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Institutional Investment Manager
BAKER BROS. ADVISORS LP
BAKER BROS. ADVISORS LP (CIK: 0001263508) incorporated in Delaware, located at 860 Washington Street, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q3)
Original 13F HR (0001144204-15-065993) filed in 2015.11.16
#
Name
Shares
Value ($)
%
Options
Notes
51 XENCOR INC COM 872,072 10,665 0.10%
52 LION BIOTECHNOLOGIES INC COM 1,817,429 10,468 0.10%
53 ALCOBRA LTD 1,639,871 9,905 0.09%
54 AKARI THERAPEUTICS PLC 395,882 9,499 0.09%
55 CONCERT PHARMACEUTICALS INCORPORATED 495,908 9,308 0.09%
56 OSIRIS THERAPEUTICS INC NEW COM 499,193 9,220 0.09%
57 GLOBAL BLOOD THERAPEUTICS INCORPORATED 200,000 8,432 0.08%
58 Ascendis Pharma 435,540 7,709 0.07%
59 MACROGENICS INC 347,776 7,449 0.07%
60 AGIOS PHARMACEUTICALS INC 100,000 7,059 0.07%
61 DERMIRA INC COM 275,000 6,419 0.06%
62 AIMMUNE THERAPEUTICS INC COM 250,000 6,330 0.06%
63 NEURODERM LTD 305,000 6,304 0.06%
64 LIGAND PHARMACEUTICALS INC 73,386 6,286 0.06%
65 ENDOCYTE INC 1,356,552 6,213 0.06%
66 Arrowhead Pharma Inc 1,009,509 5,815 0.05%
67 AERIE PHARMACEUTICALS INC COM 299,356 5,311 0.05%
68 IGNYTA INC COM 571,000 5,013 0.05%
69 TREVENA INC 450,000 4,658 0.04%
70 SAGE THERAPEUTICS INC 105,000 4,444 0.04%
71 CHIMERIX INC 115,216 4,401 0.04%
72 AMARIN CORP PLC 2,205,710 4,257 0.04%
73 Sierra Oncology, Inc. 200,000 4,104 0.04%
74 Curis, Inc 1,999,303 4,039 0.04%
75 Proteon Therapeutics Inc 274,617 3,820 0.04%
76 SERES THERAPEUTICS INC 125,000 3,705 0.03%
77 OMEROS CORP 336,226 3,685 0.03%
78 ADR - Nabriva Therapeutics AG- Usd 350,000 3,325 0.03%
79 JUNO THERAPEUTICS INC COM 80,000 3,255 0.03%
80 CYTRX CORP 1,319,989 3,128 0.03%
81 EPIZYME INC COM 232,481 2,990 0.03%
82 STEMLINE THERAPEUTICS INC 333,497 2,945 0.03%
83 MAST THERAPEUTICS INC COM 4,707,464 2,730 0.03%
84 ENANTA PHARMACEUTICALS INC 75,357 2,723 0.03%
85 Natera, Inc. 250,000 2,713 0.03%
86 Sunesis Pharmaceuticals I 3,200,000 2,592 0.02%
87 AFFIMED N V COM 400,000 2,468 0.02%
88 ASSEMBLY BIOSCIENCES INC 250,000 2,390 0.02%
89 IONIS PHARMACEUTICAL 57,140 2,310 0.02%
90 KARYOPHARM THERAPEUTICS INC COM 216,990 2,285 0.02%
91 VITAE PHARMACEUTICALS INC 187,597 2,065 0.02%
92 AURINIA PHARMACEUTICALS INC 711,499 1,999 0.02%
93 DYNAVAX TECHNOLOGIES CORP 75,000 1,841 0.02%
94 BELLEROPHON THERAPEUTICS INC 352,928 1,832 0.02%
95 IMMUNE DESIGN CORP 148,937 1,817 0.02%
96 IRONWOOD PHARMACEUTICALS INC 169,163 1,763 0.02%
97 LOXO ONCOLOGY INC COM 100,000 1,748 0.02%
98 MEDIWOUND ORD 225,000 1,717 0.02%
99 Marinus Pharmaceuticals Inc 200,000 1,668 0.02%
100 PALATIN TECHNOLOGIES INC COM 2,050,000 1,661 0.02%
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