C4 Therapeutics, Inc. SEC filings CCCC
C4 Therapeutics, Inc. has 546 filings in SEC EDGAR's recent list, going back to Jan 11, 2016. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Apr 29, 2026. The latest quarterly report (Form 10-Q) was filed on Aug 11, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 25, 2026 (regulation fd disclosure, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | Apr 29, 2026 | — |
| DEF 14A | Proxy statement | Apr 29, 2026 | Apr 29, 2026 |
| DEFA14A | Additional proxy material | Apr 29, 2025 | — |
| DEF 14A | Proxy statement | Apr 29, 2025 | Apr 29, 2025 |
| PRE 14A | Preliminary proxy statement | Apr 16, 2025 | Apr 16, 2025 |
| DEFA14A | Additional proxy material | Apr 29, 2024 | — |
| DEF 14A | Proxy statement | Apr 29, 2024 | Apr 29, 2024 |
| DEFA14A | Additional proxy material | Apr 28, 2023 | — |
| DEF 14A | Proxy statement | Apr 28, 2023 | — |
| PRE 14A | Preliminary proxy statement | Apr 18, 2023 | — |
| DEFA14A | Additional proxy material | Jun 17, 2022 | — |
| DEFA14A | Additional proxy material | May 12, 2022 | — |
| DEFA14A | Additional proxy material | Apr 29, 2022 | — |
| DEF 14A | Proxy statement | Apr 29, 2022 | Jun 22, 2022 |
| DEFA14A | Additional proxy material | Apr 26, 2021 | — |
| DEF 14A | Proxy statement | Apr 26, 2021 | Jun 15, 2021 |
Showing 16 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.
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Company profile
- Industry
- Biological Products, (No Diagnostic Substances) (SIC 2836)
- Listed as
- CCCC (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Watertown, MA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1662579
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All 182 Biological Products, (No Diagnostic Substances) companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.