DEERFIELD MANAGEMENT COMPANY, L.P. Q1 2025 Filing
Filed May 15, 2025
Portfolio Value
$5.1B
Holdings
123
Report Date
Q1 2025
Filing Type
13F-HR
All Holdings (123 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | NUVLNUVALENT INC | 17,991,024 | $1.3T | 25192.08% | |
| 2 | VTRSVIATRIS INC | 23,991,594 | $209.0B | 4125.88% | |
| 3 | IART 0.5 08/15/25INTEGRA LIFESCIENCES HLDGS C | 174,364,000 | $171.0B | 3375.90% | |
| 4 | NBIXNEUROCRINE BIOSCIENCES INC | 1,489,000 | $164.7B | 3251.54% | |
| 5 | CNCCENTENE CORP DEL | 2,671,921 | $162.2B | 3202.75% | |
| 6 | OSCROSCAR HEALTH INC | 11,840,818 | $155.2B | 3064.95% | |
| 7 | MRUSMERUS N V | 3,173,928 | $133.6B | 2637.64% | |
| 8 | SPRYARS PHARMACEUTICALS INC | 10,514,657 | $132.3B | 2611.65% | |
| 9 | ACCD 0.5 04/01/26ACCOLADE INC | 132,598,000 | $130.6B | 2579.09% | |
| 10 | ALNY 1 09/15/27ALNYLAM PHARMACEUTICALS INC | 110,000,000 | $126.9B | 2504.85% | |
| 11 | RVMDREVOLUTION MEDICINES INC | 3,317,332 | $117.3B | 2316.01% | |
| 12 | MIRM 4 05/01/29MIRUM PHARMACEUTICALS INC | 70,000,000 | $114.5B | 2260.88% | |
| 13 | AHCOADAPTHEALTH CORP | 9,711,410 | $105.3B | 2078.50% | |
| 14 | —INDIVIOR PLC | 10,567,160 | $100.7B | 1988.34% | |
| 15 | B7SBROOKDALE SR LIVING INC | 15,612,264 | $97.7B | 1929.66% | |
| 16 | ALHCALIGNMENT HEALTHCARE INC | 4,567,473 | $85.0B | 1679.17% | |
| 17 | UTHUNITED THERAPEUTICS CORP DEL | 275,226 | $84.8B | 1675.18% | |
| 18 | PFEPFIZER INC | 3,347,296 | $84.8B | 1674.71% | |
| 19 | NAMSNEWAMSTERDAM PHARMA COMPANY | 4,103,957 | $84.0B | 1658.67% | |
| 20 | CPRXCATALYST PHARMACEUTICALS INC | 3,422,149 | $83.0B | 1638.51% | |
| 21 | DVAXDYNAVAX TECHNOLOGIES CORP | 5,191,493 | $67.3B | 1329.45% | |
| 22 | BAXBAXTER INTL INC | 1,923,100 | $65.8B | 1299.72% | |
| 23 | LEGNLEGEND BIOTECH CORP | 1,743,555 | $59.2B | 1168.04% | |
| 24 | BUWABIO RAD LABS INC | 226,070 | $55.1B | 1087.15% | |
| 25 | IDYAIDEAYA BIOSCIENCES INC | 3,267,551 | $53.5B | 1056.76% | |
| 26 | EWTXEDGEWISE THERAPEUTICS INC | 2,078,509 | $45.7B | 902.85% | |
| 27 | LRMRLARIMAR THERAPEUTICS INC | 21,231,974 | $45.6B | 901.30% | |
| 28 | EHABENHABIT INC | 4,997,746 | $43.9B | 867.37% | |
| 29 | ALNYALNYLAM PHARMACEUTICALS INC | 145,000 | $39.2B | 773.04% | |
| 30 | BCRXBIOCRYST PHARMACEUTICALS INC | 5,189,665 | $38.9B | 768.49% | |
| 31 | IRONDISC MEDICINE INC | 782,333 | $38.8B | 766.77% | |
| 32 | CNMDCONMED CORP | 611,000 | $36.9B | 728.53% | |
| 33 | LNTH 2.625 12/15/27LANTHEUS HLDGS INC | 25,255,000 | $35.6B | 702.52% | |
| 34 | NVSTENVISTA HOLDINGS CORPORATION | 2,024,943 | $35.0B | 690.07% | |
| 35 | IM8NINSMED INC | 458,000 | $34.9B | 689.88% | |
| 36 | EMBCEMBECTA CORP | 2,720,535 | $34.7B | 684.86% | |
| 37 | CMRXEURCHIMERIX INC | 3,771,342 | $32.1B | 633.67% | |
| 38 | PHVSPHARVARIS N V | 2,017,464 | $31.7B | 625.38% | |
| 39 | CGEMCULLINAN THERAPEUTICS INC | 3,860,839 | $29.2B | 577.05% | |
| 40 | INMDINMODE LTD | 1,578,708 | $28.0B | 552.96% | |
| 41 | PHRPHREESIA INC | 1,009,844 | $25.8B | 509.63% | |
| 42 | VERAVERA THERAPEUTICS INC | 1,050,000 | $25.2B | 497.97% | |
| 43 | IMCR 2.5 02/01/30IMMUNOCORE HLDGS PLC | 30,000,000 | $25.2B | 497.44% | |
| 44 | LQDALIQUIDIA CORPORATION | 1,616,778 | $23.8B | 470.85% | |
| 45 | DAWNDAY ONE BIOPHARMACEUTICALS I | 2,960,740 | $23.5B | 463.57% | |
| 46 | PRAXPRAXIS PRECISION MEDICINES I | 619,931 | $23.5B | 463.53% | |
