Company facts
- Headquarters
- Warrington, Pennsylvania
- Most recent report
- 8-K, filed Jul 22, 2026
- Incorporated
- Delaware
- Filings on record
- 1,004+ filings
- On EDGAR
- CIK 946486
- Fiscal year ends
- December
- Filer status
- Non-accelerated filer Smaller reporting company
Financials 8 of 73
News 8 of 287
- 8-K Significant contract Jul 22, 2026
- 8-K Leadership change Jan 7, 2026
- 8-K Current report on a material event Dec 2, 2025
- 8-K Current report on a material event Oct 16, 2025
- 8-K Significant contract Oct 6, 2025
- 8-K Leadership change Sep 8, 2025
- 8-K Shareholder vote results Sep 2, 2025
- 8-K Current report on a material event Aug 20, 2025
Prospectuses and Registrations 8 of 85
- 424B3 Prospectus supplement for an offering Nov 21, 2025
- 424B3 Prospectus supplement for an offering Nov 13, 2025
- S-1 Registration statement for an offering Oct 24, 2025
- S-1/A Registration statement for an offering, amended Jul 10, 2025
- S-1/A Registration statement for an offering, amended Jul 7, 2025
- S-1 Registration statement for an offering May 16, 2025
- 424B5 Prospectus supplement for an offering Apr 25, 2025
- S-1/A Registration statement for an offering, amended Apr 24, 2025
Proxies 8 of 36
- DEF 14A Proxy statement for a shareholder vote Aug 8, 2025
- PRE 14A Preliminary proxy statement Jul 30, 2025
- DEF 14A Proxy statement for a shareholder vote Jan 8, 2025
- PRE 14A Preliminary proxy statement Dec 30, 2024
- DEF 14A Proxy statement for a shareholder vote Sep 3, 2024
- PRE 14A Preliminary proxy statement Aug 21, 2024
- DEF 14A Proxy statement for a shareholder vote Mar 12, 2024
- PRE 14A Preliminary proxy statement Feb 12, 2024
Ownership 8 of 385
- 3 Insider reported their initial holding Aug 5, 2025
- SCHEDULE 13G/A Large holder reported a passive stake, amended Feb 14, 2025
- 3 Insider reported their initial holding Jan 14, 2025
- SC 13G/A Large holder reported a passive stake, amended Nov 14, 2024
- SC 13G Large holder reported a passive stake Nov 14, 2024
- SC 13G/A Large holder reported a passive stake, amended Nov 14, 2024
- 4 Insider reported a trade Oct 9, 2024
- 3 Insider reported their initial holding Aug 14, 2024
Other 8 of 138
- NT 10-K Notice that an annual report will be late Apr 1, 2026
- NT 10-Q Notice that a quarterly report will be late Nov 14, 2025
- NT 10-Q Notice that a quarterly report will be late Aug 14, 2025
- ARS Annual report sent to shareholders Aug 11, 2025
- EFFECT Notice that a registration became effective Jul 11, 2025
- CORRESP Reply to SEC staff Jul 10, 2025
- UPLOAD Comment letter from SEC staff May 21, 2025
- EFFECT Notice that a registration became effective Apr 25, 2025
Everything here comes from Windtree Therapeutics Inc's own filings on SEC EDGAR. The filing list is rechecked every hour.