RA Capital Management

RA Capital Management as of Sept. 30, 2012

Portfolio Holdings for RA Capital Management

RA Capital Management holds 25 positions in its portfolio as reported in the September 2012 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Dyax 10.5 $22M 8.5M 2.60
Achillion Pharmaceuticals 10.4 $22M 2.1M 10.41
Anacor Pharmaceuticals In 7.9 $17M 2.5M 6.58
Sunesis Pharmaceuticals 6.9 $15M 2.6M 5.63
ArthroCare Corporation 6.7 $14M 439k 32.40
Derma Sciences 6.2 $13M 1.3M 10.38
Sangamo Biosciences (SGMO) 6.1 $13M 2.1M 6.08
XOMA CORP Common equity shares 5.4 $11M 3.1M 3.69
ACADIA Pharmaceuticals (ACAD) 5.3 $11M 4.4M 2.53
Insmed (INSM) 5.3 $11M 2.5M 4.55
Vanda Pharmaceuticals (VNDA) 4.5 $9.5M 2.4M 4.03
Coronado Biosciences Inc. Common 4.4 $9.2M 1.8M 5.20
OncoGenex Pharmaceuticals 3.5 $7.4M 523k 14.17
Ym Biosciences 2.8 $5.8M 3.2M 1.84
Sequenom 2.5 $5.3M 1.5M 3.53
Senomyx 2.5 $5.2M 2.8M 1.90
Verastem 2.5 $5.2M 558k 9.39
INC Ventrus Biosciences 2.1 $4.5M 1.2M 3.58
Anthera Pharmaceuticals 1.4 $2.9M 2.9M 0.99
D Tranzyme 1.0 $2.1M 468k 4.46
MELA Sciences 0.8 $1.6M 500k 3.21
ImmunoGen (IMGN) 0.7 $1.4M 95k 14.59
Synergy Pharmaceuticals 0.6 $1.2M 259k 4.78
D Horizon Pharma 0.2 $350k 100k 3.50
Savient Pharmaceuticals note 0.1 $250k 1.0M 0.25