Company facts
- Industry
- Pharmaceutical Preparations
- Headquarters
- Boston, Massachusetts
- Most recent report
- 10-Q, filed Aug 6, 2026
- Incorporated
- Delaware
- Filings on record
- 1,001+ filings
- On EDGAR
- CIK 1446847
- Fiscal year ends
- December
- Filer status
- Accelerated filer, Smaller reporting company
Financials 8 of 49
News 8 of 141
Prospectuses and Registrations 8 of 15
- S-8 Registration statement for an employee plan Nov 9, 2023
- S-3ASR Automatic shelf registration Nov 9, 2023
- S-3ASR Automatic shelf registration Nov 6, 2020
- S-8 Registration statement for an employee plan May 31, 2019
- S-8 Registration statement for an employee plan May 31, 2019
- S-8 Registration statement for an employee plan Aug 6, 2018
- S-8 Registration statement for an employee plan Aug 6, 2018
- S-3ASR Automatic shelf registration Nov 2, 2017
Proxies 8 of 32
- DEFA14A Extra proxy material Apr 28, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 28, 2026
- DEFA14A Extra proxy material Apr 28, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 28, 2025
- DEFA14A Extra proxy material Apr 25, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 25, 2024
- DEFA14A Extra proxy material Apr 27, 2023
- DEF 14A Proxy statement for a shareholder vote Apr 27, 2023
Ownership 8 of 730
- 144 Notice of a proposed sale of restricted stock Sep 23, 2026
- 4 Insider reported a trade Sep 17, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 14, 2026
- SCHEDULE 13G Large holder reported a passive stake Aug 7, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Jul 28, 2026
- 4 Insider reported a trade Jul 22, 2026
- 3 Insider reported their initial holding Jul 22, 2026
- 4 Insider reported a trade Jul 9, 2026
Other 8 of 34
- ARS Annual report sent to shareholders Apr 28, 2026
- ARS Annual report sent to shareholders Apr 28, 2025
- NT 10-K Notice that an annual report will be late Mar 3, 2025
- ARS Annual report sent to shareholders Apr 25, 2024
- UPLOAD Comment letter from SEC staff Dec 6, 2023
- CORRESP Reply to SEC staff Nov 30, 2023
- UPLOAD Comment letter from SEC staff Nov 15, 2023
- SC TO-T/A Amended filing Jun 29, 2023
Everything here comes from Ironwood Pharmaceuticals Inc's own filings on SEC EDGAR. The filing list is rechecked every hour.