Syndax Pharmaceuticals Inc SEC filings SNDX
Syndax Pharmaceuticals Inc has 657 filings in SEC EDGAR's recent list, going back to Apr 6, 2007. Its latest annual report, Form ARS, was filed on Apr 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 2, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (results of operations, officer or director change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | Jun 4, 2026 | — |
| DEFA14A | Additional proxy material | Apr 30, 2026 | — |
| DEF 14A | Proxy statement | Apr 30, 2026 | Apr 30, 2026 |
| DEFA14A | Additional proxy material | Apr 1, 2025 | — |
| DEF 14A | Proxy statement | Apr 1, 2025 | Apr 1, 2025 |
| DEFA14A | Additional proxy material | Apr 2, 2024 | — |
| DEF 14A | Proxy statement | Apr 2, 2024 | Mar 27, 2024 |
| DEFA14A | Additional proxy material | Apr 18, 2023 | — |
| DEFA14A | Additional proxy material | Apr 7, 2023 | — |
| DEF 14A | Proxy statement | Apr 7, 2023 | — |
| PRE 14A | Preliminary proxy statement | Mar 28, 2023 | — |
| DEFA14A | Additional proxy material | Mar 30, 2022 | — |
| DEF 14A | Proxy statement | Mar 29, 2022 | May 11, 2022 |
| DEF 14A | Proxy statement | Apr 1, 2021 | May 13, 2021 |
| DEF 14A | Proxy statement | Apr 29, 2020 | Jun 9, 2020 |
| DEF 14A | Proxy statement | Apr 30, 2019 | Jun 10, 2019 |
| DEFA14A | Additional proxy material | Apr 10, 2018 | — |
| DEF 14A | Proxy statement | Apr 10, 2018 | May 23, 2018 |
| DEFA14A | Additional proxy material | Apr 7, 2017 | — |
| DEF 14A | Proxy statement | Apr 7, 2017 | May 17, 2017 |
Showing 20 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- SNDX (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- New York, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1395937
Other Pharmaceutical Preparations companies
- ELI LILLY & Co LLY
- Johnson & Johnson JNJ
- AbbVie Inc. ABBV
- Merck & Co., Inc. MRK
- Novartis AG NVS
- Astrazeneca PLC AZN
- Abbott Laboratories ABT
- Novo Nordisk A S NVO
Source: SEC EDGAR filings. This is company-reported data, not investment advice.