<SEC-DOCUMENT>0000950123-18-012232-index.html : 20190410
<SEC-HEADER>0000950123-18-012232.hdr.sgml : 20190410
<ACCEPTANCE-DATETIME>20181129170313
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0000950123-18-012232
CONFORMED SUBMISSION TYPE:	DRSLTR
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20181129

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:		DRSLTR

	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>DRSLTR
<SEQUENCE>1
<FILENAME>filename1.htm
<TEXT>
Document 1 - file: filename1.htm

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<SEQUENCE>2
<FILENAME>g663281page1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g663281page1.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g663281page2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g663281page2.jpg

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