Rtw Investments

Rtw Investments as of Dec. 31, 2015

Portfolio Holdings for Rtw Investments

Rtw Investments holds 29 positions in its portfolio as reported in the December 2015 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Alnylam Pharmaceuticals (ALNY) 17.8 $54M 573k 94.14
La Jolla Pharmaceuticl Com Par 9.7 $29M 1.1M 27.00
Omeros Corporation (OMER) 9.4 $29M 1.8M 15.73
Kite Pharma 8.5 $26M 419k 61.62
Dicerna Pharmaceuticals 7.9 $24M 2.0M 11.87
Achillion Pharmaceuticals 7.1 $22M 2.0M 10.79
BioCryst Pharmaceuticals (BCRX) 6.8 $21M 2.0M 10.32
Mirati Therapeutics 4.0 $12M 386k 31.60
Atara Biotherapeutics (ATRA) 3.8 $12M 434k 26.41
Five Prime Therapeutics 3.5 $11M 257k 41.50
Agenus (AGEN) 3.3 $10M 2.2M 4.54
Celldex Therapeutics 3.3 $10M 637k 15.68
Symmetry Surgical 2.7 $8.1M 880k 9.20
Bristol Myers Squibb (BMY) 2.5 $7.5M 110k 68.79
Corium Intl 2.0 $6.0M 744k 8.12
Global Blood Therapeutics In 1.9 $5.7M 175k 32.33
Dyax 1.4 $4.4M 116k 37.62
Regenxbio Inc equity us cm (RGNX) 1.2 $3.7M 221k 16.60
Lipocine 0.9 $2.9M 221k 12.93
Accelr8 Technology 0.8 $2.3M 108k 21.49
Invuity 0.6 $1.8M 203k 8.82
Cytrx 0.4 $1.2M 471k 2.65
Biopharmx 0.2 $563k 371k 1.52
Nivalis Therapeutics 0.1 $232k 30k 7.73
Meridian Bioscience 0.0 $110k 1.3k 87.86
Adaptimmune Therapeutics (ADAP) 0.0 $85k 7.1k 12.05
Nevro (NVRO) 0.0 $37k 142.00 260.56
Berkshire Hathaway (BRK.B) 0.0 $7.0k 50.00 140.00
United States Oil Fund 0.0 $7.1k 14k 0.51