0001415889-23-014358.txt : 20231017 0001415889-23-014358.hdr.sgml : 20231017 20231017180014 ACCESSION NUMBER: 0001415889-23-014358 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231015 FILED AS OF DATE: 20231017 DATE AS OF CHANGE: 20231017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MCDONOUGH GEOFF CENTRAL INDEX KEY: 0001732701 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39319 FILM NUMBER: 231330517 MAIL ADDRESS: STREET 1: C/O SURFACE ONCOLOGY, INC. STREET 2: 50 HAMPSHIRE ST., 8TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 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 form4-10172023_061006.xml X0508 4 2023-10-15 0001733294 Generation Bio Co. GBIO 0001732701 MCDONOUGH GEOFF C/O GENERATION BIO CO., 301 BINNEY ST CAMBRIDGE MA 02142 true true false false PRESIDENT AND CEO 0 Common Stock 2023-10-15 4 M 0 23437 A 1298582 D Common Stock 2023-10-15 4 F 0 10395 3.24 D 1288187 D Common Stock 226462 I By 2018 Trust Common Stock 275000 I By 2020 Trust Restricted Stock Units 2023-10-15 4 M 0 23437 0 D Common Stock 23437 23437 D Each restricted stock unit represents the right to receive one share of the company's common stock. The securities are directly held by the McDonough Family 2018 Irrevocable Trust (the "2018 Trust"). The reporting person is the settlor of the 2018 Trust, Allison L. McDonough and David S. Grayzel are trustees for the 2018 Trust and the 2018 Trust is for the benefit of Graeme and Owen McDonough. The reporting person may be deemed to beneficially own the shares of common stock owned by the 2018 Trust. The securities are directly held by the 2020 Trust. The reporting person is the settlor of the 2020 Trust, Allison L. McDonough and David S. Grayzel are trustees for the 2020 Trust and the 2020 Trust is for the benefit of Allison, Graeme and Owen McDonough. The reporting person may be deemed to beneficially own the shares of common stock owned by the 2020 Trust. On January 21, 2022, the reporting person was granted 187,500 restricted stock units. The shares underlying the restricted stock units vest over two years, with 25% of the shares vested on July 15, 2022 and the remaining shares vesting in equal quarterly installments thereafter. /s/ Benjamin Waters, Attorney-in-Fact 2023-10-17