DEERFIELD MANAGEMENT COMPANY, L.P. Q1 2019 Filing

Filed May 15, 2019

Portfolio Value

$2.6T

Holdings

93

Report Date

Q1 2019

Filing Type

13F-HR

All Holdings (93 positions)

#StockSharesValue% PortfolioType
1
HORIZON PHARMA PLC
6,462,634$170.8B6.55%
2
FIXXEURHOMOLOGY MEDICINES INC
5,227,035$144.9B5.56%
3
ORTXUSDORCHARD THERAPEUTICS PLC
8,023,600$143.5B5.50%
4
HORIZON PHARMA INVT LTD
116,032,000$131.5B5.04%
5
NEVRO CORP
100,000,000$100.9B3.87%
6
PORTOLA PHARMACEUTICALS INC
2,617,543$90.8B3.48%
7
MYLAN N V
3,199,789$90.7B3.48%
8
AERIEURAERIE PHARMACEUTICALS INC
1,608,785$76.4B2.93%
9
IMMUNOMEDICS INC
3,794,783$72.9B2.80%
10
INTERSECT ENT INC
2,005,964$64.5B2.47%
11
XLRNACCELERON PHARMA INC
1,255,174$58.5B2.24%
12
INTERCEPT PHARMACEUTICALS IN
57,791,000$57.2B2.19%
13
ANABANAPTYSBIO INC
743,439$54.3B2.08%
14
BCRXBIOCRYST PHARMACEUTICALS
6,537,566$53.2B2.04%
15
MYOKARDIA INC
997,000$51.8B1.99%
16
ARGXARGENX SE
393,750$49.2B1.88%
17
SRPTSAREPTA THERAPEUTICS INC
386,000$46.0B1.76%
18
DIPLOMAT PHARMACY INC
7,049,297$41.0B1.57%
19
2L9BLUEPRINT MEDICINES CORP
506,865$40.6B1.56%
20
AXGNAXOGEN INC
1,767,006$37.2B1.43%
21
ALECALECTOR INC
1,956,923$36.6B1.40%
22
NVROEURNEVRO CORP
579,463$36.2B1.39%
23
CNCCENTENE CORP DEL
667,000$35.4B1.36%
24
ACRSACLARIS THERAPEUTICS INC
5,893,416$35.3B1.35%
25
B7SBROOKDALE SR LIVING INC
5,161,355$34.0B1.30%
26
RA PHARMACEUTICALS INC
1,502,000$33.6B1.29%
27
RETAEURREATA PHARMACEUTICALS INC
364,000$31.1B1.19%
28
FATEFATE THERAPEUTICS INC
1,702,897$29.9B1.15%
29
VCELVERICEL CORP
1,689,000$29.6B1.13%
30
SEMSELECT MED HLDGS CORP
2,043,527$28.8B1.10%
31
KEMPHARM INC
65,423,000$28.7B1.10%
32
EDITEDITAS MEDICINE INC
1,158,841$28.3B1.09%
33
EHTHEHEALTH INC
439,609$27.4B1.05%
34
NTRANATERA INC
1,322,834$27.3B1.05%
35
DEXCOM INC
20,000,000$26.9B1.03%
36
DFB HEALTHCARE ACQUISTION CO
2,500,000$25.4B0.97%
37
KNSAKINIKSA PHARMACEUTICALS LTD
1,310,259$23.7B0.91%
38
XERIS PHARMACEUTICALS INC
2,355,136$23.6B0.91%
39
SIENUSDSIENTRA INC
2,730,632$23.4B0.90%
40
WRIGHT MED GROUP N V
13,625,000$21.1B0.81%
41
GLPGGALAPAGOS NV
176,958$20.8B0.80%
42
EXASEXACT SCIENCES CORP
15,000,000$20.5B0.79%
43
AUDENTES THERAPEUTICS INC
493,901$19.3B0.74%
44
KALVKALVISTA PHARMACEUTICALS INC
