0001562180-24-005597.txt : 20240703 0001562180-24-005597.hdr.sgml : 20240703 20240703161500 ACCESSION NUMBER: 0001562180-24-005597 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240701 FILED AS OF DATE: 20240703 DATE AS OF CHANGE: 20240703 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Baird William D III CENTRAL INDEX KEY: 0001547658 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40791 FILM NUMBER: 241100284 MAIL ADDRESS: STREET 1: C/O BLUEBIRD BIO, INC. STREET 2: 60 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: 2seventy bio, Inc. CENTRAL INDEX KEY: 0001860782 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 863658454 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 60 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02210 BUSINESS PHONE: 339-499-9300 MAIL ADDRESS: STREET 1: 60 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02210 4 1 primarydocument.xml PRIMARY DOCUMENT X0508 4 2024-07-01 false 0001860782 2seventy bio, Inc. TSVT 0001547658 Baird William D III 60 BINNEY STREET CAMBRIDGE MA 02142 true true false false President and CEO false Common Stock 2024-07-01 4 A false 586022.00 0.00 A 894607.00 D This restricted stock unit award vests ratably over a two-year period in annual installments with the first installment vesting on July 1, 2025, subject to the Reporting Person's continued service through the applicable vesting date. /s/ Iya Kessler, Attorney-in-Fact 2024-07-03