0000950123-22-004707.txt : 20220506 0000950123-22-004707.hdr.sgml : 20220506 20220506160606 ACCESSION NUMBER: 0000950123-22-004707 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20220331 FILED AS OF DATE: 20220506 DATE AS OF CHANGE: 20220506 EFFECTIVENESS DATE: 20220506 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Matrix IX Management Co. LLC CENTRAL INDEX KEY: 0001600026 IRS NUMBER: 208155373 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-16351 FILM NUMBER: 22901034 BUSINESS ADDRESS: STREET 1: 101 MAIN STREET STREET 2: 17TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 617-494-1223 MAIL ADDRESS: STREET 1: 101 MAIN STREET STREET 2: 17TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 13F-HR 1 primary_doc.xml 13F-HR LIVE 0001600026 XXXXXXXX 03-31-2022 03-31-2022 false MATRIX IX MANAGEMENT CO. LLC

101 MAIN STREET 17TH FLOOR CAMBRIDGE MA 02142

13F HOLDINGS REPORT 028-16351 N ANTONIO RODRIGUEZ 617-494-1223 /s/ Antonio Rodriguez Cambridge MA 05-05-2022 0 1 119381 false INFORMATION TABLE 2 13031.xml INFORMATION TABLE FOR FORM 13F MARKFORGED HOLDING CORPORATION COMMON 57064N102 119381 29920109 SH SOLE 29920109 0 0