0001728117-24-000078.txt : 20240625 0001728117-24-000078.hdr.sgml : 20240625 20240625182448 ACCESSION NUMBER: 0001728117-24-000078 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240624 FILED AS OF DATE: 20240625 DATE AS OF CHANGE: 20240625 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Aranda Richard CENTRAL INDEX KEY: 0001867872 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38796 FILM NUMBER: 241070182 MAIL ADDRESS: STREET 1: 3013 SCIENCE PARK ROAD CITY: SAN DIEGO STATE: CA ZIP: 92121 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Gossamer Bio, Inc. CENTRAL INDEX KEY: 0001728117 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 475461709 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 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 4 1 wk-form4_1719354282.xml FORM 4 X0508 4 2024-06-24 0 0001728117 Gossamer Bio, Inc. GOSS 0001867872 Aranda Richard 3013 SCIENCE PARK ROAD SAN DIEGO CA 92121 0 1 0 0 Chief Medical Officer 0 Common Stock 2024-06-24 4 S 0 1908 0.6605 D 196891 D Common Stock 2539 I By family trust Represents a broker-assisted sale to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units. /s/ Jeff Boerneke, Attorney-in-Fact 2024-06-25