<SEC-DOCUMENT>0001564590-20-018829-index.html : 20200427 <SEC-HEADER>0001564590-20-018829.hdr.sgml : 20200427 <ACCEPTANCE-DATETIME>20200427162020 ACCESSION NUMBER: 0001564590-20-018829 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20200427 DATE AS OF CHANGE: 20200427 EFFECTIVENESS DATE: 20200427 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: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-38796 FILM NUMBER: 20820261 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>DEFA14A <SEQUENCE>1 <FILENAME>goss-defa14a_20200617.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: goss-defa14a_20200617.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>gkoh0znbhekn000001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: gkoh0znbhekn000001.jpg
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