DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

CIK: 0001009258 · Show all filings

Period: Q2 2025 (← Previous) (Next →)

Filing Date: Aug 14, 2025

Total Value ($000): $5,509,809 (89.5% shares, 10.5% debt)

Holdings (124)

NUVL NUVALENT INC 24.9%
Value ($000) $1,372,715 Shares 17,991,024 Est. Cost $28.98 Unrealized +152.5%
OSCR OSCAR HEALTH INC 4.5%
Value ($000) $249,767 Shares 11,649,591 Est. Cost $10.83 Unrealized +37.2%
VTRS VIATRIS INC 3.9%
Value ($000) $214,533 Shares 24,023,907 Est. Cost $11.21 Unrealized -26.9%
MERUS N V 3.2%
Value ($000) $178,031 Shares 3,384,628 Est. Cost $32.24 Unrealized
CNC CENTENE CORP DEL 3.1%
Value ($000) $172,902 Shares 3,185,370 Est. Cost $67.45 Unrealized -13.0%
INTEGRA LIFESCIENCES HLDGS C 3.1%
Value ($000) $172,860 Shares 174,364,000 Est. Cost $0.95 Unrealized
SPRY ARS PHARMACEUTICALS INC 3.1%
Value ($000) $169,693 Shares 9,724,508 Est. Cost $6.49 Unrealized +122.4%
INDIVIOR PLC 2.8%
Value ($000) $155,760 Shares 10,567,160 Est. Cost $10.68 Unrealized
UTHR UNITED THERAPEUTICS CORP DEL 2.8%
Value ($000) $155,349 Shares 540,626 Est. Cost $321.18 Unrealized -6.9%
NBIX NEUROCRINE BIOSCIENCES INC 2.7%
Value ($000) $146,781 Shares 1,167,802 Est. Cost $120.60 Unrealized -4.9%
ALNYLAM PHARMACEUTICALS INC 2.6%
Value ($000) $143,172 Shares 110,000,000 Est. Cost $1.16 Unrealized
RVMD REVOLUTION MEDICINES INC 2.3%
Value ($000) $124,500 Shares 3,384,072 Est. Cost $27.44 Unrealized +40.0%
MIRUM PHARMACEUTICALS INC 2.3%
Value ($000) $124,213 Shares 70,000,000 Est. Cost $1.34 Unrealized
BKD BROOKDALE SR LIVING INC 1.9%
Value ($000) $106,921 Shares 15,362,264 Est. Cost $4.84 Unrealized +34.5%
LEGN LEGEND BIOTECH CORP 1.9%
Value ($000) $105,133 Shares 2,962,338 Est. Cost $33.84 Unrealized
PFE PFIZER INC 1.9%
Value ($000) $104,384 Shares 4,306,264 Est. Cost $24.18 Unrealized -7.6%
AHCO ADAPTHEALTH CORP 1.7%
Value ($000) $93,403 Shares 9,904,895 Est. Cost $19.81 Unrealized -55.5%
NAMS NEWAMSTERDAM PHARMA COMPANY 1.7%
Value ($000) $92,650 Shares 5,115,953 Est. Cost $20.46 Unrealized -10.9%
IDYA IDEAYA BIOSCIENCES INC 1.5%
Value ($000) $82,300 Shares 3,915,311 Est. Cost $20.91 Unrealized -8.3%
VERA VERA THERAPEUTICS INC 1.4%
Value ($000) $78,882 Shares 3,348,117 Est. Cost $25.51 Unrealized -11.9%
INSM INSMED INC 1.3%
Value ($000) $70,518 Shares 700,700 Est. Cost $76.48 Unrealized -0.0%
MRK MERCK & CO INC 1.2%
Value ($000) $67,897 Shares 857,724 Est. Cost $77.39 Unrealized 0.0%
