BAKER BROS. ADVISORS LP Diversified Active

Location: New York, NY

CIK: 0001263508 · Show all filings

Period: Q3 2013 (← Previous) (Next →)

Filing Date: Nov 14, 2013

Total Value: $7.036B (80.3% shares, 19.7% debt)

Holdings (82)

Pharmacyclics Inc. 17.7%
Value $1.246B Shares 9,010,211 Est. Cost $79.47 Unrealized
Seattle Genetics Inc. 12.0%
Value $847M Shares 19,322,947 Est. Cost $31.46 Unrealized
Incyte Genomics Notes 4.75% 10/1/2015 9.8%
Value $688M Shares 157,758,000 Est. Cost $2.55 Unrealized
Synageva Biopharma Corp. 9.3%
Value $651M Shares 10,273,182 Est. Cost $44.17 Unrealized
INCY Incyte Corp. 8.0%
Value $565M Shares 14,810,559 Est. Cost $21.85 Unrealized +35.1%
ACAD Acadia Pharmaceuticals Inc. 7.8%
Value $548M Shares 19,955,126 Est. Cost $13.77 Unrealized +51.8%
Genomic Health Inc. 5.9%
Value $417M Shares 13,650,835 Est. Cost $31.71 Unrealized
Salix 2.75% 5/15/15 4.8%
Value $335M Shares 219,440,000 Est. Cost $1.52 Unrealized
Viropharma Inc. 3.1%
Value $220M Shares 5,592,239 Est. Cost $28.65 Unrealized
Xoma Corp. 1.5%
Value $103M Shares 23,032,372 Est. Cost $3.73 Unrealized
Auxilium 1.5% 7/15/2018 1.3%
Value $90.25M Shares 87,090,000 Est. Cost $0.96 Unrealized
Biomarin Pharmaceuticals Notes 1.875% 4/23/2017 1.2%
Value $82.03M Shares 22,898,000 Est. Cost $2.76 Unrealized
GILD Gilead Sciences Inc. 1.1%
Value $78.32M Shares 1,245,800 Est. Cost $36.21 Unrealized +14.7%
HALO Halozyme Therapeutics Inc. 1.1%
Value $77.47M Shares 7,017,608 Est. Cost $6.50 Unrealized +28.2%
Repros Therapeutics 1.1%
Value $74.47M Shares 2,778,654 Est. Cost $18.45 Unrealized
Aegerion Pharmaceuticals 1.0%
Value $70.34M Shares 820,275 Est. Cost $63.34 Unrealized
Gilead 1.625% 5/1/16 0.8%
Value $59.53M Shares 21,500,000 Est. Cost $2.26 Unrealized
Intermune Inc Notes 2.5% 12/15/17 0.8%
Value $58.42M Shares 41,000,000 Est. Cost $1.07 Unrealized
CERS Cerus 0.8%
Value $56.82M Shares 8,455,306 Est. Cost $4.84 Unrealized +12.3%
BMRN Biomarin Pharmaceuticals 0.8%
Value $56.53M Shares 783,311 Est. Cost $62.32 Unrealized +6.6%
Medivation 2.625% 4/1/17 0.8%
Value $55.56M Shares 39,500,000 Est. Cost $1.27 Unrealized
VNDA Vanda Pharmaceuticals, Inc. 0.7%
Value $52.46M Shares 4,791,179 Est. Cost $7.41 Unrealized +44.1%
BCRX Biocryst Pharmaceuticals Inc. 0.7%
Value $48.78M Shares 6,699,979 Est. Cost $2.29 Unrealized +121.2%
Stemline Therapeutics Inc. 0.5%
Value $36.26M Shares 800,400 Est. Cost $23.84 Unrealized
Derma Sciences 0.5%
Value $31.68M Shares 2,558,857 Est. Cost $12.90 Unrealized
Questcor Pharmaceuticals, Inc. 0.4%
Value $31.66M Shares 545,846 Est. Cost $50.73 Unrealized
Mirati Therapeutics Inc. 0.4%
Value $30M Shares 1,980,074 Est. Cost $15.15 Unrealized
Intercept Pharmaceuticals, Inc. 0.4%
Value $25.05M Shares 362,847 Est. Cost $44.84 Unrealized
Ariad Pharmaceuticals Inc. 0.3%
Value $24.54M Shares 1,333,703 Est. Cost $17.49 Unrealized
Medivation Inc. 0.3%
Value $23.88M Shares 398,331 Est. Cost $49.20 Unrealized
Progenics Pharmaceuticals, Inc. 0.3%
Value $21.08M Shares 4,200,000 Est. Cost $4.46 Unrealized
Intermune Inc Notes 5% 3/1/15 0.3%
Value $20.04M Shares 16,860,000 Est. Cost $1.05 Unrealized
Avanir Pharmaceuticals 0.3%
Value $18.73M Shares 4,428,591 Est. Cost $4.53 Unrealized
Clovis Oncology 0.3%
Value $18.35M Shares 301,744 Est. Cost $66.98 Unrealized
Arrowhead Research Corp. 0.3%
Value $17.87M Shares 3,140,000 Est. Cost $5.69 Unrealized
Chelsea Therapeutics 0.2%
Value $17.33M Shares 5,794,753 Est. Cost $2.42 Unrealized
INSM Insmed Inc. 0.2%
Value $14.76M Shares 945,803 Est. Cost $10.61 Unrealized +19.7%
Kythera Biopharmaceuticals 0.2%
Value $12.08M Shares 265,000 Est. Cost $34.04 Unrealized
Synergy Pharmaceuticals 0.2%
