0001567619-19-009297.txt : 20190429 0001567619-19-009297.hdr.sgml : 20190429 20190429142732 ACCESSION NUMBER: 0001567619-19-009297 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06c FILED AS OF DATE: 20190429 DATE AS OF CHANGE: 20190429 EFFECTIVENESS DATE: 20190429 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Keystone Bio, Inc. CENTRAL INDEX KEY: 0001774842 IRS NUMBER: 832132917 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-338327 FILM NUMBER: 19775234 BUSINESS ADDRESS: STREET 1: CAMBRIDGE INNOVATION CENTER STREET 2: 4220 DUNCAN AVE., SUITE 200 CITY: ST. LOUIS STATE: MO ZIP: 63110 BUSINESS PHONE: 314-471-9655 MAIL ADDRESS: STREET 1: CAMBRIDGE INNOVATION CENTER STREET 2: 4220 DUNCAN AVE., SUITE 200 CITY: ST. LOUIS STATE: MO ZIP: 63110 D 1 primary_doc.xml X0708 D LIVE 0001774842 Keystone Bio, Inc. CAMBRIDGE INNOVATION CENTER 4220 DUNCAN AVE., SUITE 200 ST. LOUIS MO MISSOURI 63110 314-471-9655 DELAWARE Keystone Bio, LLC None Corporation true 2018 Daniel Sindelar Cambridge Innovation Center 4220 Duncan Ave., Suite 200 St. Louis MO MISSOURI 63110 Executive Officer Director Peter Nara Cambridge Innovation Center 4220 Duncan Ave., Suite 200 St. Louis MO MISSOURI 63110 Director Marc Penn Cambridge Innovation Center 4220 Duncan Ave., Suite 200 St. Louis MO MISSOURI 63110 Director David Hugley Cambridge Innovation Center 4220 Duncan Ave., Suite 200 St. Louis MO MISSOURI 63110 Director Biotechnology Decline to Disclose 06c false 2019-04-22 false true false 5000000 5000000 5000000 0 false 1 0 0 0 false Keystone Bio, Inc. /s/ Daniel Sindelar Daniel Sindelar President 2019-04-29