CPRX CATALYST PHARMACEUTICALS INC 1.1%
Value ($000) $62,485 Shares 2,879,476 Est. Cost $14.88 Unrealized +58.6%
LRMR LARIMAR THERAPEUTICS INC 1.1%
Value ($000) $61,360 Shares 21,231,974 Est. Cost $6.07 Unrealized -61.9%
BAX BAXTER INTL INC 1.1%
Value ($000) $58,231 Shares 1,923,100 Est. Cost $35.55 Unrealized -15.7%
BIO BIO RAD LABS INC 1.0%
Value ($000) $54,555 Shares 226,070 Est. Cost $357.85 Unrealized -33.9%
IRON DISC MEDICINE INC 0.9%
Value ($000) $48,692 Shares 919,403 Est. Cost $44.95 Unrealized +4.5%
ALNY ALNYLAM PHARMACEUTICALS INC 0.9%
Value ($000) $47,283 Shares 145,000 Est. Cost $175.69 Unrealized +57.5%
EHAB ENHABIT INC 0.8%
Value ($000) $46,078 Shares 4,779,864 Est. Cost $13.99 Unrealized -34.0%
CERT CERTARA INC 0.8%
Value ($000) $45,935 Shares 3,926,099 Est. Cost $11.99 Unrealized -1.4%
NVST ENVISTA HOLDINGS CORPORATION 0.8%
Value ($000) $43,298 Shares 2,215,845 Est. Cost $19.40 Unrealized -10.3%
BCRX BIOCRYST PHARMACEUTICALS INC 0.8%
Value ($000) $42,040 Shares 4,692,000 Est. Cost $6.64 Unrealized +40.3%
TANDEM DIABETES CARE INC 0.7%
Value ($000) $38,516 Shares 40,000,000 Est. Cost $0.96 Unrealized
CNMD CONMED CORP 0.7%
Value ($000) $36,470 Shares 700,271 Est. Cost $76.79 Unrealized -29.0%
PHVS PHARVARIS N V 0.6%
Value ($000) $35,507 Shares 2,017,464 Est. Cost $20.42 Unrealized -21.1%
LANTHEUS HLDGS INC 0.6%
Value ($000) $32,063 Shares 25,255,000 Est. Cost $1.11 Unrealized
CGEM CULLINAN THERAPEUTICS INC 0.5%
Value ($000) $29,032 Shares 3,855,552 Est. Cost $17.93 Unrealized -55.2%
PRAX PRAXIS PRECISION MEDICINES I 0.5%
Value ($000) $28,885 Shares 686,931 Est. Cost $60.08 Unrealized -36.6%
PHR PHREESIA INC 0.5%
Value ($000) $28,875 Shares 1,014,577 Est. Cost $21.98 Unrealized +15.4%
KYMR KYMERA THERAPEUTICS INC 0.5%
Value ($000) $28,497 Shares 653,000 Est. Cost $44.18 Unrealized -22.1%
MRNA MODERNA INC 0.5%
Value ($000) $27,590 Shares 1,000,000 Est. Cost $26.33 Unrealized 0.0%
EWTX EDGEWISE THERAPEUTICS INC 0.5%
Value ($000) $27,103 Shares 2,067,320 Est. Cost $32.34 Unrealized -55.4%
EMBC EMBECTA CORP 0.5%
Value ($000) $26,645 Shares 2,749,712 Est. Cost $14.71 Unrealized -25.9%
IMMUNOCORE HLDGS PLC 0.5%
Value ($000) $25,850 Shares 30,000,000 Est. Cost $0.84 Unrealized
LIVANOVA PLC 0.5%
Value ($000) $25,399 Shares 25,000,000 Est. Cost $1.02 Unrealized
DAWN DAY ONE BIOPHARMACEUTICALS I 0.4%
Value ($000) $24,200 Shares 3,723,131 Est. Cost $11.89 Unrealized -42.2%
VTR VENTAS INC 0.4%
