0000899243-19-023148.txt : 20190909 0000899243-19-023148.hdr.sgml : 20190909 20190909173745 ACCESSION NUMBER: 0000899243-19-023148 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20190905 FILED AS OF DATE: 20190909 DATE AS OF CHANGE: 20190909 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Omega Fund V, L.P. CENTRAL INDEX KEY: 0001641354 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38796 FILM NUMBER: 191083879 BUSINESS ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 BUSINESS PHONE: 617-502-6538 MAIL ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Omega Fund V GP, L.P. CENTRAL INDEX KEY: 0001641355 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38796 FILM NUMBER: 191083880 BUSINESS ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 BUSINESS PHONE: 617-502-6538 MAIL ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Omega Fund V GP Manager, Ltd. CENTRAL INDEX KEY: 0001641348 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38796 FILM NUMBER: 191083881 BUSINESS ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 BUSINESS PHONE: 617-502-6538 MAIL ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Stampacchia Otello CENTRAL INDEX KEY: 0001361712 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38796 FILM NUMBER: 191083882 MAIL ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 ISSUER: 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 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 doc4.xml FORM 4 SUBMISSION X0306 4 2019-09-05 0 0001728117 Gossamer Bio, Inc. GOSS 0001641354 Omega Fund V, L.P. 888 BOYLSTON STREET, SUITE 1111 BOSTON MA 02199 0 0 1 0 0001641355 Omega Fund V GP, L.P. 888 BOYLSTON STREET, SUITE 1111 BOSTON MA 02199 0 0 1 0 0001641348 Omega Fund V GP Manager, Ltd. 888 BOYLSTON STREET, SUITE 1111 BOSTON MA 02199 0 0 1 0 0001361712 Stampacchia Otello 185 DARTMOUTH STREET BOSTON MA 02116 1 0 1 0 Common Stock 2019-09-05 4 S 0 12704 21.6022 D 6940712 D Common Stock 2019-09-06 4 S 0 8700 21.5061 D 6932012 D The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.50 to $21.87 per share, inclusive. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.50 to $21.56 per share, inclusive. The reported securities are held directly by Omega Fund V, L.P. ("Omega V"). The reported securities may be deemed to be beneficially owned by each of Omega Fund V GP, L.P. ("Omega V GP"), as the general partner of Omega V, and Omega Fund V GP Manager, Ltd. ("Omega V GP Manager"), as the general partner of Omega V GP. Otello Stampacchia, Richard Lim, Anne-Mari Paster and Claudio Nessi (the "Omega Directors") are all the shareholders and directors of Omega V GP Manager and have shared voting and investment power over the shares held by Omega V. Each of Omega V GP, Omega Fund V GP Manager and the Omega Directors disclaims beneficial ownership of the securities reported herein, except to the extent of its or their pecuniary interest therein, if any. Otello Stampacchia is also a member of the issuer's board of directors. /s/ Anne-Mari Paster, as an authorized signatory of each Reporting Person 2019-09-09