DEERFIELD MANAGEMENT COMPANY, L.P. Q1 2025 Filing

Filed May 15, 2025

Portfolio Value

$5.1T

Holdings

123

Report Date

Q1 2025

Filing Type

13F-HR

All Holdings (123 positions)

#StockSharesValue% PortfolioType
1
NUVLNUVALENT INC
17,991,024$1.3T25.19%
2
VTRSVIATRIS INC
23,991,594$209.0B4.13%
3
IART 0.5 08/15/25INTEGRA LIFESCIENCES HLDGS C
174,364,000$171.0B3.38%
4
NBIXNEUROCRINE BIOSCIENCES INC
1,489,000$164.7B3.25%
5
CNCCENTENE CORP DEL
2,671,921$162.2B3.20%
6
OSCROSCAR HEALTH INC
11,840,818$155.2B3.06%
7
MRUSMERUS N V
3,173,928$133.6B2.64%
8
SPRYARS PHARMACEUTICALS INC
10,514,657$132.3B2.61%
9
ACCD 0.5 04/01/26ACCOLADE INC
132,598,000$130.6B2.58%
10
ALNY 1 09/15/27ALNYLAM PHARMACEUTICALS INC
110,000,000$126.9B2.50%
11
RVMDREVOLUTION MEDICINES INC
3,317,332$117.3B2.32%
12
MIRM 4 05/01/29MIRUM PHARMACEUTICALS INC
70,000,000$114.5B2.26%
13
AHCOADAPTHEALTH CORP
9,711,410$105.3B2.08%
14
INDIVIOR PLC
10,567,160$100.7B1.99%
15
B7SBROOKDALE SR LIVING INC
15,612,264$97.7B1.93%
16
ALHCALIGNMENT HEALTHCARE INC
4,567,473$85.0B1.68%
17
UTHUNITED THERAPEUTICS CORP DEL
275,226$84.8B1.68%
18
PFEPFIZER INC
3,347,296$84.8B1.67%
19
NAMSNEWAMSTERDAM PHARMA COMPANY
4,103,957$84.0B1.66%
20
CPRXCATALYST PHARMACEUTICALS INC
3,422,149$83.0B1.64%
21
DVAXDYNAVAX TECHNOLOGIES CORP
5,191,493$67.3B1.33%
22
BAXBAXTER INTL INC
1,923,100$65.8B1.30%
23
LEGNLEGEND BIOTECH CORP
1,743,555$59.2B1.17%
24
BUWABIO RAD LABS INC
226,070$55.1B1.09%
25
IDYAIDEAYA BIOSCIENCES INC
3,267,551$53.5B1.06%
26
EWTXEDGEWISE THERAPEUTICS INC
2,078,509$45.7B0.90%
27
LRMRLARIMAR THERAPEUTICS INC
21,231,974$45.6B0.90%
28
EHABENHABIT INC
4,997,746$43.9B0.87%
29
ALNYALNYLAM PHARMACEUTICALS INC
145,000$39.2B0.77%
30
BCRXBIOCRYST PHARMACEUTICALS INC
5,189,665$38.9B0.77%
31
IRONDISC MEDICINE INC
782,333$38.8B0.77%
32
CNMDCONMED CORP
611,000$36.9B0.73%
33
LNTH 2.625 12/15/27LANTHEUS HLDGS INC
25,255,000$35.6B0.70%
34
NVSTENVISTA HOLDINGS CORPORATION
2,024,943$35.0B0.69%
35
IM8NINSMED INC
458,000$34.9B0.69%
36
EMBCEMBECTA CORP
2,720,535$34.7B0.68%
37
CMRXEURCHIMERIX INC
3,771,342$32.1B0.63%
38
PHVSPHARVARIS N V
2,017,464$31.7B0.63%
39
CGEMCULLINAN THERAPEUTICS INC
3,860,839$29.2B0.58%
40
INMDINMODE LTD
1,578,708$28.0B0.55%
41
PHRPHREESIA INC
1,009,844$25.8B0.51%
42
VERAVERA THERAPEUTICS INC
1,050,000$25.2B0.50%
43
IMCR 2.5 02/01/30IMMUNOCORE HLDGS PLC
30,000,000$25.2B0.50%
44
LQDALIQUIDIA CORPORATION
1,616,778$23.8B0.47%
45
DAWNDAY ONE BIOPHARMACEUTICALS I
2,960,740$23.5B0.46%
46
PRAXPRAXIS PRECISION MEDICINES I