Value ($000) $22,355 Shares 354,000 Est. Cost $63.96 Unrealized 0.0%
LQDA LIQUIDIA CORPORATION 0.4%
Value ($000) $20,145 Shares 1,616,778 Est. Cost $14.59 Unrealized +1.5%
COGT COGENT BIOSCIENCES INC 0.3%
Value ($000) $18,957 Shares 2,640,215 Est. Cost $7.58 Unrealized -26.9%
MREO MEREO BIOPHARMA GROUP PLC 0.3%
Value ($000) $18,185 Shares 6,710,429 Est. Cost $3.60 Unrealized
INSP INSPIRE MED SYS INC 0.3%
Value ($000) $18,168 Shares 140,000 Est. Cost $145.01 Unrealized 0.0%
SVRA SAVARA INC 0.3%
Value ($000) $18,158 Shares 7,964,000 Est. Cost $4.24 Unrealized -35.9%
XERIS BIOPHARMA HOLDINGS INC 0.3%
Value ($000) $17,732 Shares 10,500,000 Est. Cost $1.90 Unrealized
BBNX BETA BIONICS INC 0.3%
Value ($000) $17,012 Shares 1,168,415 Est. Cost $18.06 Unrealized -21.6%
XENE XENON PHARMACEUTICALS INC 0.3%
Value ($000) $16,965 Shares 542,020 Est. Cost $32.62 Unrealized 0.0%
VCYT VERACYTE INC 0.3%
Value ($000) $16,894 Shares 625,000 Est. Cost $28.96 Unrealized 0.0%
SION SIONNA THERAPEUTICS INC 0.3%
Value ($000) $16,840 Shares 970,590 Est. Cost $15.59 Unrealized -16.0%
NEO NEOGENOMICS INC 0.3%
Value ($000) $15,702 Shares 2,148,000 Est. Cost $8.07 Unrealized 0.0%
FHTX FOGHORN THERAPEUTICS INC 0.3%
Value ($000) $15,301 Shares 3,255,514 Est. Cost $6.25 Unrealized -33.1%
ZBIO ZENAS BIOPHARMA INC 0.3%
Value ($000) $15,145 Shares 1,562,942 Est. Cost $17.98 Unrealized -45.8%
NVCR NOVOCURE LTD 0.3%
Value ($000) $14,687 Shares 825,119 Est. Cost $21.59 Unrealized -19.3%
TSHA TAYSHA GENE THERAPIES INC 0.2%
Value ($000) $12,442 Shares 5,386,000 Est. Cost $2.17 Unrealized 0.0%
RXST RXSIGHT INC 0.2%
Value ($000) $11,556 Shares 888,950 Est. Cost $21.51 Unrealized -30.1%
DCTH DELCATH SYS INC 0.2%
Value ($000) $11,051 Shares 812,561 Est. Cost $14.19 Unrealized -1.8%
OMDA OMADA HEALTH INC 0.2%
Value ($000) $10,122 Shares 553,107 Est. Cost $17.31 Unrealized 0.0%
IART INTEGRA LIFESCIENCES HLDGS C 0.2%
Value ($000) $9,753 Shares 794,865 Est. Cost $23.51 Unrealized -38.2%
SYRE SPYRE THERAPEUTICS INC 0.2%
Value ($000) $9,187 Shares 613,665 Est. Cost $25.45 Unrealized -41.9%
DCGO DOCGO INC 0.1%
Value ($000) $7,758 Shares 4,941,565 Est. Cost $6.12 Unrealized -69.5%
GPCR STRUCTURE THERAPEUTICS INC 0.1%
Value ($000) $7,744 Shares 373,407 Est. Cost $35.23 Unrealized
PCVX VAXCYTE INC 0.1%
Value ($000) $7,315 Shares 225,000 Est. Cost $90.12 Unrealized -63.6%
TOI THE ONCOLOGY INSTITUTE INC 0.1%
Value ($000) $6,888 Shares 3,360,052 Est. Cost $8.88 Unrealized -71.8%
