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Institutional Investment Manager
DEERFIELD MANAGEMENT COMPANY, L.P.
DEERFIELD MANAGEMENT COMPANY, L.P. (CIK: 0001009258) incorporated in Delaware, located at 345 Park Avenue South, 12th Floor, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q2)
Original 13F HR (0001140361-15-032279) filed in 2015.08.14
#
Name
Shares
Value ($)
%
Options
Notes
51 NUVASIVE INC 450,272 21,334 0.71%
52 SYNERON MEDICAL LTD 1,973,945 20,963 0.70%
53 ALIMERA SCIENCES INC 4,420,580 20,379 0.68%
54 KEMPHARM INC 1,084,443 19,921 0.66%
55 NANOSTRING TECHNOLOGIES INC 1,232,696 19,008 0.63%
56 RITE AID CORP 1,890,000 15,782 0.53%
57 IMPRIVATA INC 958,152 15,675 0.52%
58 ORTHOFIX INTL N V 457,699 15,159 0.51%
59 AKORN INCORPORATED 344,667 15,048 0.50%
60 EXELIXIS INC 4,000,000 15,040 0.50% Put
61 PORTOLA PHARMACEUTICALS INC 329,837 15,024 0.50%
62 PACIRA PHARMACEUTICALS INC 212,000 14,993 0.50%
63 HUMANA INC 75,500 14,442 0.48%
64 TRUPANION INC 1,715,211 14,133 0.47%
65 GENESIS HEALTHCARE INC 2,119,616 13,989 0.47%
66 AAC HLDGS INC 303,027 13,200 0.44%
67 MIRATI THERAPEUTICS INC COM 397,660 12,514 0.42%
68 TONIX PHARMACEUTICALS HOLDING 1,315,551 11,800 0.39%
69 AXOGEN INC 3,726,439 11,701 0.39%
70 IMMUNOMEDICS INCORPORATED 2,505,872 10,174 0.34%
71 JUNO THERAPEUTICS INC 183,149 9,767 0.33%
72 Foamix Pharmaceuticals Ltd. 948,934 9,727 0.32%
73 Catabasis Pharmaceuticals Inc 738,055 9,012 0.30%
74 ALLIQUA BIOMEDICAL INC 1,679,111 8,849 0.29%
75 DERMIRA INC 496,387 8,712 0.29%
76 PACIFIC BIOSCIENCES CALIF IN 1,485,861 8,559 0.29%
77 Life Technologies Corp 461,530 8,548 0.28%
78 AMPHASTAR PHARMACEUTICALS INC COM 448,532 7,885 0.26%
79 ST JUDE MED INC 107,719 7,871 0.26%
80 Oxford Immunotec Global PLC 561,226 7,773 0.26%
81 GENOCEA BIOSCIENCES INC 564,257 7,747 0.26%
82 RIGEL PHARMACEUTICALS INC 2,397,855 7,697 0.26%
83 RELYPSA INC 225,000 7,445 0.25%
84 ALCOBRA LTD 1,088,449 7,118 0.24%
85 DERMA SCIENCES ORD 968,881 6,937 0.23%
86 ZS PHARMA INC 132,000 6,915 0.23%
87 ALPHATEC HOLDINGS INC 4,982,738 6,876 0.23%
88 STEADYMED LTD 1,267,577 6,744 0.22%
89 SCYNEXIS INC 692,781 6,090 0.20%
90 BioTelemetry Inc 644,300 6,076 0.20%
91 Tracon Pharmaceuticals Inc 485,000 5,495 0.18%
92 ALDEYRA THERAPEUTICS INC 690,538 5,359 0.18%
93 STREAMLINE HEALTH SOLUTIONS COM 1,822,759 5,104 0.17%
94 DBV TECHNOLOGIES S A 160,259 4,773 0.16%
95 TRINITY BIOTECH PLC 262,492 4,741 0.16%
96 Biotie Therapies Corp. 219,558 4,385 0.15%
97 VERACYTE INC 383,256 4,269 0.14%
98 CAS MED SYS INC 3,200,000 4,096 0.14%
99 INTEGRA LIFESCIENCES HLDGS CP COM NEW 59,468 4,006 0.13%
100 TRILLIUM THERAPEUTICS INC 172,307 3,760 0.13%
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