<SEC-DOCUMENT>0001193125-26-299803.txt : 20260709
<SEC-HEADER>0001193125-26-299803.hdr.sgml : 20260709
<ACCEPTANCE-DATETIME>20260709165403
ACCESSION NUMBER:		0001193125-26-299803
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20260708
FILED AS OF DATE:		20260709
DATE AS OF CHANGE:		20260709

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Metzger Michael A
		CENTRAL INDEX KEY:			0001507220
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37708
		FILM NUMBER:		261166232

	MAIL ADDRESS:	
		STREET 1:		C/O SYNDAX PHARMACEUTICALS, INC.
		STREET 2:		400 TOTTEN POND ROAD,
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Syndax Pharmaceuticals Inc
		CENTRAL INDEX KEY:			0001395937
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				320162505
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		730 THIRD AVENUE
		STREET 2:		9TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		781-419-1400

	MAIL ADDRESS:	
		STREET 1:		730 THIRD AVENUE
		STREET 2:		9TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>4
</DOCUMENT>
</SUBMISSION>