0001415889-24-000300.txt : 20240103 0001415889-24-000300.hdr.sgml : 20240103 20240103163522 ACCESSION NUMBER: 0001415889-24-000300 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240102 FILED AS OF DATE: 20240103 DATE AS OF CHANGE: 20240103 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MCDONOUGH GEOFF CENTRAL INDEX KEY: 0001732701 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39319 FILM NUMBER: 24507207 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] ORGANIZATION NAME: 03 Life Sciences 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 form4-01032024_040103.xml X0508 4 2024-01-02 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 1290632 D Common Stock 226462 I By 2018 Trust Common Stock 275000 I By 2020 Trust Stock Option (right to buy) 1.86 2024-01-02 4 A 0 506250 0 A 2034-01-01 Common Stock 506250 506250 D Includes 2,445 shares acquired under the company's employee stock purchase plan since December 5, 2023. The securities are directly held by the McDonough Family 2018 Irrevocable Trust, or 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 McDonough Family 2020 Irrevocable Trust, or 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. The option to purchase 506,250 shares of common stock was granted on January 2, 2024. The shares underlying the option vest over four years, with 25% of the shares vesting on January 2, 2025 and the remaining shares vesting in equal quarterly installments thereafter. /s/ Benjamin Waters, Attorney-in-Fact 2024-01-03