COSCIENS Biopharma Inc. — 20-F Filings
18 20-F filings on record
This page lists all 20-F filings submitted to the SEC by COSCIENS Biopharma Inc. (CSCIF), sorted by most recent first. Each row links to the full filing on EdgarLookup. COSCIENS Biopharma Inc. has filed 18 20-F documents with the SEC since 2000. To view all SEC filings by COSCIENS Biopharma Inc., see the full filings list.
All
20-F
20-F/A
25
40-F
40-F/A
424B3
424B4
424B5
6-K
6-K/A
8-A12B
8-A12B/A
CORRESP
CT ORDER
D
EFFECT
F-1
F-1/A
F-10
F-10/A
F-3
F-3/A
F-3MEF
F-X
F-X/A
FWP
POS AM
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SUPPL
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 20-F | 20-F | 0001493152-26-012703 | Mar 25, 2026 | Dec 31, 2025 |
| 20-F | — | 0001641172-25-003456 | Apr 9, 2025 | Dec 31, 2024 |
| 20-F | — | 0001493152-24-011401 | Mar 27, 2024 | Dec 31, 2023 |
| 20-F | — | 0001493152-23-008641 | Mar 23, 2023 | Dec 31, 2022 |
| 20-F | — | 0001493152-22-007933 | Mar 29, 2022 | Dec 31, 2021 |
| 20-F | — | 0001493152-20-005347 | Mar 31, 2020 | Dec 31, 2019 |
| 20-F | 20-F | 0001628280-19-003681 | Apr 1, 2019 | Dec 31, 2018 |
| 20-F | AEZS 20-F 4Q2017 | 0001628280-18-003635 | Mar 28, 2018 | Dec 31, 2017 |
| 20-F | 20-F | 0001113423-17-000010 | Mar 16, 2017 | Dec 31, 2016 |
| 20-F | 20-F | 0001113423-16-000039 | Mar 30, 2016 | Dec 31, 2015 |
| 20-F | 20-F | 0001113423-15-000004 | Mar 17, 2015 | — |
| 20-F | 20-F | 0001113423-14-000004 | Mar 21, 2014 | Dec 31, 2013 |
| 20-F | 20-F | 0001113423-13-000012 | Mar 22, 2013 | Dec 31, 2012 |
| 20-F | FORM 20-F | 0001193125-12-135225 | Mar 28, 2012 | Dec 31, 2011 |
| 20-F | FORM 20-F | 0001047469-11-002943 | Mar 31, 2011 | Dec 31, 2010 |
| 20-F | 20-F | 0001104659-10-017403 | Mar 30, 2010 | Dec 31, 2009 |
| 20-F | 20-F | 0001104659-09-021288 | Mar 30, 2009 | Mar 31, 2008 |
| 20-F | 20-F | 0001104659-08-020808 | Mar 28, 2008 | Dec 31, 2007 |