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13F-HR filed by MPM ASSET MANAGEMENT LLC

MPM ASSET MANAGEMENT LLC filed this 13F-HR for the quarter ended 2015-12-31, filed 2016-02-04, with 15 holding rows worth $560,375,000.

Accession
0000950123-16-013404
Filed
2016-02-04
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q4 2015

A holdings report, 15 entries on the cover page, a total value of $560,375,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $560,375,000 with VALUE read as thousands by filing date, 13F file number 028-13379. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
RADIUS HEALTH INC750469207COM NEW5,831,253$358,855,000thousands by filing date
CHIASMA INC16706W102COM5,681,544$111,188,000thousands by filing date
EPIZYME INC29428V104COM1,729,674$27,709,000thousands by filing date
PROTEON THERAPEUTICS INC74371L109COM983,381$15,252,000thousands by filing date
PHARMATHENE INC71714G102COM6,347,614$12,060,000thousands by filing date
TRIVASCULAR TECHNOLOGIES INC89685A102COM1,776,692$11,815,000thousands by filing date
NEVRO CORP64157F103COM150,000$10,127,000thousands by filing date
ARATANA THERAPEUTICS INC03874P101COM1,117,875$6,238,000thousands by filing date
CONATUS PHARMACEUTICALS INC20600T108COM1,192,080$3,433,000thousands by filing date
CERECOR INC15671L109COM595,436$1,995,000thousands by filing date
MAST THERAPEUTICS INC576314108COM2,551,851$1,072,000thousands by filing date
SANGAMO THERAPEUTICS INC800677106COM22,487$205,000thousands by filing date
COLUCID PHARMACEUTICALS INC19716T101COM21,806$183,000thousands by filing date
ENTEROMEDICS INC29365M208COM NEW1,113,168$145,000thousands by filing date
MACROGENICS INC556099109COM3,168$98,000thousands by filing date

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0000950123-16-013404this filing2016-02-04acceptance time not in the bulk data set