Company · CIK 946486 # WINDTREE THERAPEUTICS INC /DE/ | CIK | [946486](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000946486) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2836 — Biological Products, (No Diagnostic Substances) | | Incorporated in | DE | | Business address | PA | | Listed | WINT (OTC) | | First annual or quarterly report | 1997-07-28 | ## Offerings 30 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-291056 | Registered company Dormant | 2025-10-24 | 2025-10-24 | 1 | | 333-287358 | Registered company Effective | 2025-05-16 | 2025-07-11 | 4 | | 333-284976 | Registered company Effective | 2025-02-14 | 2025-04-25 | 5 | | 333-261878 | Shelf Effective | 2021-12-23 | 2024-10-28 | 5 | | 333-281688 | Shelf Effective | 2024-08-21 | 2024-09-03 | 3 | | 333-281755 | Registered company Effective | 2024-08-23 | 2024-09-03 | 3 | | 333-279241 | Registered company Withdrawn | 2024-05-09 | 2024-07-25 | 2 | | 333-277073 | Shelf Effective | 2024-02-14 | 2024-04-19 | 2 | | 333-272095 | Shelf Effective | 2023-05-19 | 2023-05-30 | 2 | | 333-269775 | Registered company Final prospectus | 2023-02-14 | 2023-04-21 | 6 | | 333-248874 | Shelf Effective | 2020-09-17 | 2021-03-24 | 4 | | 333-236085 | Registered company Final prospectus | 2020-01-27 | 2020-05-21 | 6 | | 333-235977 | Registered company Effective | 2020-01-21 | 2020-01-29 | 2 | | 333-231128 | Registered company Effective | 2019-04-30 | 2019-05-15 | 2 | | 333-217161 | Registered company Effective | 2017-04-05 | 2017-04-14 | 2 | | 333-196420 | Shelf Effective | 2014-05-30 | 2015-07-21 | 4 | | 333-193490 | Shelf Effective | 2014-01-22 | 2014-02-12 | 2 | | 333-174786 | Shelf Effective | 2011-06-08 | 2013-10-31 | 10 | | 333-187934 | Shelf Effective | 2013-04-15 | 2013-06-20 | 2 | | 333-151654 | Shelf Effective | 2008-06-13 | 2011-02-17 | 11 | | 333-156237 | Shelf Effective | 2008-12-17 | 2009-02-06 | 2 | | 333-151536 | Shelf Effective | 2008-06-09 | 2008-06-18 | 2 | | 333-128929 | Shelf Effective | 2005-10-11 | 2007-12-07 | 4 | | 333-139173 | Shelf Effective | 2006-12-07 | 2006-12-21 | 2 | | 333-133786 | Shelf Dormant | 2006-05-04 | 2006-05-04 | 1 | | 333-121297 | Shelf Dormant | 2004-12-15 | 2004-12-15 | 1 | | 333-118595 | Shelf Dormant | 2004-08-26 | 2004-08-26 | 1 | | 333-111360 | Shelf Effective | 2003-12-19 | 2004-03-31 | 2 | | 333-107836 | Shelf Dormant | 2003-08-11 | 2003-08-11 | 1 | | 333-101666 | Shelf Dormant | 2002-12-05 | 2002-12-05 | 1 | ## Filings 96 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2025-10-24 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774925031723/0001437749-25-031723-index.htm) Registration filed | 333-291056 | 0001437749-25-031723 | | 2025-07-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999525002228/9999999995-25-002228-index.htm) Declared effective | 333-287358 | 9999999995-25-002228 | | 2025-07-10 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774925022494/0001437749-25-022494-index.htm) Amendment | 333-287358 | 0001437749-25-022494 | | 2025-07-07 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774925022268/0001437749-25-022268-index.htm) Amendment | 333-287358 | 0001437749-25-022268 | | 2025-05-16 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774925017415/0001437749-25-017415-index.htm) Registration filed | 333-287358 | 0001437749-25-017415 | | 2025-04-25 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999525001251/9999999995-25-001251-index.htm) Declared effective | 333-284976 | 9999999995-25-001251 | | 2025-04-25 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000143774925013133/0001437749-25-013133-index.htm) Shelf takedown | 333-284976 | 0001437749-25-013133 | | 2025-04-24 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774925012981/0001437749-25-012981-index.htm) Amendment | 333-284976 | 0001437749-25-012981 | | 2025-04-23 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774925012717/0001437749-25-012717-index.htm) Amendment | 333-284976 | 0001437749-25-012717 | | 2025-02-14 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774925004006/0001437749-25-004006-index.htm) Registration filed | 333-284976 | 0001437749-25-004006 | | 2024-10-28 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000143774924032315/0001437749-24-032315-index.htm) Shelf takedown | 333-261878 | 0001437749-24-032315 | | 2024-09-03 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999524002711/9999999995-24-002711-index.htm) Declared effective | 333-281755 | 9999999995-24-002711 | | 2024-09-03 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999524002708/9999999995-24-002708-index.htm) Declared effective | 333-281688 | 9999999995-24-002708 | | 2024-09-03 