0000950123-17-000479.txt : 20170126 0000950123-17-000479.hdr.sgml : 20170126 20170126161601 ACCESSION NUMBER: 0000950123-17-000479 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20161231 FILED AS OF DATE: 20170126 DATE AS OF CHANGE: 20170126 EFFECTIVENESS DATE: 20170126 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: 17549879 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 false true false 0001600026 XXXXXXXX 12-31-2016 12-31-2016 Matrix IX Management Co. LLC

101 MAIN STREET 17TH FLOOR Cambridge MA 02142

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