MPM Asset Management

MPM Asset Management as of March 31, 2013

Portfolio Holdings for MPM Asset Management

MPM Asset Management holds 7 positions in its portfolio as reported in the March 2013 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Pacira Pharmaceuticals (PCRX) 41.6 $37M 1.3M 28.86
Verastem 20.9 $19M 1.9M 9.62
AVEO Pharmaceuticals 18.1 $16M 2.2M 7.35
PharmAthene 12.1 $11M 6.3M 1.70
Zalicus 4.2 $3.7M 5.6M 0.67
EnteroMedics 1.9 $1.7M 1.7M 1.00
Idenix Pharmaceuticals 1.4 $1.2M 342k 3.54