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000143774924028218/0001437749-24-028218-index.htm) Shelf takedown | 333-281688 | 0001437749-24-028218 | | 2024-09-03 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000143774924028217/0001437749-24-028217-index.htm) Shelf takedown | 333-281755 | 0001437749-24-028217 | | 2024-08-23 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774924027669/0001437749-24-027669-index.htm) Registration filed | 333-281755 | 0001437749-24-027669 | | 2024-08-21 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000143774924027502/0001437749-24-027502-index.htm) Shelf registered | 333-281688 | 0001437749-24-027502 | | 2024-07-25 | [RW](https://www.sec.gov/Archives/edgar/data/946486/000143774924023470/0001437749-24-023470-index.htm) Withdrawn | 333-279241 | 0001437749-24-023470 | | 2024-05-09 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774924015467/0001437749-24-015467-index.htm) Registration filed | 333-279241 | 0001437749-24-015467 | | 2024-04-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999524001045/9999999995-24-001045-index.htm) Declared effective | 333-277073 | 9999999995-24-001045 | | 2024-02-14 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000143774924004201/0001437749-24-004201-index.htm) Shelf registered | 333-277073 | 0001437749-24-004201 | | 2024-01-16 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000143774924001388/0001437749-24-001388-index.htm) Shelf takedown | 333-261878 | 0001437749-24-001388 | | 2023-11-09 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000143774923031257/0001437749-23-031257-index.htm) Shelf takedown | 333-261878 | 0001437749-23-031257 | | 2023-05-30 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999523001571/9999999995-23-001571-index.htm) Declared effective | 333-272095 | 9999999995-23-001571 | | 2023-05-19 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000143774923015321/0001437749-23-015321-index.htm) Shelf registered | 333-272095 | 0001437749-23-015321 | | 2023-04-21 | [424B4](https://www.sec.gov/Archives/edgar/data/946486/000143774923010764/0001437749-23-010764-index.htm) Final prospectus | 333-269775 | 0001437749-23-010764 | | 2023-04-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999523000981/9999999995-23-000981-index.htm) Declared effective | 333-269775 | 9999999995-23-000981 | | 2023-04-19 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774923010602/0001437749-23-010602-index.htm) Amendment | 333-269775 | 0001437749-23-010602 | | 2023-04-13 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774923010198/0001437749-23-010198-index.htm) Amendment | 333-269775 | 0001437749-23-010198 | | 2023-04-07 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774923009711/0001437749-23-009711-index.htm) Amendment | 333-269775 | 0001437749-23-009711 | | 2023-02-14 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774923003396/0001437749-23-003396-index.htm) Registration filed | 333-269775 | 0001437749-23-003396 | | 2022-01-03 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999522000040/9999999995-22-000040-index.htm) Declared effective | 333-261878 | 9999999995-22-000040 | | 2021-12-23 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000143774921029193/0001437749-21-029193-index.htm) Shelf registered | 333-261878 | 0001437749-21-029193 | | 2021-03-24 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000143774921007041/0001437749-21-007041-index.htm) Shelf takedown | 333-248874 | 0001437749-21-007041 | | 2021-03-22 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000143774921006763/0001437749-21-006763-index.htm) Shelf takedown | 333-248874 | 0001437749-21-006763 | | 2020-09-29 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999520002616/9999999995-20-002616-index.htm) Declared effective | 333-248874 | 9999999995-20-002616 | | 2020-09-17 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000143774920019842/0001437749-20-019842-index.htm) Shelf registered | 333-248874 | 0001437749-20-019842 | | 2020-05-21 | [424B4](https://www.sec.gov/Archives/edgar/data/946486/000143774920011490/0001437749-20-011490-index.htm) Final prospectus | 333-236085 | 0001437749-20-011490 | | 2020-05-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999520001197/9999999995-20-001197-index.htm) Declared effective | 333-236085 | 9999999995-20-001197 | | 2020-05-19 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774920011216/0001437749-20-011216-index.htm) Amendment | 333-236085 | 0001437749-20-011216 | | 2020-05-14 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774920010653/0001437749-20-010653-index.htm) Amendment | 333-236085 | 0001437749-20-010653 | | 2020-05-06 | [S-1/A](https://www.sec.gov/Archives/edgar/data/946486/000143774920009626/0001437749-20-009626-index.htm) Amendment | 333-236085 | 0001437749-20-009626 | | 2020-01-29 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999520000187/9999999995-20-000187-index.htm) Declared effective | 333-235977 | 9999999995-20-000187 | | 2020-01-27 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774920001187/0001437749-20-001187-index.htm) Registration filed | 333-236085 | 0001437749-20-001187 | | 2020-01-21 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774920000849/0001437749-20-000849-index.htm) Registration filed | 333-235977 | 0001437749-20-000849 | | 2019-05-15 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999519001128/9999999995-19-001128-index.htm) Declared effective | 333-231128 | 9999999995-19-001128 | | 2019-04-30 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774919008327/0001437749-19-008327-index.htm) Registration filed | 333-231128 | 0001437749-19-008327 | | 2017-04-14 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999517000843/9999999995-17-000843-index.htm) Declared effective | 333-217161 | 9999999995-17-000843 | | 2017-04-05 | [S-1](https://www.sec.gov/Archives/edgar/data/946486/000143774917006152/0001437749-17-006152-index.htm) Registration filed | 333-217161 | 0001437749-17-006152 | | 2015-07-21 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036115028098/0001140361-15-028098-index.htm) Shelf takedown | 333-196420 | 0001140361-15-028098 | | 2015-07-16 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036115027732/0001140361-15-027732-index.htm) Shelf takedown | 333-196420 | 0001140361-15-027732 | | 2014-06-13 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999514001774/9999999995-14-001774-index.htm) Declared effective | 333-196420 | 9999999995-14-001774 | | 2014-05-30 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114036114023790/0001140361-14-023790-index.htm) Shelf registered | 333-196420 | 0001140361-14-023790 | | 2014-02-12 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999514000430/9999999995-14-000430-index.htm) Declared effective | 333-193490 | 9999999995-14-000430 | | 2014-01-22 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114036114002892/0001140361-14-002892-index.htm) Shelf registered | 333-193490 | 0001140361-14-002892 | | 2013-10-31 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036113040122/0001140361-13-040122-index.htm) Shelf takedown | 333-174786 | 0001140361-13-040122 | | 2013-10-30 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036113039974/0001140361-13-039974-index.htm) Shelf takedown | 333-174786 | 0001140361-13-039974 | | 2013-06-20 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999513001862/9999999995-13-001862-index.htm) Declared effective | 333-187934 | 9999999995-13-001862 | | 2013-05-13 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036113020176/0001140361-13-020176-index.htm) Shelf takedown | 333-174786 | 0001140361-13-020176 | | 2013-05-09 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036113019756/0001140361-13-019756-index.htm) Shelf takedown | 333-174786 | 0001140361-13-019756 | | 2013-04-15 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114036113016490/0001140361-13-016490-index.htm) Shelf registered | 333-187934 | 0001140361-13-016490 | | 2013-02-13 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036113006468/0001140361-13-006468-index.htm) Shelf takedown | 333-174786 | 0001140361-13-006468 | | 2012-03-19 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036112016333/0001140361-12-016333-index.htm) Shelf takedown | 333-174786 | 0001140361-12-016333 | | 2012-03-15 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036112015898/0001140361-12-015898-index.htm) Shelf takedown | 333-174786 | 0001140361-12-015898 | | 2011-12-15 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114036111057548/0001140361-11-057548-index.htm) Shelf takedown | 333-174786 | 0001140361-11-057548 | | 2011-06-21 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999511001921/9999999995-11-001921-index.htm) Declared effective | 333-174786 | 9999999995-11-001921 | | 2011-06-08 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114036111032006/0001140361-11-032006-index.htm) Shelf registered | 333-174786 | 0001140361-11-032006 | | 2011-02-17 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420411009463/0001144204-11-009463-index.htm) Shelf takedown | 333-151654 | 0001144204-11-009463 | | 2011-02-15 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420411009083/0001144204-11-009083-index.htm) Shelf takedown | 333-151654 | 0001144204-11-009083 | | 2010-10-13 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420410053597/0001144204-10-053597-index.htm) Shelf