RTW INVESTMENTS, LP - 31 Dec 2025 SCHEDULE 13G/A Report for Verastem, Inc. Common Stock, $0.0001 par value (VSTM)

Filing Manager: RTW INVESTMENTS, LP
Reporting Manager: RTW Investments, LP
Security: Verastem, Inc. Common Stock, $0.0001 par value
Symbol: VSTM
Shares outstanding: 79,155,010 shares
Disclosed Ownership: 7,836,346 shares
Ownership: 9.9%
Form type: SCHEDULE 13G/A
Filing time: 17 Feb 2026, 08:54:31 UTC
Date of event: 31 Dec 2025
Previous filing: 14 Aug 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
RTW Investments, LP	9.9%	7,836,346	0	7,836,346	/s/ Roderick Wong, M.D.	Roderick Wong, M.D., Managing Partner
Roderick Wong	9.9%	7,836,346	0	7,836,346	s/ Roderick Wong, M.D.	Roderick Wong, M.D.