SLP SIMULATIONS PLUS INC 0.1%
Value ($000) $6,179 Shares 354,089 Est. Cost $30.30 Unrealized -7.4%
NPCE NEUROPACE INC 0.1%
Value ($000) $5,570 Shares 500,000 Est. Cost $12.52 Unrealized -0.1%
JBIO JADE BIOSCIENCES INC 0.1%
Value ($000) $5,306 Shares 531,163 Est. Cost $33.31 Unrealized 0.0%
LUNG PULMONX CORP 0.1%
Value ($000) $4,895 Shares 1,890,000 Est. Cost $6.68 Unrealized -40.9%
ALHC ALIGNMENT HEALTHCARE INC 0.1%
Value ($000) $4,796 Shares 342,558 Est. Cost $6.47 Unrealized +148.7%
HILLEVAX INC 0.1%
Value ($000) $3,746 Shares 1,882,654 Est. Cost $12.44 Unrealized
CALC CALCIMEDICA INC 0.0%
Value ($000) $2,080 Shares 1,300,000 Est. Cost $4.31 Unrealized -60.2%
ALEC ALECTOR INC 0.0%
Value ($000) $1,477 Shares 1,055,192 Est. Cost $17.59 Unrealized -92.9%
ANNX ANNEXON INC 0.0%
Value ($000) $1,401 Shares 583,913 Est. Cost $23.46 Unrealized -91.5%
BIOMX INC 0.0%
Value ($000) $1,122 Shares 2,494,108 Est. Cost $0.89 Unrealized
TWST TWIST BIOSCIENCE CORP 0.0%
Value ($000) $877 Shares 23,827 Est. Cost $41.99 Unrealized -17.7%
NAMSW NEWAMSTERDAM PHARMA COMPANY 0.0%
Value ($000) $742 Shares 92,787 Est. Cost $0.87 Unrealized
SHC SOTERA HEALTH CO 0.0%
Value ($000) $503 Shares 45,242 Est. Cost $11.71 Unrealized 0.0%
COO COOPER COS INC 0.0%
Value ($000) $450 Shares 6,328 Est. Cost $76.56 Unrealized 0.0%
TMO THERMO FISHER SCIENTIFIC INC 0.0%
Value ($000) $371 Shares 916 Est. Cost $417.06 Unrealized 0.0%
UFPT UFP TECHNOLOGIES INC 0.0%
Value ($000) $370 Shares 1,517 Est. Cost $225.07 Unrealized 0.0%
ALGN ALIGN TECHNOLOGY INC 0.0%
Value ($000) $368 Shares 1,945 Est. Cost $176.66 Unrealized 0.0%
ATRC ATRICURE INC 0.0%
Value ($000) $365 Shares 11,138 Est. Cost $32.50 Unrealized 0.0%
LMAT LEMAITRE VASCULAR INC 0.0%
Value ($000) $346 Shares 4,169 Est. Cost $83.10 Unrealized 0.0%
KIDS ORTHOPEDIATRICS CORP 0.0%
Value ($000) $333 Shares 15,486 Est. Cost $21.62 Unrealized 0.0%
ENOV ENOVIS CORPORATION 0.0%
Value ($000) $322 Shares 10,267 Est. Cost $33.08 Unrealized 0.0%
NHC NATIONAL HEALTHCARE CORP 0.0%
Value ($000) $313 Shares 2,926 Est. Cost $99.94 Unrealized 0.0%
DVA DAVITA INC 0.0%
Value ($000) $299 Shares 2,101 Est. Cost $141.67 Unrealized 0.0%
BLFS BIOLIFE SOLUTIONS INC 0.0%
Value ($000) $294 Shares 13,670 Est. Cost $22.54 Unrealized 0.0%
UHS UNIVERSAL HLTH SVCS INC 0.0%
Value ($000) $289 Shares 1,597 Est. Cost $179.96 Unrealized 0.0%
AMEDISYS INC 0.0%
Value ($000) $270 Shares 2,744 Est. Cost $98.39 Unrealized
HAE HAEMONETICS CORP MASS 0.0%
