Company facts
- Industry
- Pharmaceutical Preparations
- Headquarters
- New York, New York
- Most recent report
- 10-Q, filed Nov 2, 2026
- Incorporated
- Delaware
- Filings on record
- 657 filings
- On EDGAR
- CIK 1395937
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 45
News 8 of 116
Prospectuses and Registrations 8 of 47
- S-8 Registration statement for an employee plan Feb 26, 2026
- S-8 Registration statement for an employee plan Mar 4, 2025
- S-3ASR Automatic shelf registration Feb 27, 2024
- S-8 Registration statement for an employee plan Feb 27, 2024
- 424B5 Prospectus supplement for an offering Dec 15, 2023
- 424B5 Prospectus supplement for an offering Dec 14, 2023
- 424B5 Prospectus supplement for an offering May 26, 2023
- S-8 Registration statement for an employee plan Feb 28, 2023
Proxies 8 of 20
- DEFA14A Extra proxy material Jun 4, 2026
- DEFA14A Extra proxy material Apr 30, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 30, 2026
- DEFA14A Extra proxy material Apr 1, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 1, 2025
- DEFA14A Extra proxy material Apr 2, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 2, 2024
- DEFA14A Extra proxy material Apr 18, 2023
Ownership 8 of 371
- 4 Insider reported a trade Oct 30, 2026
- 144 Notice of a proposed sale of restricted stock Oct 29, 2026
- SCHEDULE 13G Large holder reported a passive stake Aug 7, 2026
- 4 Insider reported a trade Jul 9, 2026
- 144 Notice of a proposed sale of restricted stock Jul 8, 2026
- 4 Insider reported a trade Jun 12, 2026
- 144 Notice of a proposed sale of restricted stock Jun 12, 2026
- 144 Notice of a proposed sale of restricted stock Jun 11, 2026
Other 8 of 58
- ARS Annual report sent to shareholders Apr 30, 2026
- ARS Annual report sent to shareholders Apr 1, 2025
- ARS Annual report sent to shareholders Apr 2, 2024
- UPLOAD Comment letter from SEC staff Dec 7, 2023
- CORRESP Reply to SEC staff Nov 28, 2023
- UPLOAD Comment letter from SEC staff Nov 13, 2023
- ARS Annual report sent to shareholders Apr 7, 2023
- RW Mar 24, 2021
Everything here comes from Syndax Pharmaceuticals Inc's own filings on SEC EDGAR. The filing list is rechecked every hour.