0001012975-20-000837.txt : 20201116 0001012975-20-000837.hdr.sgml : 20201116 20201116171217 ACCESSION NUMBER: 0001012975-20-000837 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20200930 FILED AS OF DATE: 20201116 DATE AS OF CHANGE: 20201116 EFFECTIVENESS DATE: 20201116 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ARCH VENTURE CORP CENTRAL INDEX KEY: 0001274403 IRS NUMBER: 000000000 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-19358 FILM NUMBER: 201318309 BUSINESS ADDRESS: STREET 1: C/O ARCH VENTURE PARTNERS STREET 2: 8755 W. HIGGINS RD. #1025 CITY: CHICAGO STATE: IL ZIP: 60631 BUSINESS PHONE: 7733806600 MAIL ADDRESS: STREET 1: C/O ARCH VENTURE PARTNERS STREET 2: 8755 W. HIGGINS RD. #1025 CITY: CHICAGO STATE: IL ZIP: 60631 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001274403 XXXXXXXX 09-30-2020 09-30-2020 ARCH VENTURE CORP

C/O ARCH VENTURE PARTNERS 8755 W. HIGGINS RD. #1025 CHICAGO IL 60631

13F HOLDINGS REPORT 028-19358 N Mark McDonnell 773-380-6600 /s/ Mark McDonnell Chicago IL 11-16-2020 0 3 20032 false INFORMATION TABLE 2 ARCH.xml CHIASMA INC COM 16706W102 5146 1196776 SH SOLE 0 0 1196776 RUBIUS THERAPEUTICS INC COM 78116T103 13118 2618351 SH SOLE 0 0 2618351 SYROS PHARMACEUTICALS INC COM 87184Q107 1768 200000 SH SOLE 0 0 200000