0001751998-22-000002.txt : 20220616 0001751998-22-000002.hdr.sgml : 20220616 20220616132007 ACCESSION NUMBER: 0001751998-22-000002 CONFORMED SUBMISSION TYPE: D/A PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b FILED AS OF DATE: 20220616 DATE AS OF CHANGE: 20220616 EFFECTIVENESS DATE: 20220616 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Twentyeight-Seven, Inc. CENTRAL INDEX KEY: 0001751998 IRS NUMBER: 811868742 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D/A SEC ACT: 1933 Act SEC FILE NUMBER: 021-320722 FILM NUMBER: 221020035 BUSINESS ADDRESS: STREET 1: 490 ARSENAL WAY STREET 2: SUITE 100B CITY: WATERTOWN STATE: MA ZIP: 02472 BUSINESS PHONE: 617-603-6060 MAIL ADDRESS: STREET 1: 490 ARSENAL WAY STREET 2: SUITE 100B CITY: WATERTOWN STATE: MA ZIP: 02472 D/A 1 primary_doc.xml X0708 D/A LIVE 0001751998 Twentyeight-Seven, Inc. 490 Arsenal Way Suite 100B Watertown MA MASSACHUSETTS 02472 617-603-6060 DELAWARE None None Corporation true Kazumi Shiosaki 490 Arsenal Way Suite 100B Watertown MA MASSACHUSETTS 02472 Executive Officer Director Luke Evnin 490 Arsenal Way Suite 100B Watertown MA MASSACHUSETTS 02472 Director Michal Silverberg 490 Arsenal Way Suite 100B Watertown MA MASSACHUSETTS 02472 Director Christine Brennan 490 Arsenal Way Suite 100B Watertown MA MASSACHUSETTS 02472 Director Marian Nakada 490 Arsenal Way Suite 100B Watertown MA MASSACHUSETTS 02472 Director Henrijette Richter 490 Arsenal Way Suite 100B Watertown MA MASSACHUSETTS 02472 Director Biotechnology Decline to Disclose 06b true 0001751998-18-000002 2018-08-22 true true false 0 76942575 60825939 16116636 false 11 0 0 0 false Twentyeight-Seven, Inc. /s/ Kazumi Shiosaki Kazumi Shiosaki President and Chief Executive Officer 2022-06-16