0000950123-16-018966.txt : 20160808 0000950123-16-018966.hdr.sgml : 20160808 20160808103950 ACCESSION NUMBER: 0000950123-16-018966 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20160630 FILED AS OF DATE: 20160808 DATE AS OF CHANGE: 20160808 EFFECTIVENESS DATE: 20160808 FILER: COMPANY DATA: COMPANY CONFORMED NAME: MPM ASSET MANAGEMENT LLC CENTRAL INDEX KEY: 0001263048 IRS NUMBER: 043351032 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-13379 FILM NUMBER: 161813116 BUSINESS ADDRESS: STREET 1: 450 KENDALL STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 6174259200 MAIL ADDRESS: STREET 1: 450 KENDALL STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001263048 XXXXXXXX 06-30-2016 06-30-2016 MPM ASSET MANAGEMENT LLC

450 KENDALL STREET CAMBRIDGE MA 02142

13F HOLDINGS REPORT 028-13379 N Ansbert Gadicke (617) 425-9200 /s/Ansbert Gadicke Cambridge MA 08-04-2016 0 14 308296 false INFORMATION TABLE 2 form13fInfoTable.xml INFORMATION TABLE FOR FORM 13F Aratana Therapeutics Inc. Common 03874P101 7065 1117875 SH SOLE 1117875 0 0 Chiasma, Inc. Common 16706W102 16578 5736296 SH SOLE 5736296 0 0 CoLucid Pharmaceuticals, Inc. Common 19716T101 178 21806 SH SOLE 21806 0 0 Conatus Pharmaceuticals, Inc. Common 20600T108 2456 1192080 SH SOLE 1192080 0 0 Endologix, Inc. Common 29266S106 13973 1121447 SH SOLE 1121447 0 0 EnteroMedics, Inc. Common 29365M307 22 74215 SH SOLE 74215 0 0 EpiZyme, Inc. Common 29428V104 17712 1729674 SH SOLE 1729674 0 0 MacroGenics, Inc. Common 556099109 86 3168 SH SOLE 3168 0 0 Mast Therapeutics, Inc. Common 576314108 1199 2551851 SH SOLE 2551851 0 0 Nevro Corporation Common 64157F103 5341 72413 SH SOLE 72413 0 0 Proteon Therapeutics, Inc. Common 74371L109 7897 983381 SH SOLE 983381 0 0 Radius Health, Inc. Common 750469207 214299 5831253 SH SOLE 5831253 0 0 Sangamo Biosciences, Inc. Common 800677106 130 22487 SH SOLE 22487 0 0 Syndax Pharmaceuticals, Inc. Common 87164F105 21362 2168691 SH SOLE 2168691 0 0