<SEC-DOCUMENT>0001193125-25-258723-index.html : 20251030
<SEC-HEADER>0001193125-25-258723.hdr.sgml : 20251030
<ACCEPTANCE-DATETIME>20251030164300
ACCESSION NUMBER:		0001193125-25-258723
CONFORMED SUBMISSION TYPE:	POS AM
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251030
DATE AS OF CHANGE:		20251030

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			89bio, Inc.
		CENTRAL INDEX KEY:			0001785173
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				831114349
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		POS AM
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-269471
		FILM NUMBER:		251436587

	BUSINESS ADDRESS:	
		STREET 1:		655 MONTGOMERY STREET
		STREET 2:		SUITE 1500
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		(415) 432-9270

	MAIL ADDRESS:	
		STREET 1:		655 MONTGOMERY STREET
		STREET 2:		SUITE 1500
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
</SEC-HEADER>
<DOCUMENT>
<TYPE>POS AM
<SEQUENCE>1
<FILENAME>d938909dposam.htm
<DESCRIPTION>POS AM
<TEXT>
Document 1 - file: d938909dposam.htm

</DOCUMENT>
</SEC-DOCUMENT>