Value $11.92M Shares 2,608,271 Est. Cost $4.32 Unrealized
Ambit Biosciences Corp. 0.2%
Value $11.59M Shares 747,962 Est. Cost $7.00 Unrealized
Targacept 0.2%
Value $10.98M Shares 2,068,186 Est. Cost $5.31 Unrealized
INFIQ Infinity Pharmaceuticals Inc. 0.1%
Value $10.23M Shares 586,936 Est. Cost $30.95 Unrealized -38.1%
Idera Pharmaceuticals Inc. 0.1%
Value $10.21M Shares 5,865,000 Est. Cost $0.91 Unrealized
Array Biopharma Inc. 0.1%
Value $9.33M Shares 1,500,000 Est. Cost $4.54 Unrealized
Anacor Pharmaceuticals 0.1%
Value $9.308M Shares 876,463 Est. Cost $5.59 Unrealized
Isis Pharmaceuticals 0.1%
Value $9.274M Shares 247,036 Est. Cost $26.87 Unrealized
Threshold Pharma 0.1%
Value $8.614M Shares 1,852,399 Est. Cost $4.65 Unrealized
Portola Pharmaceuticals, Inc. 0.1%
Value $8.023M Shares 299,911 Est. Cost $24.57 Unrealized
PRTA Prothena Corp. PLC 0.1%
Value $7.478M Shares 369,650 Est. Cost $9.30 Unrealized +90.2%
QLT, Inc. 0.1%
Value $7.111M Shares 1,535,863 Est. Cost $4.39 Unrealized
Osiris Therapeutics Inc. 0.1%
Value $6.245M Shares 375,282 Est. Cost $16.64 Unrealized
OMER Omeros Corp 0.1%
Value $5.932M Shares 608,404 Est. Cost $5.96 Unrealized 0.0%
Xenoport 0.1%
Value $5.874M Shares 1,034,112 Est. Cost $4.95 Unrealized
AGIO Agios Pharmaceuticals 0.1%
Value $5.592M Shares 200,000 Est. Cost $27.61 Unrealized 0.0%
IRWD Ironwood Pharmaceuticals 0.1%
Value $5.46M Shares 461,160 Est. Cost $12.12 Unrealized -19.1%
Novavax 0.1%
Value $5.408M Shares 1,716,913 Est. Cost $3.15 Unrealized
PBYI Puma Biotechnology 0.1%
Value $5.366M Shares 100,000 Est. Cost $38.36 Unrealized +40.5%
BioDelivery Sciences Intl. Inc. 0.1%
Value $4.594M Shares 846,005 Est. Cost $4.06 Unrealized
UTHR United Therapeutics Corp. 0.1%
Value $4.414M Shares 55,984 Est. Cost $73.09 Unrealized 0.0%
MEI Pharma, Inc. 0.1%
Value $3.885M Shares 345,317 Est. Cost $7.13 Unrealized
Zogenix, Inc. 0.1%
Value $3.704M Shares 2,001,000 Est. Cost $1.71 Unrealized
Ventrus Biosciences, Inc. 0.0%
Value $3.514M Shares 1,215,840 Est. Cost $2.40 Unrealized
GERN Geron Corp. 0.0%
Value $3.35M Shares 1,000,000 Est. Cost $1.08 Unrealized +51.0%
Ligand Pharmaceuticals Inc. 0.0%
Value $3.177M Shares 73,400 Est. Cost $37.40 Unrealized
Synta Pharmaceuticals 0.0%
Value $3.155M Shares 500,000 Est. Cost $4.99 Unrealized
TGTX TG Therapeutics 0.0%
Value $3.024M Shares 600,000 Est. Cost $6.12 Unrealized 0.0%
Bluebird Bio Inc. 0.0%
Value $3.007M Shares 111,521 Est. Cost $26.96 Unrealized
Discovery Laboratories Inc. 0.0%
Value $2.976M Shares 1,518,617 Est. Cost $1.52 Unrealized
ENTA Enanta Pharmaceuticals 0.0%
Value $2.865M Shares 125,000 Est. Cost $19.50 Unrealized -2.0%
Receptos Inc. 0.0%
Value $2.597M Shares 100,000 Est. Cost $19.89 Unrealized
SGMO Sangamo 0.0%
Value $1.854M Shares 176,707 Est. Cost $9.93 Unrealized 0.0%
Rigel Pharmaceuticals 0.0%
Value $1.79M Shares 500,000 Est. Cost $3.58 Unrealized
OSUR Orasure Technologies Inc. 0.0%
Value $1.463M Shares 243,467 Est. Cost $4.46 Unrealized +12.3%
Achillion 0.0%
Value $1.374M Shares 455,000 Est. Cost $8.18 Unrealized
Tesaro Inc. 0.0%
Value $1.209M Shares 31,218 Est. Cost $32.74 Unrealized
FOLD Amicus Therapeutics 0.0%
Value $1.195M Shares 515,072 Est. Cost $3.07 Unrealized -18.4%
Chemocentryx Inc. 0.0%
Value $1.112M Shares 200,000 Est. Cost $14.14 Unrealized
Ziopharm Oncology Inc. 0.0%
Value $1.002M Shares 254,199 Est. Cost $2.11 Unrealized
Epizyme Inc. 0.0%
Value $800K Shares 20,000 Est. Cost $28.15 Unrealized
Cubist Pharmaceuticals Inc. 0.0%
Value $318K Shares 5,000 Est. Cost $48.20 Unrealized
Salix Pharmaceuticals, Inc. 0.0%
Value $242K Shares 3,621 Est. Cost $66.16 Unrealized
Cyclacel Pharmaceuticals Pfd. Conv. Ex 6% 0.0%
Value $177K Shares 20,979 Est. Cost $7.20 Unrealized