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Institutional Investment Manager
PERCEPTIVE ADVISORS LLC
PERCEPTIVE ADVISORS LLC (CIK: 0001224962) incorporated in Delaware, located at 51 Astor Place, 10th Floor, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q2)
Portfolio Summary: 117 holdings with a total value of $1,019,307,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 ARNO THERAPEUTIC INC 2,034,721 3,621,000 0.36%
52 APPLIED GENETIC TECHNOL CORP 146,978 3,395,000 0.33%
53 CHIMERIX INC 148,000 3,241,000 0.32%
54 AEGERION PHARMACEUTICALS INC 100,000 3,209,000 0.31% Call
55 TESARO INCORPORATED 100,000 3,111,000 0.31% Put
56 ZELTIQ AESTHETICS INC 201,628 3,065,000 0.30%
57 VERTEX PHARMACEUTICALS INC 30,000 2,840,000 0.28% Put
58 MGC DIAGNOSTICS CORP 316,459 2,652,000 0.26%
59 QUOTIENT LTD 300,000 2,499,000 0.25%
60 ACASTI PHARMA INC 2,566,785 2,437,000 0.24%
61 FIVE PRIME THERAPEUTICS INC 150,000 2,333,000 0.23%
62 COVIDIEN PLC 25,000 2,255,000 0.22%
63 KARYOPHARM THERAPEUTICS INC COM 45,643 2,125,000 0.21%
64 ACHILLION PHARMACEUTICALS IN 280,000 2,120,000 0.21%
65 GENVEC INC 820,000 2,107,000 0.21%
66 SMITH & NEPHEW PLC 22,963 2,050,000 0.20%
67 UROPLASTY INC 668,287 1,791,000 0.18%
68 LIGAND PHARMACEUTICALS INC 27,843 1,734,000 0.17%
69 DURECT CORP 907,064 1,651,000 0.16%
70 CHAMPIONS ONCOLOGY 1,625,744 1,625,000 0.16%
71 ANTHERA PHARMACEUTICALS INC 478,456 1,622,000 0.16%
72 OREXIGEN THERAPEUTICS INC COM 224,000 1,384,000 0.14%
73 EXELIXIS INC 400,000 1,356,000 0.13% Call
74 NEWLINK GENETICS CORP COM 50,000 1,328,000 0.13% Call
75 EPIZYME INC COM 42,602 1,326,000 0.13%
76 AQUINOX PHARMACEUTICALS INC 130,000 1,218,000 0.12%
77 SYNERON MEDICAL LTD 115,000 1,187,000 0.12%
78 INCYTE CORP 20,000 1,129,000 0.11%
79 ATHERSYS INC NEW 601,852 1,077,000 0.11%
80 OXIGENE INC 379,200 982,000 0.10%
81 ICAD INC 150,000 962,000 0.09%
82 ONCOTHYREON INC COM N/C EFF 6/ 292,779 949,000 0.09%
83 ACHAOGEN INC COM 60,000 838,000 0.08%
84 GALMED PHARMACEUTICALS LTD 75,000 731,000 0.07%
85 BIOTA PHARMACEUTIALS INC COM 253,400 722,000 0.07%
86 TRANSGENOMIC INC COM NEW 183,957 687,000 0.07%
87 STEMCELLS INC COM NEW 271,600 551,000 0.05%
88 CLOVIS ONCOLOGY INC 10,917 452,000 0.04%
89 MEDGENICS INC 55,073 428,000 0.04%
90 BIOLINERX LTD 165,698 345,000 0.03%
91 HEALTH NET INC 6,025 250,000 0.02%
92 UNIVERSAL HLTH SVCS INC 2,236 214,000 0.02%
93 Arena Pharmaceuticals, Inc 30,000 176,000 0.02% Put
94 RADNET INC COM 22,975 152,000 0.01%
95 SUNSHINE HEART INC 25,000 140,000 0.01%
96 ICON PLC 2,440 115,000 0.01%
97 Exactech Inc 4,464 113,000 0.01%
98 ENSIGN GROUP INC 3,509 109,000 0.01%
99 CHINA BIOLOGIC PRODS INC 2,400 107,000 0.01%
100 GENTIVA HEALTH SER 7,052 106,000 0.01%
Page 2 of 3

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001019056-14-001053, filed 2014.08.14).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.