<SEC-DOCUMENT>0001193125-26-332730-index.html : 20260804
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<ACCEPTANCE-DATETIME>20260804160139
ACCESSION NUMBER:		0001193125-26-332730
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20260804
DATE AS OF CHANGE:		20260804

FILER:

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

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-273794
		FILM NUMBER:		261238370

	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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<SEQUENCE>1
<FILENAME>d141279d424b5.htm
<DESCRIPTION>424B5
<TEXT>
Document 1 - file: d141279d424b5.htm

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<SEQUENCE>2
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<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g141279g01c01.jpg

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<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g141279g04a04.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g141279g04a04.jpg

</DOCUMENT>
</SEC-DOCUMENT>