# C4 Therapeutics, Inc.: Form 8-K, filed Sep 25, 2026

- Company: [C4 Therapeutics, Inc.](/companies/cccc.md) (CIK 1662579)
- Form: 8-K
- Filed: 2026-09-25
- Accepted by EDGAR: Sep 25, 2026, 11:04 ET
- Period: 2026-09-25
- Accession: 0001628280-26-063497
- Inline XBRL: yes
- Main document: https://www.sec.gov/Archives/edgar/data/1662579/000162828026063497/cccc-20260925.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/1662579/000162828026063497/

## Items reported

- Item 7.01: Regulation FD disclosure
- Item 8.01: Other events
- Item 9.01: Financial statements and exhibits

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/1662579/000162828026063497/cccc-20260925.htm

Filed Sep 25, 2026.
Source: SEC EDGAR, the filing index for accession 0001628280-26-063497. Last ingested by Listed: Oct 24, 2026, 15:15 ET. No prices; not investment advice.