---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-22-020108"
form_type: "8-K"
ticker: "CCCC"
cik: "0001662579"
company_name: "C4 Therapeutics, Inc."
filed_at: "2022-08-02T23:59:59+00:00"
generated_at: "2026-06-24T05:58:56.542178+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# C4 Therapeutics appoints Laura Bessen, M.D. and Donna Grogan, M.D. to board of directors

## Summary
- Drs. Bessen and Grogan elected as directors effective July 29, 2022; Grogan Class I, Bessen Class II.
- Each granted stock options for 41,200 shares under 2020 plan; one-third vests at year one, remainder quarterly.
- Bessen brings two decades of medical affairs and clinical development expertise; Grogan over 25 years in drug development and regulatory strategy.
- Appointments support C4T's evolution as it advances two clinical-stage programs and prepares additional candidates.
- No reportable related-party transactions or arrangements per Item 404(a) of Regulation S-K.

## SEC filing metadata
- accession: 0001628280-22-020108
- form_type: 8-K
- ticker: CCCC
- cik: 0001662579
- company_name: C4 Therapeutics, Inc.
- filed_at: 2022-08-02T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1662579/000162828022020108/0001628280-22-020108-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1662579/000162828022020108/cccc-20220729.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-22-020108
- JSON: https://secwatch.observer/filing/0001628280-22-020108.json
- Plain text: https://secwatch.observer/filing/0001628280-22-020108.txt

## Key facts
- Executive change
  Laura Bessen, M.D. was elected as Director at C4 Therapeutics, Inc..
  - Action: elected
  - Role: Director
  source text: On July 29, 2022, the Company’s Board of Directors (the “ Board ”), upon the recommendation of the Nominating and Corporate Governance Committee of the Board, elected Donna Grogan, M.D. and Laura Bessen, M.D, as directors of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1662579/000162828022020108/0001628280-22-020108-index.htm
- Executive change
  Donna Grogan, M.D. was elected as Director at C4 Therapeutics, Inc..
  - Action: elected
  - Role: Director
  source text: On July 29, 2022, the Company’s Board of Directors (the “ Board ”), upon the recommendation of the Nominating and Corporate Governance Committee of the Board, elected Donna Grogan, M.D. and Laura Bessen, M.D, as directors of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1662579/000162828022020108/0001628280-22-020108-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.