<SEC-DOCUMENT>0001728117-23-000042-index.html : 20230428
<SEC-HEADER>0001728117-23-000042.hdr.sgml : 20230428
<ACCEPTANCE-DATETIME>20230428160308
ACCESSION NUMBER:		0001728117-23-000042
CONFORMED SUBMISSION TYPE:	ARS
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230428
FILED AS OF DATE:		20230428
DATE AS OF CHANGE:		20230428
EFFECTIVENESS DATE:		20230428

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Gossamer Bio, Inc.
		CENTRAL INDEX KEY:			0001728117
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				475461709
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		ARS
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38796
		FILM NUMBER:		23865774

	BUSINESS ADDRESS:	
		STREET 1:		3013 SCIENCE PARK
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		(858) 922-0718

	MAIL ADDRESS:	
		STREET 1:		3013 SCIENCE PARK
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
</SEC-HEADER>
<DOCUMENT>
<TYPE>ARS
<SEQUENCE>1
<FILENAME>goss-20221231x10k.pdf
<DESCRIPTION>ARS
<TEXT>
Document 1 - file: goss-20221231x10k.pdf

</DOCUMENT>
</SEC-DOCUMENT>