| 47 | LNTHLANTHEUS HLDGS INC | 240,218 | $23.4B | 462.91% | |
| 48 | YB4PSAVARA INC | 7,964,000 | $22.1B | 435.56% | |
| 49 | CGONCG ONCOLOGY INC | 850,695 | $20.8B | 411.34% | |
| 50 | ESTAESTABLISHMENT LABS HLDGS INC | 500,000 | $20.4B | 402.83% | Put |
| 51 | CERTCERTARA INC | 2,022,616 | $20.0B | 395.36% | |
| 52 | XERSXERIS BIOPHARMA HOLDINGS INC | 10,500,000 | $19.9B | 393.60% | |
| 53 | IARTINTEGRA LIFESCIENCES HLDGS C | 794,865 | $17.5B | 345.11% | |
| 54 | BEAMBEAM THERAPEUTICS INC | 877,809 | $17.1B | 338.49% | |
| 55 | KYMRKYMERA THERAPEUTICS INC | 593,000 | $16.2B | 320.46% | |
| 56 | COGTCOGENT BIOSCIENCES INC | 2,633,862 | $15.8B | 311.50% | |
| 57 | MREOMEREO BIOPHARMA GROUP PLC | 6,710,429 | $15.1B | 298.11% | |
| 58 | CONCONCENTRA GROUP HOLDINGS PAR | 650,000 | $14.1B | 278.49% | |
| 59 | MTSRMETSERA INC | 500,000 | $13.6B | 268.72% | |
| 60 | DCGODOCGO INC | 5,051,500 | $13.3B | 263.31% | |
| 61 | TXG10X GENOMICS INC | 1,503,594 | $13.1B | 259.17% | |
| 62 | LUNGPULMONX CORP | 1,890,000 | $12.7B | 251.14% | |
| 63 | BBNXBETA BIONICS INC | 1,016,000 | $12.4B | 245.54% | |
| 64 | ZBIOZENAS BIOPHARMA INC | 1,562,942 | $12.3B | 243.79% | |
| 65 | FHTXFOGHORN THERAPEUTICS INC | 3,255,514 | $11.9B | 234.61% | |
| 66 | NVCRNOVOCURE LTD | 650,119 | $11.6B | 228.74% | |
| 67 | OPKOPKO HEALTH INC | 6,906,362 | $11.5B | 226.36% | |
| 68 | DCTHDELCATH SYS INC | 813,106 | $10.4B | 204.37% | |
| 69 | GHRSGH RESEARCH PLC | 925,000 | $10.2B | 201.45% | |
| 70 | RXSTRXSIGHT INC | 392,332 | $9.9B | 195.59% | |
| 71 | SLPSIMULATIONS PLUS INC | 354,089 | $8.7B | 171.42% | |
| 72 | DYNDYNE THERAPEUTICS INC | 812,408 | $8.5B | 167.78% | |
| 73 | PCVXVAXCYTE INC | 225,000 | $8.5B | 167.75% | |
| 74 | SIONSIONNA THERAPEUTICS INC | 747,000 | $7.8B | 154.27% | |
| 75 | SYRESPYRE THERAPEUTICS INC | 450,000 | $7.3B | 143.36% | |
| 76 | GPCRSTRUCTURE THERAPEUTICS INC | 373,407 | $6.5B | 127.62% | |
| 77 | NPCENEUROPACE INC | 500,000 | $6.1B | 121.33% | |
| 78 | CATXPERSPECTIVE THERAPEUTICS INC | 2,829,413 | $6.0B | 118.99% | |
| 79 | NGNENEUROGENE INC | 446,880 | $5.2B | 103.32% | |
| 80 | TOITHE ONCOLOGY INSTITUTE INC | 3,360,052 | $3.8B | 75.63% | |
| 81 | HLVXHILLEVAX INC | 1,882,654 | $2.7B | 53.90% | |
| 82 | CALCCALCIMEDICA INC | 1,300,000 | $2.5B | 49.02% | |
| 83 | PHGEBIOMX INC | 2,494,108 | $1.4B | 27.36% | |
| 84 | ALECALECTOR INC | 1,055,192 | $1.3B | 25.63% | |
| 85 | ANNXANNEXON INC | 583,913 | $1.1B | 22.25% | |
| 86 | TWSTTWIST BIOSCIENCE CORP | 23,827 | $935.4M | 18.47% | |
| 87 | NAMSNEWAMSTERDAM PHARMA COMPANY | 92,787 | $834.2M | 16.47% | |
| 88 | HUMHUMANA INC | 917 | $242.6M | 4.79% | |
| 89 | JOEST JOE CO | 4,473 | $210.0M | 4.15% | |
| 90 | DXCDXC TECHNOLOGY CO | 11,883 | $202.6M | 4.00% | |
| 91 | XPOFXPONENTIAL FITNESS INC | 23,097 | $192.4M | 3.80% | |
| 92 | FPIFARMLAND PARTNERS INC | 16,863 | $188.0M | 3.71% | |
| 93 | HNRGHALLADOR ENERGY COMPANY | 13,713 | $168.4M | 3.32% | |
| 94 | KWE1RING ENERGY INC | 127,376 | $146.5M | 2.89% | |
| 95 | QSIAWQUANTUM SI INC | 333,333 | $133.3M | 2.63% | |
| 96 | MFAMFA FINL INC | 10,935 | $112.2M | 2.22% | |
| 97 | WOOFPETCO HEALTH & WELLNESS CO I | 35,446 | $108.1M | 2.13% | |
| 98 | BLZEBACKBLAZE INC | 21,475 | $103.7M | 2.05% | |
| 99 | VIRVIR BIOTECHNOLOGY INC | 15,728 | $101.9M | 2.01% | |
| 100 | MAXMEDIAALPHA INC | 10,795 | $99.7M | 1.97% |
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