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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 (2016Q2)
Original 13F HR (0001140361-16-076356) filed in 2016.08.15
#
Name
Shares
Value ($)
%
Options
Notes
51 HEALTHWAYS INC 76,925,000 72,000 2.83% PRN
52 HEARTWARE INTL INC 40,226,000 39,689 1.56% PRN
53 HEARTWARE INTL INC 30,271,000 29,939 1.18% PRN
54 HORIZON PHARMA INVT LTD 82,600,000 75,166 2.95% PRN
55 HORIZON PHARMA PLC 13,740,261 226,302 8.89%
56 HUMANA INC 159,500 28,691 1.13%
57 Hercules Offshore Inc 2,541,686 29,356 1.15%
58 INCYTE CORP 91,000 7,278 0.29%
59 INFINITY PHARMACEUTICALS INC 1,935,942 2,575 0.10%
60 INNOCOLL HLDGS PLC 302,923 1,669 0.07%
61 INVUITY INC 1,327,009 12,646 0.50%
62 KEMPHARM INC 1,420,497 5,654 0.22%
63 LANNET INC COM NEW 895,591 21,306 0.84%
64 LOXO ONCOLOGY INC COM 251,000 5,818 0.23%
65 MOLINA HEALTHCARE INC 436,000 21,756 0.86%
66 MYLAN N V 1,339,334 57,913 2.28%
67 MYOKARDIA INC 374,800 4,648 0.18%
68 NANOSTRING TECHNOLOGIES INC 674,622 8,500 0.33%
69 NEOS THERAPEUTICS INC COM 458,332 4,253 0.17%
70 NXSTAGE MED INC COM 4,505,468 97,679 3.84%
71 Nivalis Therapeutics Inc 3,732,412 17,169 0.67%
72 OCERA THERAPEUTICS INC 572,893 1,088 0.04%
73 Oxford Immunotec Global PLC 464,541 4,181 0.16%
74 PACIFIC BIOSCIENCES CALIF IN 63,072 444 0.02%
75 PACIRA PHARMACEUTICALS INC 50,000 1,687 0.07%
76 PARATEK PHARMACEUTICALS INC 100,000 1,391 0.05%
77 PORTOLA PHARMACEUTICALS INC 3,673,727 86,700 3.41%
78 PSIVIDA CORP 1,492,824 4,225 0.17%
79 Proteon Therapeutics Inc 1,552,031 12,463 0.49%
80 REGENXBIO INC COM 1,169,042 9,352 0.37%
81 RELYPSA INC 1,670,383 30,902 1.21%
82 RENNOVA HEALTH INC 645,161 27 0.00%
83 RENNOVA HEALTH INC 176,425 111 0.00%
84 RIGEL PHARMACEUTICAL INC 2,331,366 5,199 0.20%
85 RITE AID CORP 2,611,580 19,561 0.77%
86 SCYNEXIS INC 1,773,177 3,848 0.15%
87 SELECT MED HLDGS CORP COM 1,316,944 14,315 0.56%
88 SPARK THERAPEUTICS INCORPORATED 368,000 18,816 0.74%
89 SPECTRANETICS CORP 12,731,000 11,232 0.44% PRN
90 STEADYMED LTD 1,346,744 4,404 0.17%
91 STREAMLINE HEALTH SOLUTIONS COM 662,971 796 0.03%
92 SYROS PHARMACEUTICALS INC 2,095,220 38,028 1.49%
93 Sierra Oncology, Inc. 1,608,702 3,201 0.13%
94 THRESHOLD PHARMACEUTICAL INC 2,583,160 1,641 0.06%
95 TRILLIUM THERAPEUTICS INC 172,307 1,547 0.06%
96 TRN 48,000,000 43,935 1.73% PRN
97 Tracon Pharmaceuticals Inc 67,567 296 0.01%
98 UNIVERSAL AMERN CORP NEW 4,323,000 32,768 1.29%
99 VANDA PHARMACEUTICALS INC COM 5,996,691 67,103 2.64%
100 VOYAGER THERAPEUTICS INC 235,294 2,586 0.10%
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