VANGUARD GROUP INC - 31 Dec 2025 SCHEDULE 13G/A Report for Syndax Pharmaceuticals Inc Common Stock (SNDX)

Filing Manager: VANGUARD GROUP INC
Reporting Manager: The Vanguard Group
Security: Syndax Pharmaceuticals Inc Common Stock
Symbol: SNDX
Shares outstanding: 87,015,838 shares
Disclosed Ownership: 6,230,334 shares
Ownership: 7.2%
Form type: SCHEDULE 13G/A
Filing time: 30 Jan 2026, 14:43:21 UTC
Date of event: 31 Dec 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
The Vanguard Group	7.2%	6,230,334	0	702,989	Ashley Grim	Head of Global Fund Administration