Company · CIK 1113423 # COSCIENS Biopharma Inc. | CIK | [1113423](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001113423) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2844 — Perfumes, Cosmetics & Other Toilet Preparations | | Incorporated in | A6 | | Business address | Ontario, Canada | | Listed | CSCIF (OTC) | | First annual or quarterly report | 2002-05-28 | ## Offerings 9 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-239019 | Registered company Effective | 2020-06-08 | 2026-03-18 | 8 | | 333-239264 | Registered company Final prospectus | 2020-06-18 | 2026-03-18 | 10 | | 333-248561 | Registered company Effective | 2020-09-02 | 2026-03-18 | 8 | | 333-254680 | Shelf Effective | 2021-03-25 | 2026-03-18 | 3 | | 333-277115 | Registered company Effective | 2024-02-15 | 2026-03-18 | 5 | | 333-232935 | Shelf Effective | 2019-08-01 | 2021-02-18 | 7 | | 333-216853 | Shelf Effective | 2017-03-21 | 2017-04-28 | 3 | | 333-194547 | Shelf Effective | 2014-03-14 | 2017-03-29 | 5 | | 333-165037 | Shelf Effective | 2010-02-23 | 2011-02-23 | 5 | ## Filings 59 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2026-03-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999526000852/9999999995-26-000852-index.htm) Declared effective | 333-277115 | 9999999995-26-000852 | | 2026-03-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999526000847/9999999995-26-000847-index.htm) Declared effective | 333-254680 | 9999999995-26-000847 | | 2026-03-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999526000845/9999999995-26-000845-index.htm) Declared effective | 333-248561 | 9999999995-26-000845 | | 2026-03-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999526000844/9999999995-26-000844-index.htm) Declared effective | 333-239264 | 9999999995-26-000844 | | 2026-03-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999526000843/9999999995-26-000843-index.htm) Declared effective | 333-239019 | 9999999995-26-000843 | | 2024-06-04 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999524001726/9999999995-24-001726-index.htm) Declared effective | 333-248561 | 9999999995-24-001726 | | 2024-06-04 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999524001725/9999999995-24-001725-index.htm) Declared effective | 333-239264 | 9999999995-24-001725 | | 2024-06-04 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999524001724/9999999995-24-001724-index.htm) Declared effective | 333-239019 | 9999999995-24-001724 | | 2024-05-16 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999524001546/9999999995-24-001546-index.htm) Declared effective | 333-277115 | 9999999995-24-001546 | | 2024-05-14 | [F-1/A](https://www.sec.gov/Archives/edgar/data/1113423/000149315224018990/0001493152-24-018990-index.htm) Amendment | 333-277115 | 0001493152-24-018990 | | 2024-04-30 | [F-1/A](https://www.sec.gov/Archives/edgar/data/1113423/000149315224017087/0001493152-24-017087-index.htm) Amendment | 333-277115 | 0001493152-24-017087 | | 2024-02-15 | [F-1](https://www.sec.gov/Archives/edgar/data/1113423/000149315224006882/0001493152-24-006882-index.htm) Registration filed | 333-277115 | 0001493152-24-006882 | | 2023-05-10 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999523001360/9999999995-23-001360-index.htm) Declared effective | 333-248561 | 9999999995-23-001360 | | 2023-05-10 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999523001359/9999999995-23-001359-index.htm) Declared effective | 333-239264 | 9999999995-23-001359 | | 2023-05-10 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999523001358/9999999995-23-001358-index.htm) Declared effective | 333-239019 | 9999999995-23-001358 | | 2022-05-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999522001526/9999999995-22-001526-index.htm) Declared effective | 333-248561 | 9999999995-22-001526 | | 2022-05-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999522001525/9999999995-22-001525-index.htm) Declared effective | 333-239264 | 9999999995-22-001525 | | 2022-05-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999522001524/9999999995-22-001524-index.htm) Declared effective | 333-239019 | 9999999995-22-001524 | | 2021-04-07 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999521001314/9999999995-21-001314-index.htm) Declared effective | 333-248561 | 9999999995-21-001314 | | 2021-04-07 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999521001313/9999999995-21-001313-index.htm) Declared effective | 333-239264 | 9999999995-21-001313 | | 2021-04-07 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999521001312/9999999995-21-001312-index.htm) Declared effective | 333-239019 | 9999999995-21-001312 | | 2021-04-06 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999521001304/9999999995-21-001304-index.htm) Declared effective | 333-254680 | 9999999995-21-001304 | | 2021-03-30 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999521001197/9999999995-21-001197-index.htm) Declared effective | 333-248561 | 9999999995-21-001197 | | 2021-03-30 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999521001195/9999999995-21-001195-index.htm) Declared effective | 333-239264 | 9999999995-21-001195 | | 2021-03-30 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999521001194/9999999995-21-001194-index.htm) Declared effective | 333-239019 | 9999999995-21-001194 | | 2021-03-25 | [F-3](https://www.sec.gov/Archives/edgar/data/1113423/000149315221006753/0001493152-21-006753-index.htm) Shelf registered | 333-254680 | 0001493152-21-006753 | | 2021-02-18 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000149315221004208/0001493152-21-004208-index.htm) Shelf takedown | 333-232935 | 0001493152-21-004208 | | 