ORBIMED ADVISORS LLC - 30 Sep 2025 SCHEDULE 13G/A Report for C4 Therapeutics, Inc. Common Stock, par value $0.0001 per share (CCCC)

Filing Manager: ORBIMED ADVISORS LLC
Reporting Manager: OrbiMed Capital LLC
Security: C4 Therapeutics, Inc. Common Stock, par value $0.0001 per share
Symbol: CCCC
Shares outstanding: 71,366,920 shares
Disclosed Ownership: 3,568,346 shares
Ownership: 5%
Form type: SCHEDULE 13G/A
Filing time: 14 Nov 2025, 18:08:12 UTC
Date of event: 30 Sep 2025
Previous filing: 15 May 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
OrbiMed Advisors LLC	2.3%	1,666,800	0	1,666,800	/s/ Carl L. Gordon	Carl L. Gordon/Member
OrbiMed Capital LLC	5%	3,568,346	3,568,346	0	/s/ Carl L. Gordon	Carl L. Gordon/Member