MPM Asset Management

MPM Asset Management as of Dec. 31, 2011

Portfolio Holdings for MPM Asset Management

MPM Asset Management holds 10 positions in its portfolio as reported in the December 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
AVEO Pharmaceuticals 32.1 $38M 2.2M 17.20
Pacira Pharmaceuticals (PCRX) 24.1 $29M 3.3M 8.65
Idenix Pharmaceuticals 20.9 $25M 3.3M 7.45
Zalicus 11.4 $14M 11M 1.21
PharmAthene 6.8 $8.1M 6.3M 1.27
EnteroMedics 2.4 $2.8M 1.7M 1.70
Somaxon Pharmaceuticals 1.8 $2.1M 4.6M 0.45
Poniard Pharmaceuticals (PARD) 0.3 $339k 159k 2.13
iCAD 0.2 $204k 357k 0.57
Anthera Pharmaceuticals 0.0 $6.0k 1.0k 5.96