Value ($000) $263 Shares 3,529 Est. Cost $66.21 Unrealized 0.0%
IQV IQVIA HLDGS INC 0.0%
Value ($000) $256 Shares 1,623 Est. Cost $150.55 Unrealized 0.0%
MDXG MIMEDX GROUP INC 0.0%
Value ($000) $240 Shares 39,351 Est. Cost $6.65 Unrealized 0.0%
MEDP MEDPACE HLDGS INC 0.0%
Value ($000) $231 Shares 736 Est. Cost $300.23 Unrealized 0.0%
HUM HUMANA INC 0.0%
Value ($000) $224 Shares 917 Est. Cost $263.59 Unrealized -6.4%
AMPH AMPHASTAR PHARMACEUTICALS IN 0.0%
Value ($000) $220 Shares 9,579 Est. Cost $24.82 Unrealized 0.0%
QSIAW QUANTUM SI INC 0.0%
Value ($000) $217 Shares 333,333 Est. Cost $3.76 Unrealized
TFX TELEFLEX INCORPORATED 0.0%
Value ($000) $214 Shares 1,805 Est. Cost $125.23 Unrealized 0.0%
CRVL CORVEL CORP 0.0%
Value ($000) $205 Shares 1,993 Est. Cost $110.21 Unrealized 0.0%
ZTS ZOETIS INC 0.0%
Value ($000) $204 Shares 1,310 Est. Cost $157.38 Unrealized 0.0%
RGEN REPLIGEN CORP 0.0%
Value ($000) $202 Shares 1,628 Est. Cost $127.25 Unrealized 0.0%
ATEC ALPHATEC HLDGS INC 0.0%
Value ($000) $190 Shares 17,083 Est. Cost $11.49 Unrealized 0.0%
CYH COMMUNITY HEALTH SYS INC NEW 0.0%
Value ($000) $189 Shares 55,703 Est. Cost $3.19 Unrealized +0.7%
OGN ORGANON & CO 0.0%
Value ($000) $159 Shares 16,388 Est. Cost $10.25 Unrealized 0.0%
PACS PACS GROUP INC 0.0%
Value ($000) $148 Shares 11,421 Est. Cost $10.40 Unrealized 0.0%
TXG 10X GENOMICS INC 0.0%
Value ($000) $131 Shares 11,301 Est. Cost $22.85 Unrealized -60.1%
XERS XERIS BIOPHARMA HOLDINGS INC 0.0%
Value ($000) $105 Shares 22,574 Est. Cost $4.58 Unrealized 0.0%
RDNT RADNET INC 0.0%
Value ($000) $86 Shares 1,506 Est. Cost $54.92 Unrealized 0.0%
TOIIW THE ONCOLOGY INSTITUTE INC 0.0%
Value ($000) $64 Shares 1,250,000 Est. Cost $0.69 Unrealized
NUVATION BIO INC 0.0%
Value ($000) $45 Shares 166,666 Est. Cost $2.67 Unrealized
BFLYW BUTTERFLY NETWORK INC 0.0%
Value ($000) $44 Shares 733,333 Est. Cost $6.45 Unrealized
DHR DANAHER CORPORATION 0.0%
Value ($000) $33 Shares 168 Est. Cost $193.02 Unrealized 0.0%
EBS EMERGENT BIOSOLUTIONS INC 0.0%
Value ($000) $12 Shares 1,872 Est. Cost $5.72 Unrealized 0.0%
PMVP PMV PHARMACEUTICALS INC 0.0%
Value ($000) $9 Shares 8,790 Est. Cost $0.98 Unrealized 0.0%
CRL CHARLES RIV LABS INTL INC 0.0%
Value ($000) $7 Shares 43 Est. Cost $133.35 Unrealized 0.0%
SRZNW SURROZEN INC 0.0%
Value ($000) $3 Shares 166,666 Est. Cost $1.14 Unrealized
MYGN MYRIAD GENETICS INC 0.0%
Value ($000) $3 Shares 505 Est. Cost $5.91 Unrealized 0.0%