — |
| POS AM | Filing | May 31, 2024 | — |
| FWP | Free writing prospectus | May 17, 2024 | — |
| FWP | Free writing prospectus | May 16, 2024 | — |
| FWP | Free writing prospectus | May 16, 2024 | — |
| F-1/A | Filing | May 14, 2024 | — |
| F-1/A | Filing | Apr 30, 2024 | — |
| F-1 | Registration statement (foreign issuer) | Feb 15, 2024 | — |
| POS AM | Filing | May 5, 2023 | — |
| POS AM | Filing | May 5, 2023 | — |
| POS AM | Filing | May 5, 2023 | — |
| POS AM | Filing | May 13, 2022 | — |
| POS AM | Filing | May 13, 2022 | — |
| POS AM | Filing | May 13, 2022 | — |
| F-3/A | Filing | Apr 5, 2021 | — |
| POS AM | Filing | Apr 1, 2021 | — |
| POS AM | Filing | Apr 1, 2021 | — |
| POS AM | Filing | Apr 1, 2021 | — |
| F-3 | Shelf registration (foreign issuer) | Mar 25, 2021 | — |
| POS AM | Filing | Mar 25, 2021 | — |
| POS AM | Filing | Mar 25, 2021 | — |
| POS AM | Filing | Mar 25, 2021 | — |
| 424B5 | Prospectus supplement | Feb 18, 2021 | — |
| FWP | Free writing prospectus | Feb 17, 2021 | — |
| FWP | Free writing prospectus | Feb 17, 2021 | — |
| F-3MEF | Filing | Feb 16, 2021 | — |
| FWP | Free writing prospectus | Feb 16, 2021 | — |
| 424B5 | Prospectus supplement | Feb 16, 2021 | — |
| 424B3 | Prospectus | Nov 13, 2020 | — |
| 424B3 | Prospectus | Nov 13, 2020 | — |
| 424B3 | Prospectus | Oct 21, 2020 | — |
| 424B3 | Prospectus | Oct 21, 2020 | — |
| 424B3 | Prospectus | Sep 11, 2020 | — |
| F-1 | Registration statement (foreign issuer) | Sep 2, 2020 | — |
| 424B5 | Prospectus supplement | Aug 5, 2020 | — |
| 424B4 | Prospectus | Jul 6, 2020 | — |
| F-1/A | Filing | Jun 30, 2020 | — |
| F-1 | Registration statement (foreign issuer) | Jun 18, 2020 | — |
| 424B3 | Prospectus | Jun 16, 2020 | — |
| F-1 | Registration statement (foreign issuer) | Jun 8, 2020 | — |
| 424B5 | Prospectus supplement | Feb 21, 2020 | — |
| 424B5 | Prospectus supplement | Sep 20, 2019 | — |
| F-3/A | Filing | Aug 13, 2019 | — |
| F-3/A | Filing | Aug 2, 2019 | — |
| F-3 | Shelf registration (foreign issuer) | Aug 1, 2019 | — |
| S-8 | Employee stock plan registration | May 8, 2018 | — |
| 424B5 | Prospectus supplement | Apr 28, 2017 | — |
| F-3/A | Filing | Apr 24, 2017 | — |
| F-3/A | Filing | Apr 14, 2017 | — |
| 424B5 | Prospectus supplement | Mar 29, 2017 | — |
| F-3 | Shelf registration (foreign issuer) | Mar 21, 2017 | — |
| F-X/A | Filing | May 12, 2016 | — |
| 424B5 | Prospectus supplement | Apr 1, 2016 | — |
| S-8 | Employee stock plan registration | Apr 1, 2016 | — |
| F-10/A | Filing | Jan 12, 2016 | — |
| F-X | Filing | Dec 30, 2015 | — |
| F-10 | Filing | Dec 30, 2015 | — |
| S-8 | Employee stock plan registration | Dec 10, 2014 | — |
| F-X/A | Form f-x/a | Nov 12, 2014 | — |
| 424B5 | Prospectus supplement | May 9, 2014 | — |
| F-3 | Shelf registration (foreign issuer) | Mar 14, 2014 | — |
| F-10/A | Filing | Mar 14, 2014 | — |
| F-X | Form f-x | Feb 21, 2014 | — |
| F-10 | Filing | Feb 21, 2014 | — |
| F-10/A | Form f-10/a | Jun 8, 2012 | — |
| F-X | Form f-x | May 25, 2012 | — |
| F-10 | Form f-10 | May 25, 2012 | — |
| F-X/A | Form f-x/a | Jan 23, 2012 | — |
| 424B5 | Prospectus supplement | Feb 23, 2011 | — |
| F-10/A | Filing | Jul 15, 2010 | — |
| F-X | Filing | Jul 1, 2010 | — |
| F-10 | Filing | Jul 1, 2010 | — |
| 424B5 | Prospectus supplement | Jun 16, 2010 | — |
| 424B5 | Prospectus supplement | Apr 16, 2010 | — |
| F-3/A | Filing | Mar 12, 2010 | — |
| F-3 | Shelf registration (foreign issuer) | Feb 23, 2010 | — |
| F-10/A | Form f-10/a1 | Sep 27, 2007 | — |
| F-X | Form f-x | Sep 19, 2007 | — |
| F-10 | Form f-10 | Sep 19, 2007 | — |
Showing 94 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
- Perfumes, Cosmetics & Other Toilet Preparations (SIC 2844)
- Listed as
- CSCIF (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- Ontario, Canada
- Headquarters
- Toronto, Ontario, Canada
- SEC filer status
- Non-accelerated filer
- SEC CIK
- 1113423
- Former names
- Aeterna Zentaris Inc. (until Aug 7, 2024); AETERNA LABORATORIES INC (until May 25, 2004)
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All 22 Perfumes, Cosmetics & Other Toilet Preparations companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.