STATE STREET CORP - 31 Dec 2025 SCHEDULE 13G Report for SYNDAX PHARMACEUTICALS INC COMMON STOCK (SNDX)

Filing Manager: STATE STREET CORP
Reporting Manager: STATE STREET CORPORATION
Security: SYNDAX PHARMACEUTICALS INC COMMON STOCK
Symbol: SNDX
Shares outstanding: 86,727,396 shares
Disclosed Ownership: 4,596,552 shares
Ownership: 5.3%
Form type: SCHEDULE 13G
Filing time: 09 Feb 2026, 08:08:38 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
STATE STREET CORPORATION	5.3%	4,596,552	0	4,341,322	ELIZABETH SCHAEFER	SENIOR VICE PRESIDENT, CHIEF ACCOUNTING OFFICER