<SEC-DOCUMENT>0000950170-24-042655-index.html : 20240408
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<ACCEPTANCE-DATETIME>20240408164515
ACCESSION NUMBER:		0000950170-24-042655
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240404
FILED AS OF DATE:		20240408
DATE AS OF CHANGE:		20240408

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Fraser Claire
		CENTRAL INDEX KEY:			0001382031
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37465
		FILM NUMBER:		24830150

	MAIL ADDRESS:	
		STREET 1:		C/O BECTON, DICKINSON AND COMPANY
		CITY:			FRANKLIN LAKES
		STATE:			NJ
		ZIP:			07465

	FORMER NAME:	
		FORMER CONFORMED NAME:	Fraser-Liggett Claire
		DATE OF NAME CHANGE:	20061122

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Seres Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001609809
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				274326290
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 SIDNEY STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139
		BUSINESS PHONE:		617 945 9626

	MAIL ADDRESS:	
		STREET 1:		200 SIDNEY STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Seres Health, Inc.
		DATE OF NAME CHANGE:	20140603
</SEC-HEADER>
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<TYPE>4
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<FILENAME>ownership.xml
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Document 1 - file: ownership.html

Document 1 - RAW XML: ownership.xml

</DOCUMENT>
</SEC-DOCUMENT>