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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 (2015Q4)
Portfolio Summary: 155 holdings with a total value of $1,351,627,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 STEMLINE THERAPEUTICS INC 78,603 496,000 0.04%
102 AVINGER INC 19,566 444,000 0.03%
103 SANOFI SPOND FUNSPONSORED ADR 50,000 395,000 0.03%
104 TRILLIUM THERAPEUTICS INC 30,000 378,000 0.03%
105 ACHAOGEN INC 60,000 344,000 0.03%
106 BOVIE MEDICAL CORP COM 162,700 342,000 0.03%
107 ARIAD PHARMACEUTICALS ORD (NMS) 50,000 313,000 0.02%
108 AMPLIPHI BIOSCIENCES CORP 74,800 298,000 0.02%
109 TANDEM DIABETES CARE INC COM 25,000 295,000 0.02%
110 Curis, Inc 100,000 291,000 0.02%
111 CHARLES RIV LABS INTL INC 3,410 274,000 0.02%
112 HEALTH NET INC 3,831 262,000 0.02%
113 TRIPLE-S MGMT CORP 10,605 254,000 0.02%
114 GILEAD SCIENCES INC 2,457 249,000 0.02%
115 PharMerica Corp 6,800 238,000 0.02%
116 MCKESSON CORP 1,179 233,000 0.02%
117 TARO PHARMACEUTICAL INDS LTD 1,493 231,000 0.02%
118 GREATBATCH INC 4,391 231,000 0.02%
119 CORVEL CORP 5,115 225,000 0.02%
120 CAMBREX CORP 4,692 221,000 0.02%
121 AMERISOURCEBERGEN CORP 2,030 211,000 0.02%
122 TENET HEALTHCARE CORP 6,927 210,000 0.02%
123 LIFEPOINT HEALTH INC 2,862 210,000 0.02%
124 MAGELLAN HEALTH INC COM NEW 3,351 207,000 0.02%
125 VCA INCORPORATED 3,731 205,000 0.02%
126 SURGICAL CARE AFFILIATES ORD 5,133 204,000 0.02%
127 BIOGEN INC 648 199,000 0.01%
128 ENSIGN GROUP INC 8,744 198,000 0.01%
129 Exactech Inc 10,734 195,000 0.01%
130 UNITEDHEALTH GROUP INC 1,640 193,000 0.01%
131 Almost Family Inc 4,889 187,000 0.01%
132 QUINTILES IMS HOLDINGS INC 2,698 185,000 0.01%
133 AMEDISYS INC 4,648 183,000 0.01%
134 COMMUNITY HEALTH SYS INC NEW 6,724 178,000 0.01%
135 NANTKWEST INC COM 10,000 173,000 0.01%
136 ICON PLC 2,213 172,000 0.01%
137 CENTENE CORP DEL 2,593 171,000 0.01%
138 AMSURG CORP 2,243 170,000 0.01%
139 MOLINA HEALTHCARE INC 2,800 168,000 0.01%
140 LHC GROUP INC 3,705 168,000 0.01%
141 LANNET INC COM NEW 4,182 168,000 0.01%
142 INFINITY PHARMACEUTICALS INC 20,000 157,000 0.01%
143 FONAR CORP 8,473 146,000 0.01%
144 DIGIRAD CORP 24,988 145,000 0.01%
145 LANTHEUS HLDGS INC 38,784 131,000 0.01%
146 MYRIAD GENETICS INC 2,500 108,000 0.01%
147 UTAH MED PRODS INC 1,828 107,000 0.01%
148 CELLECTIS S A 2,996 93,000 0.01%
149 NANOSPHERE INC 35,379 22,000 0.00%
150 ACCELERATE DIAGNOSTICS INC 750 16,000 0.00%
Page 3 of 4

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001019056-16-001109, filed 2016.02.16).

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.