DEERFIELD MANAGEMENT COMPANY, L.P. Q3 2025 Filing
Filed November 14, 2025
Portfolio Value
$6.6T
Holdings
152
Report Date
Q3 2025
Filing Type
13F-HR
All Holdings (152 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | NUVLNUVALENT INC | 17,991,024 | $1.6T | 23.75% | |
| 2 | CNCCENTENE CORP DEL | 9,046,000 | $322.8B | 4.93% | |
| 3 | MRUSMERUS N V | 3,046,916 | $286.9B | 4.38% | |
| 4 | VTRSVIATRIS INC | 24,099,083 | $238.6B | 3.64% | |
| 5 | UTHUNITED THERAPEUTICS CORP DEL | 425,993 | $178.6B | 2.73% | |
| 6 | RVMDREVOLUTION MEDICINES INC | 3,650,342 | $170.5B | 2.60% | |
| 7 | —INDIVIOR PLC | 6,986,811 | $168.5B | 2.57% | |
| 8 | MIRM 4 05/01/29MIRUM PHARMACEUTICALS INC | 70,000,000 | $168.2B | 2.57% | |
| 9 | NBIXNEUROCRINE BIOSCIENCES INC | 1,184,345 | $166.3B | 2.54% | |
| 10 | COGTCOGENT BIOSCIENCES INC | 9,053,118 | $130.0B | 1.98% | |
| 11 | ISIIONIS PHARMACEUTICALS INC | 1,979,669 | $129.5B | 1.98% | |
| 12 | NAMSNEWAMSTERDAM PHARMA COMPANY | 4,266,693 | $121.3B | 1.85% | |
| 13 | VERAVERA THERAPEUTICS INC | 3,641,157 | $105.8B | 1.62% | |
| 14 | BMYBRISTOL-MYERS SQUIBB CO | 2,337,771 | $105.4B | 1.61% | |
| 15 | AHCOADAPTHEALTH CORP | 11,477,730 | $102.7B | 1.57% | |
| 16 | LRMRLARIMAR THERAPEUTICS INC | 30,606,974 | $98.9B | 1.51% | |
| 17 | B7SBROOKDALE SR LIVING INC | 11,641,642 | $98.6B | 1.51% | |
| 18 | CPRXCATALYST PHARMACEUTICALS INC | 4,974,767 | $98.0B | 1.50% | |
| 19 | LEGNLEGEND BIOTECH CORP | 2,962,338 | $96.6B | 1.47% | |
| 20 | BCRXBIOCRYST PHARMACEUTICALS INC | 12,169,000 | $92.4B | 1.41% | |
| 21 | TNDM 1.5 03/15/29 2024TANDEM DIABETES CARE INC | 100,000,000 | $87.1B | 1.33% | |
| 22 | MRKMERCK & CO INC | 1,030,000 | $86.4B | 1.32% | |
| 23 | PFEPFIZER INC | 3,303,790 | $84.2B | 1.29% | |
| 24 | IONS 1.75 06/15/28IONIS PHARMACEUTICALS INC | 60,000,000 | $82.7B | 1.26% | |
| 25 | CERTCERTARA INC | 6,739,537 | $82.4B | 1.26% | |
| 26 | INSPINSPIRE MED SYS INC | 1,047,694 | $77.7B | 1.19% | |
| 27 | SPRYARS PHARMACEUTICALS INC | 7,503,812 | $75.4B | 1.15% | |
| 28 | IM8NINSMED INC | 471,000 | $67.8B | 1.04% | |
| 29 | BUWABIO RAD LABS INC | 226,070 | $63.4B | 0.97% | |
| 30 | NEO 0.25 01/15/28NEOGENOMICS INC | 72,689,000 | $62.9B | 0.96% | |
| 31 | PHVSPHARVARIS N V | 2,442,464 | $60.9B | 0.93% | |
| 32 | IRONDISC MEDICINE INC | 919,403 | $60.8B | 0.93% | |
| 33 | IDYAIDEAYA BIOSCIENCES INC | 2,153,043 | $58.6B | 0.89% | |
| 34 | BBOTBRIDGEBIO ONCOLOGY THERAPEUT | 4,885,446 | $56.6B | 0.86% | |
| 35 | NVSTENVISTA HOLDINGS CORPORATION | 2,294,036 | $46.7B | 0.71% | |
| 36 | PRAXPRAXIS PRECISION MEDICINES I | 840,851 | $44.6B | 0.68% | |
| 37 | CRMDCORMEDIX INC | 3,323,833 | $38.7B | 0.59% | |
| 38 | EHABENHABIT INC | 4,747,746 | $38.0B | 0.58% | |
| 39 | EMBCEMBECTA CORP | 2,620,421 | $37.0B | 0.56% | |
| 40 | LIVN 2.5 03/15/29LIVANOVA PLC | 34,280,000 | $36.9B | 0.56% | |
| 41 | CELCCELCUITY INC | 733,530 | $36.2B | 0.55% | |
| 42 | CNMDCONMED CORP | 760,196 | $35.8B | 0.55% | |
| 43 | ZBIOZENAS BIOPHARMA INC | 1,562,942 | $34.7B | 0.53% | |
| 44 | NEONEOGENOMICS INC | 4,447,331 | $34.3B | 0.52% | |
| 45 | ARWRARROWHEAD PHARMACEUTICALS IN | 993,000 | $34.2B | 0.52% | |
| 46 | DAWNDAY ONE BIOPHARMACEUTICALS I | 4,705,413 | $33.2B | 0.51% | |
| 47 | KYMRKYMERA THERAPEUTICS INC | 572,258 | $32.4B | 0.49% | |
