0000950123-18-011743.txt : 20181114
0000950123-18-011743.hdr.sgml : 20181114
20181114130006
ACCESSION NUMBER: 0000950123-18-011743
CONFORMED SUBMISSION TYPE: 13F-HR
PUBLIC DOCUMENT COUNT: 2
CONFORMED PERIOD OF REPORT: 20180930
FILED AS OF DATE: 20181114
DATE AS OF CHANGE: 20181114
EFFECTIVENESS DATE: 20181114
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: 181182212
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
09-30-2018
09-30-2018
MPM ASSET MANAGEMENT LLC
450 KENDALL STREET
CAMBRIDGE
MA
02142
13F HOLDINGS REPORT
028-13379
N
Ansbert Gadicke
Member
(617) 425-9200
/s/ Ansbert Gadicke
Cambridge
MA
11-14-2018
0
7
147684
false
INFORMATION TABLE
2
form13fInfoTable.xml
INFORMATION TABLE FOR FORM 13F
Aratana Therapeutics Inc.
Common
03874P101
1460
250000
SH
SOLE
250000
0
0
Chiasma, Inc.
Common
16706W102
20651
5736296
SH
SOLE
5736296
0
0
Conatus Pharmaceuticals, Inc.
Common
20600T108
14296
2464807
SH
SOLE
2464807
0
0
Endologix, Inc.
Common
29266S106
2142
1121447
SH
SOLE
1121447
0
0
Proteon Therapeutics, Inc.
Common
74371L109
1918
983381
SH
SOLE
983381
0
0
Rhythm Pharmaceuticals, Inc.
Common
76243J105
89695
3074893
SH
SOLE
3074893
0
0
Syndax Pharmaceuticals, Inc.
Common
87164F105
17523
2168691
SH
SOLE
2168691
0
0