takedown | 333-151654 | 0001144204-10-053597 | | 2010-06-18 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420410034044/0001144204-10-034044-index.htm) Shelf takedown | 333-151654 | 0001144204-10-034044 | | 2010-06-16 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420410033789/0001144204-10-033789-index.htm) Shelf takedown | 333-151654 | 0001144204-10-033789 | | 2010-04-28 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420410022533/0001144204-10-022533-index.htm) Shelf takedown | 333-151654 | 0001144204-10-022533 | | 2010-02-19 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420410008937/0001144204-10-008937-index.htm) Shelf takedown | 333-151654 | 0001144204-10-008937 | | 2010-02-17 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420410008685/0001144204-10-008685-index.htm) Shelf takedown | 333-151654 | 0001144204-10-008685 | | 2009-05-08 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420409025136/0001144204-09-025136-index.htm) Shelf takedown | 333-151654 | 0001144204-09-025136 | | 2009-02-06 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999509000316/9999999995-09-000316-index.htm) Declared effective | 333-156237 | 9999999995-09-000316 | | 2008-12-17 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114420408069871/0001144204-08-069871-index.htm) Shelf registered | 333-156237 | 0001144204-08-069871 | | 2008-06-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999508001951/9999999995-08-001951-index.htm) Declared effective | 333-151654 | 9999999995-08-001951 | | 2008-06-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999508001950/9999999995-08-001950-index.htm) Declared effective | 333-151536 | 9999999995-08-001950 | | 2008-06-13 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114420408035137/0001144204-08-035137-index.htm) Shelf registered | 333-151654 | 0001144204-08-035137 | | 2008-06-09 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114420408034302/0001144204-08-034302-index.htm) Shelf registered | 333-151536 | 0001144204-08-034302 | | 2007-12-07 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420407066350/0001144204-07-066350-index.htm) Shelf takedown | 333-128929 | 0001144204-07-066350 | | 2007-04-03 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420407017016/0001144204-07-017016-index.htm) Shelf takedown | 333-128929 | 0001144204-07-017016 | | 2006-12-21 | [EFFECT](https://www.sec.gov/Archives/edgar/data/946486/999999999506002843/9999999995-06-002843-index.htm) Declared effective | 333-139173 | 9999999995-06-002843 | | 2006-12-07 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114420406051681/0001144204-06-051681-index.htm) Shelf registered | 333-139173 | 0001144204-06-051681 | | 2006-05-04 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114420406018364/0001144204-06-018364-index.htm) Shelf registered | 333-133786 | 0001144204-06-018364 | | 2005-12-14 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420405039743/0001144204-05-039743-index.htm) Shelf takedown | 333-128929 | 0001144204-05-039743 | | 2005-10-28 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000114420405032989/0001144204-05-032989-index.htm) Shelf takedown | 333-122887 | 0001144204-05-032989 | | 2005-10-11 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114420405031391/0001144204-05-031391-index.htm) Shelf registered | 333-128929 | 0001144204-05-031391 | | 2004-12-15 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114420404021836/0001144204-04-021836-index.htm) Shelf registered | 333-121297 | 0001144204-04-021836 | | 2004-08-26 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000114420404013284/0001144204-04-013284-index.htm) Shelf registered | 333-118595 | 0001144204-04-013284 | | 2004-03-31 | [424B5](https://www.sec.gov/Archives/edgar/data/946486/000119312504054501/0001193125-04-054501-index.htm) Shelf takedown | 333-111360 | 0001193125-04-054501 | | 2003-12-19 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000119380503001187/0001193805-03-001187-index.htm) Shelf registered | 333-111360 | 0001193805-03-001187 | | 2003-08-11 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000116923203005019/0001169232-03-005019-index.htm) Shelf registered | 333-107836 | 0001169232-03-005019 | | 2002-12-05 | [S-3](https://www.sec.gov/Archives/edgar/data/946486/000116923202003409/0001169232-02-003409-index.htm) Shelf registered | 333-101666 | 0001169232-02-003409 | [All filings of this company](https://equitycapital.markets/filings?cik=946486) · [CSV](https://equitycapital.markets/filings.csv?cik=946486) --- Source page: https://equitycapital.markets/company/946486 · Data: U.S. SEC EDGAR · CC BY 4.0