BAKER BROS. ADVISORS LP Q1 2016 Filing

Filed May 16, 2016

Portfolio Value

$9.5B

Holdings

134

Report Date

Q1 2016

Filing Type

13F-HR

All Holdings (134 positions)

#StockSharesValue% PortfolioType
1
INCYIncyte Corporation
23,498,460$1.7T17959.44%
2
SGENEURSeattle Genetics, Inc.
43,235,267$1.5T15999.89%
3
ALXNAlexion Pharmaceuticals, Inc.
6,542,599$910.9B9606.11%
4
ABBVAbbVie Inc.
14,373,538$821.0B8658.58%
5
ACADACADIA Pharmaceuticals Inc.
24,213,838$677.0B7139.97%
6
Incyte Corporation Notes 1.25% 11/15/2020 144A
274,500,000$432.1B4557.53%
7
Incyte Corporation Notes 0.375% 11/15/2018 144A
259,000,000$397.9B4196.78%
8
BMRNBioMarin Pharmaceutical Inc.
4,806,483$396.4B4180.92%
9
Genomic Health, Inc.
13,659,832$338.4B3568.34%
10
Anacor Pharmaceuticals, Inc.
5,122,375$273.8B2887.45%
11
DBV Technologies S.A.
5,509,560$179.3B1891.31%
12
Acorda Therapeutics, Inc.
3,661,082$96.8B1021.25%
13
BioMarin Pharmaceutical Inc. Notes 1.875% 4/23/2017
22,379,000$89.8B947.31%
14
Clovis Oncology Inc. 2.5% 9/15/2021
129,300,000$87.8B925.97%
15
GILD 1.625 05/01/16 DGilead Sciences, Inc. 1.625% 5/1/16
20,944,000$85.9B905.53%
16
CERSCerus Corporation
13,553,275$80.4B847.61%
17
Anacor Pharmaceuticals Inc. 2.0% 15 OCT 2021
42,000,000$75.3B794.52%
18
Xenoport, Inc. Notes 2.5% 2/1/2022
100,000,000$73.4B774.47%
19
MRTXEURMirati Therapeutics, Inc.
3,268,556$69.9B737.67%
20
Acorda Therapeutics, Inc. Notes 1.75% 6/15/2021
77,083,000$68.5B721.95%
21
Aquinox Pharmaceuticals, Inc.
7,752,487$68.4B721.12%
22
NVTA1EURInvitae Corporation
6,554,967$67.1B707.20%
23
ONCBeiGene, Ltd.
1,912,680$56.1B591.23%
24
HRTXHeron Therapeutics, Inc.
2,907,784$55.2B582.35%
25
Bellicum Pharmaceuticals, Inc.
4,865,647$45.5B479.79%
26
BCRXBioCryst Pharmaceuticals, Inc.
15,010,534$42.5B448.00%
27
IMGNEURImmunoGen, Inc.
4,452,445$37.9B400.07%
28
Spark Therapeutics, Inc.
1,262,382$37.3B392.88%
29
NBIXNeurocrine Biosciences, Inc.
895,422$35.4B373.48%
30
Versartis, Inc.
3,199,559$25.7B270.62%
31
GBYSangamo BioSciences, Inc.
4,055,876$24.5B258.78%
32
Advanced Accelerator Applications S.A.
615,033$21.5B227.14%
33
Exelixis, Inc. Notes 4.25% 8/15/2019
20,000,000$19.8B208.55%
34
Achillion Pharmaceuticals, Inc.
2,475,515$19.1B201.55%
35
IM8NInsmed Incorporated
1,500,000$19.0B200.43%
36
Progenics Pharmaceuticals, Inc.
4,350,808$19.0B200.06%
37
HALOHalozyme Therapeutics, Inc.
1,931,057$18.3B192.86%
38
TGTXTG Therapeutics, Inc.
2,003,991$17.1B180.07%
39
ITCIEURIntra-Cellular Therapies, Inc.
609,166$16.9B178.60%
40
XenoPort, Inc.
3,475,672$15.7B165.31%
41
Medivation, Inc.
329,876$15.2B159.96%
42
bluebird bio, Inc.
352,943$15.0B158.19%
43
Foamix Pharmaceuticals Ltd.
2,241,702$14.6B154.14%
44
BioMarin Pharmaceutical Inc. Notes 0.75% 10/15/2018
12,228,000$14.1B148.96%
45
Idera Pharmaceuticals, Inc.