619,931$23.5B0.46%
47
LNTHLANTHEUS HLDGS INC
240,218$23.4B0.46%
48
YB4PSAVARA INC
7,964,000$22.1B0.44%
49
CGONCG ONCOLOGY INC
850,695$20.8B0.41%
50
ESTAESTABLISHMENT LABS HLDGS INC
500,000$20.4B0.40%Put
51
CERTCERTARA INC
2,022,616$20.0B0.40%
52
XERSXERIS BIOPHARMA HOLDINGS INC
10,500,000$19.9B0.39%
53
IARTINTEGRA LIFESCIENCES HLDGS C
794,865$17.5B0.35%
54
BEAMBEAM THERAPEUTICS INC
877,809$17.1B0.34%
55
KYMRKYMERA THERAPEUTICS INC
593,000$16.2B0.32%
56
COGTCOGENT BIOSCIENCES INC
2,633,862$15.8B0.31%
57
MREOMEREO BIOPHARMA GROUP PLC
6,710,429$15.1B0.30%
58
CONCONCENTRA GROUP HOLDINGS PAR
650,000$14.1B0.28%
59
MTSRMETSERA INC
500,000$13.6B0.27%
60
DCGODOCGO INC
5,051,500$13.3B0.26%
61
TXG10X GENOMICS INC
1,503,594$13.1B0.26%
62
LUNGPULMONX CORP
1,890,000$12.7B0.25%
63
BBNXBETA BIONICS INC
1,016,000$12.4B0.25%
64
ZBIOZENAS BIOPHARMA INC
1,562,942$12.3B0.24%
65
FHTXFOGHORN THERAPEUTICS INC
3,255,514$11.9B0.23%
66
NVCRNOVOCURE LTD
650,119$11.6B0.23%
67
OPKOPKO HEALTH INC
6,906,362$11.5B0.23%
68
DCTHDELCATH SYS INC
813,106$10.4B0.20%
69
GHRSGH RESEARCH PLC
925,000$10.2B0.20%
70
RXSTRXSIGHT INC
392,332$9.9B0.20%
71
SLPSIMULATIONS PLUS INC
354,089$8.7B0.17%
72
DYNDYNE THERAPEUTICS INC
812,408$8.5B0.17%
73
PCVXVAXCYTE INC
225,000$8.5B0.17%
74
SIONSIONNA THERAPEUTICS INC
747,000$7.8B0.15%
75
SYRESPYRE THERAPEUTICS INC
450,000$7.3B0.14%
76
GPCRSTRUCTURE THERAPEUTICS INC
373,407$6.5B0.13%
77
NPCENEUROPACE INC
500,000$6.1B0.12%
78
CATXPERSPECTIVE THERAPEUTICS INC
2,829,413$6.0B0.12%
79
NGNENEUROGENE INC
446,880$5.2B0.10%
80
TOITHE ONCOLOGY INSTITUTE INC
3,360,052$3.8B0.08%
81
HLVXHILLEVAX INC
1,882,654$2.7B0.05%
82
CALCCALCIMEDICA INC
1,300,000$2.5B0.05%
83
PHGEBIOMX INC
2,494,108$1.4B0.03%
84
ALECALECTOR INC
1,055,192$1.3B0.03%
85
ANNXANNEXON INC
583,913$1.1B0.02%
86
TWSTTWIST BIOSCIENCE CORP
23,827$935.4M0.02%
87
NAMSNEWAMSTERDAM PHARMA COMPANY
92,787$834.2M0.02%
88
HUMHUMANA INC
917$242.6M0.00%
89
JOEST JOE CO
4,473$210.0M0.00%
90
DXCDXC TECHNOLOGY CO
11,883$202.6M0.00%
91
XPOFXPONENTIAL FITNESS INC
23,097$192.4M0.00%
92
FPIFARMLAND PARTNERS INC
16,863$188.0M0.00%
93
HNRGHALLADOR ENERGY COMPANY
13,713$168.4M0.00%
94
KWE1RING ENERGY INC
127,376$146.5M0.00%
95
QSIAWQUANTUM SI INC
333,333$133.3M0.00%
96
MFAMFA FINL INC
10,935$112.2M0.00%
97
WOOFPETCO HEALTH & WELLNESS CO I
35,446$108.1M0.00%
98
BLZEBACKBLAZE INC
21,475$103.7M0.00%
99
VIRVIR BIOTECHNOLOGY INC
15,728$101.9M0.00%
100
MAXMEDIAALPHA INC
10,795$99.7M0.00%
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