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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 (2016Q1)
Original 13F HR (0001140361-16-065661) filed in 2016.05.16
#
Name
Shares
Value ($)
%
Options
Notes
51 NOVAVAX INC 2,456,261 12,674 0.54%
52 REGENXBIO INC COM 1,169,042 12,626 0.54%
53 IMPRIVATA INC 983,366 12,420 0.53%
54 CYTOMX THERAPEUTICS INC COM 943,433 12,170 0.52%
55 ALIMERA SCIENCES INC 5,878,015 10,287 0.44%
56 PROTEON THERAPEUTICS INC 1,265,343 9,794 0.42%
57 MACROGENICS INC 517,920 9,711 0.41%
58 INVUITY INC 1,327,009 9,581 0.41%
59 ENDOCHOICE HLDGS INC 1,823,309 9,499 0.40%
60 ACCELERON PHARMA INC 353,491 9,329 0.40%
61 NANOSTRING TECHNOLOGIES INC 606,222 9,227 0.39%
62 ESSA Pharma 2,587,215 8,408 0.36%
63 CEPHEID 7,750,000 6,917 0.29% PRN
64 LOXO ONCOLOGY INC COM 251,000 6,862 0.29%
65 SELECT MED HLDGS CORP COM 559,097 6,603 0.28%
66 Foamix Pharmaceuticals Ltd. 948,934 6,187 0.26%
67 GENOCEA BIOSCIENCES INC 787,257 6,093 0.26%
68 ARALEZ PHARMACEUTICALS INC 1,644,583 5,838 0.25%
69 JAZZ INVESTMENTS I LTD 5,000,000 5,111 0.22% PRN
70 RIGEL PHARMACEUTICALS INC 2,397,855 4,988 0.21%
71 NEOS THERAPEUTICS INC COM 458,332 4,945 0.21%
72 ENDOLOGIX INC 569,895 4,764 0.20%
73 ABIOMED INC 49,797 4,721 0.20%
74 Oxford Immunotec Global PLC 464,541 4,604 0.20%
75 CAS MED SYS INC 3,200,000 4,544 0.19%
76 Egalet Corp 597,123 4,096 0.17%
77 ALCOBRA LTD 1,069,914 4,055 0.17%
78 MYOKARDIA INC COM 374,800 4,014 0.17%
79 PSIVIDA CORP 1,492,824 4,001 0.17%
80 SCYNEXIS INC 848,000 3,417 0.15%
81 STEADYMED LTD 1,346,744 3,313 0.14%
82 Catabasis Pharmaceuticals Inc 643,580 3,244 0.14%
83 TONIX PHARMACEUTICALS HOLDING 1,315,551 3,170 0.13%
84 ACURA PHARMACEUTICALS INC 1,025,641 2,903 0.12%
85 Tracon Pharmaceuticals Inc 397,085 2,776 0.12%
86 ARDELYX INC COM 275,000 2,137 0.09%
87 VOYAGER THERAPEUTICS INC 235,294 2,054 0.09%
88 ALDEYRA THERAPEUTICS INC 471,259 1,975 0.08%
89 TRILLIUM THERAPEUTICS INC 172,307 1,594 0.07%
90 Agile Therapeutics, Inc. 250,000 1,553 0.07%
91 TRUPANION INC 155,236 1,529 0.07%
92 ALPHATEC HOLDINGS INC 4,982,738 1,196 0.05%
93 CAREDX INC 229,000 1,136 0.05%
94 ALLERGAN PLC 3,500 938 0.04%
95 STREAMLINE HEALTH SOLUTIONS COM 662,971 935 0.04%
96 VERACYTE INC 165,097 892 0.04%
97 CIDARA THERAPEUTICS INC 68,779 873 0.04%
98 CORSICANTO LTD 1,000,000 821 0.03% PRN
99 PFIZER INC 25,000 741 0.03%
100 ALLIQUA BIOMEDICAL INC 667,246 547 0.02%
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