650,000$18.6B0.71%
45
MRTXEURMIRATI THERAPEUTICS INC
252,200$18.5B0.71%
46
GKOSGLAUKOS CORP
227,762$17.9B0.68%
47
ASNDASCENDIS PHARMA A S
144,194$17.0B0.65%
48
ADUSADDUS HOMECARE CORP
252,915$16.1B0.62%
49
UHSUNIVERSAL HLTH SVCS INC
119,000$15.9B0.61%
50
WVEWAVE LIFE SCIENCES LTD
394,737$15.3B0.59%
51
ELVANTHEM INC
53,000$15.2B0.58%
52
DCPHEURDECIPHERA PHARMACEUTICALS IN
607,633$14.1B0.54%
53
MOR2MORPHOSYS AG
600,000$13.6B0.52%
54
ARVNARVINAS INC
921,234$13.6B0.52%
55
DBV TECHNOLOGIES S A
1,701,222$13.1B0.50%
56
MOHMOLINA HEALTHCARE INC
86,000$12.2B0.47%
57
SYROS PHARMACEUTICALS INC
1,268,945$11.6B0.44%
58
SWAVUSDSHOCKWAVE MED INC
312,146$10.4B0.40%
59
NVTA1EURINVITAE CORP
413,200$9.7B0.37%
60
ALLOALLOGENE THERAPEUTICS INC
326,797$9.4B0.36%
61
ARDXARDELYX INC
3,284,298$9.2B0.35%
62
PTCTPTC THERAPEUTICS INC
237,000$8.9B0.34%
63
SYNLOGIC INC
1,107,643$8.4B0.32%
64
RYTMRHYTHM PHARMACEUTICALS INC
291,005$8.0B0.31%
65
INSPINSPIRE MED SYS INC
139,000$7.9B0.30%
66
NUVASIVE INC
7,000,000$7.8B0.30%
67
ATNXEURATHENEX INC
621,859$7.6B0.29%
68
TELIGENT INC NEW
9,567,000$6.5B0.25%
69
ALIMERA SCIENCES INC
6,052,935$6.4B0.25%
70
PFENEX INC
918,187$5.7B0.22%
71
AXOVANT SCIENCES LTD
3,970,326$5.3B0.20%
72
RCKTROCKET PHARMACEUTICALS INC
280,000$4.9B0.19%
73
NEOS THERAPEUTICS INC
1,799,141$4.7B0.18%
74
CLOVIS ONCOLOGY INC
5,000,000$4.6B0.18%
75
MGTXMEIRAGTX HOLDINGS PLC
234,000$4.0B0.15%
76
AGLEUSDAEGLEA BIOTHERAPEUTICS INC
500,046$4.0B0.15%
77
AVDLAVADEL PHARMACEUTICALS PLC
2,722,241$3.9B0.15%
78
ITAMAR MED LTD
314,136$3.6B0.14%
79
AAC HLDGS INC
1,936,027$3.6B0.14%
80
CONSTELLATION PHARMCETICLS I
253,400$3.4B0.13%
81
NVLSEURALPINE IMMUNE SCIENCES INC
475,450$3.3B0.13%
82
OSMOTICA PHARMACEUTICALS PLC
846,048$3.0B0.12%
83
HARPOON THERAPEUTICS INC
285,000$2.7B0.10%
84
STIMNEURONETICS INC
159,000$2.4B0.09%
85
TNDMTANDEM DIABETES CARE INC
35,500$2.3B0.09%
86
YB4PSAVARA INC
250,000$1.8B0.07%
87
EYENOVIA INC
300,000$1.8B0.07%
88
IGI LABORATORIES INC
1,733,000$1.7B0.06%
89
MENLO THERAPEUTICS INC
198,451$1.6B0.06%
90
KIDSORTHOPEDIATRICS CORP
32,000$1.4B0.05%
91
MELINTA THERAPEUTICS INC
356,952$1.3B0.05%
92
PROTEON THERAPEUTICS INC
1,224,899$616.0M0.02%
93
EYEPOINT PHARMACEUTICALS INC
226,802$406.0M0.02%