| 48 | CDNACAREDX INC | 2,191,000 | $31.9B | 0.49% | |
| 49 | ALNYALNYLAM PHARMACEUTICALS INC | 67,935 | $31.0B | 0.47% | |
| 50 | ACHCACADIA HEALTHCARE COMPANY IN | 1,189,000 | $29.4B | 0.45% | |
| 51 | SIONSIONNA THERAPEUTICS INC | 970,590 | $28.5B | 0.44% | |
| 52 | YB4PSAVARA INC | 7,964,000 | $28.4B | 0.43% | |
| 53 | IMCR 2.5 02/01/30IMMUNOCORE HLDGS PLC | 30,000,000 | $27.0B | 0.41% | |
| 54 | LNTH 2.625 12/15/27LANTHEUS HLDGS INC | 25,255,000 | $26.5B | 0.41% | |
| 55 | PHRPHREESIA INC | 1,116,752 | $26.3B | 0.40% | |
| 56 | MRNAMODERNA INC | 1,000,000 | $25.8B | 0.39% | Put |
| 57 | VCYTVERACYTE INC | 726,000 | $24.9B | 0.38% | |
| 58 | VENVENTAS INC | 354,000 | $24.8B | 0.38% | |
| 59 | BBNXBETA BIONICS INC | 1,168,415 | $23.2B | 0.35% | |
| 60 | XENEXENON PHARMACEUTICALS INC | 542,020 | $21.8B | 0.33% | |
| 61 | TSHATAYSHA GENE THERAPIES INC | 5,386,000 | $17.6B | 0.27% | |
| 62 | CGEMCULLINAN THERAPEUTICS INC | 2,927,013 | $17.4B | 0.26% | |
| 63 | FHTXFOGHORN THERAPEUTICS INC | 3,255,514 | $15.9B | 0.24% | |
| 64 | MNPRMONOPAR THERAPEUTICS INC | 159,765 | $13.0B | 0.20% | |
| 65 | EWTXEDGEWISE THERAPEUTICS INC | 765,694 | $12.4B | 0.19% | |
| 66 | OMDAOMADA HEALTH INC | 553,107 | $12.2B | 0.19% | |
| 67 | TOITHE ONCOLOGY INSTITUTE INC | 3,360,052 | $11.7B | 0.18% | |
| 68 | IARTINTEGRA LIFESCIENCES HLDGS C | 794,865 | $11.4B | 0.17% | |
| 69 | GPCRSTRUCTURE THERAPEUTICS INC | 373,407 | $10.5B | 0.16% | |
| 70 | SYRESPYRE THERAPEUTICS INC | 613,665 | $10.3B | 0.16% | |
| 71 | DCGODOCGO INC | 4,622,708 | $6.3B | 0.10% | |
| 72 | SISHOULDER INNOVATIONS INC | 482,572 | $6.1B | 0.09% | |
| 73 | JBIOJADE BIOSCIENCES INC | 531,163 | $4.6B | 0.07% | |
| 74 | AFWALIGN TECHNOLOGY INC | 32,789 | $4.1B | 0.06% | |
| 75 | PBVPRESTIGE CONSMR HEALTHCARE I | 64,563 | $4.0B | 0.06% | |
| 76 | CALCCALCIMEDICA INC | 1,300,000 | $4.0B | 0.06% | |
| 77 | UFPTUFP TECHNOLOGIES INC | 18,660 | $3.7B | 0.06% | |
| 78 | KIDSORTHOPEDIATRICS CORP | 194,109 | $3.6B | 0.05% | |
| 79 | VREXVAREX IMAGING CORP | 285,207 | $3.5B | 0.05% | |
| 80 | MMSIMERIT MED SYS INC | 41,846 | $3.5B | 0.05% | |
| 81 | HAEHAEMONETICS CORP MASS | 69,089 | $3.4B | 0.05% | |
| 82 | HTFLHEARTFLOW INC | 100,000 | $3.4B | 0.05% | |
| 83 | KVUEKENVUE INC | 193,853 | $3.1B | 0.05% | |
| 84 | ALECALECTOR INC | 1,055,192 | $3.1B | 0.05% | |
| 85 | ATRCATRICURE INC | 87,569 | $3.1B | 0.05% | |
| 86 | BSXBOSTON SCIENTIFIC CORP | 31,312 | $3.1B | 0.05% | |
| 87 | TXG10X GENOMICS INC | 261,188 | $3.1B | 0.05% | |
| 88 | RDNTRADNET INC | 39,913 | $3.0B | 0.05% | |
| 89 | IRTCIRHYTHM TECHNOLOGIES INC | 17,262 | $3.0B | 0.05% | |
| 90 | COOCOOPER COS INC | 43,110 | $3.0B | 0.05% | |
| 91 | PKNREVVITY INC | 33,541 | $2.9B | 0.04% | |
| 92 | BLFSBIOLIFE SOLUTIONS INC | 111,195 | $2.8B | 0.04% | |
| 93 | LMATLEMAITRE VASCULAR INC | 29,959 | $2.6B | 0.04% | |
| 94 | STAASTAAR SURGICAL CO | 96,989 | $2.6B | 0.04% | |
| 95 | TRUPTRUPANION INC | 57,045 | $2.5B | 0.04% | |
| 96 | DVADAVITA INC | 18,567 | $2.5B | 0.04% | |
| 97 | ISRGINTUITIVE SURGICAL INC | 5,438 | $2.4B | 0.04% | |
| 98 | WATWATERS CORP | 7,885 | $2.4B | 0.04% | |
| 99 | CRVLCORVEL CORP | 30,216 | $2.3B | 0.04% | |
| 100 | ENOVENOVIS CORPORATION | 69,213 | $2.1B | 0.03% |
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