2021-02-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000149315221004014/0001493152-21-004014-index.htm) Shelf takedown | 333-232935 | 0001493152-21-004014 | | 2020-09-14 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999520002444/9999999995-20-002444-index.htm) Declared effective | 333-248561 | 9999999995-20-002444 | | 2020-09-02 | [F-1](https://www.sec.gov/Archives/edgar/data/1113423/000149315220017167/0001493152-20-017167-index.htm) Registration filed | 333-248561 | 0001493152-20-017167 | | 2020-08-05 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000149315220014685/0001493152-20-014685-index.htm) Shelf takedown | 333-232935 | 0001493152-20-014685 | | 2020-07-06 | [424B4](https://www.sec.gov/Archives/edgar/data/1113423/000149315220012599/0001493152-20-012599-index.htm) Final prospectus | 333-239264 | 0001493152-20-012599 | | 2020-07-01 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999520001617/9999999995-20-001617-index.htm) Declared effective | 333-239264 | 9999999995-20-001617 | | 2020-06-30 | [F-1/A](https://www.sec.gov/Archives/edgar/data/1113423/000149315220012272/0001493152-20-012272-index.htm) Amendment | 333-239264 | 0001493152-20-012272 | | 2020-06-18 | [F-1](https://www.sec.gov/Archives/edgar/data/1113423/000149315220011392/0001493152-20-011392-index.htm) Registration filed | 333-239264 | 0001493152-20-011392 | | 2020-06-16 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999520001452/9999999995-20-001452-index.htm) Declared effective | 333-239019 | 9999999995-20-001452 | | 2020-06-08 | [F-1](https://www.sec.gov/Archives/edgar/data/1113423/000149315220010765/0001493152-20-010765-index.htm) Registration filed | 333-239019 | 0001493152-20-010765 | | 2020-02-21 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000149315220002802/0001493152-20-002802-index.htm) Shelf takedown | 333-232935 | 0001493152-20-002802 | | 2019-09-20 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000104746919005367/0001047469-19-005367-index.htm) Shelf takedown | 333-232935 | 0001047469-19-005367 | | 2019-08-15 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999519001893/9999999995-19-001893-index.htm) Declared effective | 333-232935 | 9999999995-19-001893 | | 2019-08-01 | [F-3](https://www.sec.gov/Archives/edgar/data/1113423/000110465919043239/0001104659-19-043239-index.htm) Shelf registered | 333-232935 | 0001104659-19-043239 | | 2017-04-28 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000104746917003010/0001047469-17-003010-index.htm) Shelf takedown | 333-216853 | 0001047469-17-003010 | | 2017-04-27 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999517000998/9999999995-17-000998-index.htm) Declared effective | 333-216853 | 9999999995-17-000998 | | 2017-03-29 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000104746917002097/0001047469-17-002097-index.htm) Shelf takedown | 333-194547 | 0001047469-17-002097 | | 2017-03-21 | [F-3](https://www.sec.gov/Archives/edgar/data/1113423/000104746917001845/0001047469-17-001845-index.htm) Shelf registered | 333-216853 | 0001047469-17-001845 | | 2016-04-01 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000104746916011865/0001047469-16-011865-index.htm) Shelf takedown | 333-194547 | 0001047469-16-011865 | | 2016-01-13 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999516003520/9999999995-16-003520-index.htm) Declared effective | 333-208789 | 9999999995-16-003520 | | 2014-05-09 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000119312514192538/0001193125-14-192538-index.htm) Shelf takedown | 333-194547 | 0001193125-14-192538 | | 2014-03-28 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999514000812/9999999995-14-000812-index.htm) Declared effective | 333-194547 | 9999999995-14-000812 | | 2014-03-17 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999514000687/9999999995-14-000687-index.htm) Declared effective | 333-194080 | 9999999995-14-000687 | | 2014-03-14 | [F-3](https://www.sec.gov/Archives/edgar/data/1113423/000119312514098134/0001193125-14-098134-index.htm) Shelf registered | 333-194547 | 0001193125-14-098134 | | 2012-06-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999512001792/9999999995-12-001792-index.htm) Declared effective | 333-181714 | 9999999995-12-001792 | | 2011-02-23 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000095012311016625/0000950123-11-016625-index.htm) Shelf takedown | 333-165037 | 0000950123-11-016625 | | 2010-07-21 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999510002223/9999999995-10-002223-index.htm) Declared effective | 333-167915 | 9999999995-10-002223 | | 2010-06-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000095012310058638/0000950123-10-058638-index.htm) Shelf takedown | 333-165037 | 0000950123-10-058638 | | 2010-04-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1113423/000095012310035443/0000950123-10-035443-index.htm) Shelf takedown | 333-165037 | 0000950123-10-035443 | | 2010-03-16 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999510000744/9999999995-10-000744-index.htm) Declared effective | 333-165037 | 9999999995-10-000744 | | 2010-02-23 | [F-3](https://www.sec.gov/Archives/edgar/data/1113423/000095012310015828/0000950123-10-015828-index.htm) Shelf registered | 333-165037 | 0000950123-10-015828 | | 2007-10-01 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1113423/999999999507003888/9999999995-07-003888-index.htm) Declared effective | 333-146164 | 9999999995-07-003888 | [All filings of this company](https://equitycapital.markets/filings?cik=1113423) · [CSV](https://equitycapital.markets/filings.csv?cik=1113423) --- Source page: https://equitycapital.markets/company/1113423 · Data: U.S. SEC EDGAR · CC BY 4.0