6,990,189$13.8B145.97%
46
Aegerion Pharmaceuticals, Inc. Notes 2.0% 8/15/2019
26,517,000$13.5B142.65%
47
ARRYEURArray BioPharma Inc.
4,310,666$12.7B134.11%
48
GLPGGalapagos NV
303,394$12.7B133.81%
49
AGIOAgios Pharmaceuticals, Inc.
307,915$12.5B131.84%
50
NVAXNovavax, Inc.
2,379,254$12.3B129.48%
51
Corsicanto Ltd. 3.5% 1/15/2032
15,000,000$12.1B127.64%
52
XNCRXencor, Inc.
872,072$11.7B123.42%
53
Derma Sciences, Inc.
3,752,390$11.6B122.67%
54
OMEROmeros Corporation
749,250$11.5B121.21%
55
EX9Exelixis, Inc.
2,580,000$10.3B108.84%
56
Dimension Therapeutics, Inc.
1,251,881$9.8B103.37%
57
GBTUSDGlobal Blood Therapeutics, Inc.
600,000$9.5B100.36%
58
ASNDAscendis Pharma A/S
505,521$9.4B98.89%
59
Zogenix, Inc.
1,000,000$9.2B97.45%
60
Alcobra Ltd.
2,336,359$8.9B93.39%
61
ALKSAlkermes plc
250,251$8.6B90.23%
62
aTyr Pharma, Inc.
2,137,606$8.4B88.82%
63
LGNDLigand Pharmaceuticals Incorporated
73,386$7.9B82.88%
64
RAREUltragenyx Pharmaceutical Inc.
123,894$7.8B82.72%
65
SG7Sage Therapeutics, Inc.
224,048$7.2B75.75%
66
MGNXMacroGenics, Inc.
363,676$6.8B71.91%
67
CNCEEURConcert Pharmaceuticals, Inc.
495,908$6.8B71.44%
68
PRQRProQR Therapeutics N.V.
1,349,719$6.6B69.47%
69
CPRXCatalyst Pharmaceuticals, Inc.
5,498,459$6.4B67.84%
70
Dermira, Inc.
275,000$5.7B59.98%
71
Akari Therapeutics plc
395,882$5.5B58.45%
72
Lion Biotechnologies, Inc.
1,066,285$5.4B57.13%
73
Endocyte, Inc.
1,695,865$5.3B55.44%
74
ARWRArrowhead Pharmaceuticals, Inc.
1,009,509$4.9B51.32%
75
NeuroDerm Ltd.
305,000$4.3B45.42%
76
NTRANatera, Inc.
450,000$4.3B45.18%
77
Vitae Pharmaceuticals, Inc.
637,597$4.2B44.58%
78
Ignyta, Inc.
571,000$3.9B40.77%
79
Loxo Oncology, Inc.
137,735$3.8B39.72%
80
Trevena, Inc.
450,000$3.7B39.25%
81
AERIEURAerie Pharmaceuticals, Inc.
299,356$3.6B38.39%
82
Aimmune Therapeutics, Inc.
250,000$3.4B35.75%
83
Medgenics Inc.
765,000$3.4B35.50%
84
MCRB1EURSeres Therapeutics, Inc.
125,000$3.3B35.01%
85
Curis, Inc.
1,999,303$3.2B33.95%
86
Nabriva Therapeutics AG
350,000$3.1B33.07%
87
Juno Therapeutics, Inc.
80,000$3.0B32.13%
88
Osiris Therapeutics, Inc.
499,193$2.9B30.06%
89
Epizyme, Inc.
232,481$2.8B29.72%
90
InVivo Therapeutics Holdings Corp.
400,000$2.8B29.44%
91
QUREuniQure N.V.
230,000$2.7B28.81%
92
Adamas Pharmaceuticals, Inc.
172,630$2.5B26.32%
93
Sunesis Pharmaceuticals, Inc.
4,450,000$2.4B25.34%
94
Array BioPharma Inc. Notes 3.0% 6/1/2020
3,000,000$2.4B25.12%
95
Protalix BioTherapeutics, Inc. Notes 4.5% 9/15/18
3,423,000$2.3B24.61%
96
ISIIonis Pharmaceuticals, Inc.
57,140$2.3B24.40%
97
Proteon Therapeutics Inc.
298,591$2.3B24.37%
98
ENTAEnanta Pharmaceuticals, Inc.
75,357$2.2B23.34%
99
AUPHAurinia Pharmaceuticals Inc.
711,499$2.1B21.96%
100
TREURTrillium Therapeutics Inc.
211,792$2.0B20.66%
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