0000899243-20-017119.txt : 20200618 0000899243-20-017119.hdr.sgml : 20200618 20200618180224 ACCESSION NUMBER: 0000899243-20-017119 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20200616 FILED AS OF DATE: 20200618 DATE AS OF CHANGE: 20200618 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Wellington Biomedical Innovation Master Investors (Cayman) I L.P. CENTRAL INDEX KEY: 0001787092 STATE OF INCORPORATION: E9 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39319 FILM NUMBER: 20973713 BUSINESS ADDRESS: STREET 1: WELLINGTON ALTERNATIVE INVESTMENTS LLC STREET 2: 280 CONGRESS STREET CITY: BOSTON STATE: MA ZIP: 02210 BUSINESS PHONE: (617) 951-5372 MAIL ADDRESS: STREET 1: WELLINGTON ALTERNATIVE INVESTMENTS LLC STREET 2: 280 CONGRESS STREET CITY: BOSTON STATE: MA ZIP: 02210 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Generation Bio Co. CENTRAL INDEX KEY: 0001733294 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 814301281 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 301 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 857-529-5908 MAIL ADDRESS: STREET 1: 301 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2020-06-16 1 0001733294 Generation Bio Co. GBIO 0001787092 Wellington Biomedical Innovation Master Investors (Cayman) I L.P. C/O WELLINGTON MANAGEMENT COMPANY LLP 280 CONGRESS STREET BOSTON MA 02210 0 0 1 0 Common Stock 2020-06-16 4 C 0 1012546 A 1012546 D Common Stock 2020-06-16 4 P 0 1100000 19.00 A 2112546 D Series C Preferred Stock 2020-06-16 4 C 0 1788460 0.00 D Common Stock 1012546 0 D On June 16, 2020, the Series C Preferred Stock automatically converted into Common Stock on a 1.7663-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date. Wellington Biomedical Innovation Master Investors (Cayman) I L.P., By: Wellington Alternative Investments, as General Partner, By: /s/ Matthew N. Shea, Title: Authorized Person 2020-06-18