DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

CIK: 0001009258 · Show all filings

Period: Q3 2025 (← Previous) (Next →)

Filing Date: Nov 14, 2025

Total Value ($000): $6,550,740 (92.5% shares, 7.5% debt)

Holdings (152)

NUVL NUVALENT INC 23.8%
Value ($000) $1,555,864 Shares 17,991,024 Est. Cost $28.98 Unrealized +172.9%
CNC CENTENE CORP DEL 4.9%
Value ($000) $322,761 Shares 9,046,000 Est. Cost $43.32 Unrealized -30.3%
MERUS N V 4.4%
Value ($000) $286,867 Shares 3,046,916 Est. Cost $32.24 Unrealized
VTRS VIATRIS INC 3.6%
Value ($000) $238,581 Shares 24,099,083 Est. Cost $11.21 Unrealized -14.7%
UTHR UNITED THERAPEUTICS CORP DEL 2.7%
Value ($000) $178,581 Shares 425,993 Est. Cost $321.18 Unrealized +4.7%
RVMD REVOLUTION MEDICINES INC 2.6%
Value ($000) $170,471 Shares 3,650,342 Est. Cost $28.29 Unrealized +38.4%
INDIVIOR PLC 2.6%
Value ($000) $168,452 Shares 6,986,811 Est. Cost $10.68 Unrealized
MIRUM PHARMACEUTICALS INC 2.6%
Value ($000) $168,191 Shares 70,000,000 Est. Cost $1.34 Unrealized
NBIX NEUROCRINE BIOSCIENCES INC 2.5%
Value ($000) $166,258 Shares 1,184,345 Est. Cost $120.80 Unrealized +12.2%
COGT COGENT BIOSCIENCES INC 2.0%
Value ($000) $130,003 Shares 9,053,118 Est. Cost $10.60 Unrealized +11.7%
IONS IONIS PHARMACEUTICALS INC 2.0%
Value ($000) $129,510 Shares 1,979,669 Est. Cost $48.82 Unrealized 0.0%
NAMS NEWAMSTERDAM PHARMA COMPANY 1.9%
Value ($000) $121,345 Shares 4,266,693 Est. Cost $20.46 Unrealized +17.2%
VERA VERA THERAPEUTICS INC 1.6%
Value ($000) $105,812 Shares 3,641,157 Est. Cost $25.32 Unrealized -8.7%
BMY BRISTOL-MYERS SQUIBB CO 1.6%
Value ($000) $105,433 Shares 2,337,771 Est. Cost $45.51 Unrealized 0.0%
AHCO ADAPTHEALTH CORP 1.6%
Value ($000) $102,726 Shares 11,477,730 Est. Cost $18.37 Unrealized -49.6%
LRMR LARIMAR THERAPEUTICS INC 1.5%
Value ($000) $98,861 Shares 30,606,974 Est. Cost $5.36 Unrealized -30.1%
BKD BROOKDALE SR LIVING INC 1.5%
Value ($000) $98,605 Shares 11,641,642 Est. Cost $4.84 Unrealized +57.6%
CPRX CATALYST PHARMACEUTICALS INC 1.5%
Value ($000) $98,003 Shares 4,974,767 Est. Cost $17.28 Unrealized +19.0%
LEGN LEGEND BIOTECH CORP 1.5%
Value ($000) $96,602 Shares 2,962,338 Est. Cost $33.84 Unrealized
BCRX BIOCRYST PHARMACEUTICALS INC 1.4%
Value ($000) $92,363 Shares 12,169,000 Est. Cost $7.68 Unrealized +8.5%
TANDEM DIABETES CARE INC 1.3%
Value ($000) $87,143 Shares 100,000,000 Est. Cost $0.91 Unrealized
MRK MERCK & CO INC 1.3%
Value ($000) $86,448 Shares 1,030,000 Est. Cost $78.00 Unrealized +3.9%
PFE PFIZER INC 1.3%
Value ($000) $84,181 Shares 3,303,790 Est. Cost $24.18 Unrealized -0.2%
IONIS PHARMACEUTICALS INC 1.3%
Value ($000) $82,658 Shares 60,000,000 Est. Cost $1.38 Unrealized
CERT CERTARA INC 1.3%
Value ($000) $82,357 Shares 6,739,537 Est. Cost $11.55 Unrealized -5.3%
INSP INSPIRE MED SYS INC 1.2%
Value ($000) $77,739 Shares 1,047,694 Est. Cost $107.09 Unrealized -5.5%
SPRY ARS PHARMACEUTICALS INC 1.2%
Value ($000) $75,413 Shares 7,503,812 Est. Cost $6.49 Unrealized +121.2%
INSM INSMED INC 1.0%
Value ($000) $67,829 Shares 471,000 Est. Cost $76.48 Unrealized +60.2%
BIO BIO RAD LABS INC 1.0%
Value ($000) $63,388 Shares 226,070 Est. Cost $357.85 Unrealized -24.0%
NEOGENOMICS INC 1.0%
Value ($000) $62,923 Shares 72,689,000 Est. Cost $0.87 Unrealized
PHVS PHARVARIS N V 0.9%
Value ($000) $60,939 Shares 2,442,464 Est. Cost $20.72 Unrealized +7.0%
IRON DISC MEDICINE INC 0.9%
Value ($000) $60,754 Shares 919,403 Est. Cost $44.95 Unrealized +32.4%
IDYA IDEAYA BIOSCIENCES INC 0.9%
Value ($000) $58,584 Shares 2,153,043 Est. Cost $20.91 Unrealized +15.6%
BBOT BRIDGEBIO ONCOLOGY THERAPEUT 0.9%
Value ($000) $56,573 Shares 4,885,446 Est. Cost $11.58 Unrealized
NVST ENVISTA HOLDINGS CORPORATION 0.7%
Value ($000) $46,730 Shares 2,294,036 Est. Cost $19.44 Unrealized +5.7%
PRAX PRAXIS PRECISION MEDICINES I 0.7%
Value ($000) $44,565 Shares 840,851 Est. Cost $57.95 Unrealized -16.3%
CRMD CORMEDIX INC 0.6%
Value ($000) $38,656 Shares 3,323,833 Est. Cost $12.09 Unrealized 0.0%
EHAB ENHABIT INC 0.6%
Value ($000) $38,029 Shares 4,747,746 Est. Cost $13.99 Unrealized -46.2%
EMBC EMBECTA CORP 0.6%
Value ($000) $36,974 Shares 2,620,421 Est. Cost $14.71 Unrealized -15.6%
LIVANOVA PLC 0.6%
Value ($000) $36,861 Shares 34,280,000 Est. Cost $1.03 Unrealized
CELC CELCUITY INC 0.6%
Value ($000) $36,236 Shares 733,530 Est. Cost $40.03 Unrealized 0.0%
CNMD CONMED CORP 0.5%
Value ($000) $35,752 Shares 760,196 Est. Cost $74.81 Unrealized -30.9%
ZBIO ZENAS BIOPHARMA INC 0.5%
Value ($000) $34,697 Shares 1,562,942 Est. Cost $17.98 Unrealized -9.5%
NEO NEOGENOMICS INC 0.5%
Value ($000) $34,333 Shares 4,447,331 Est. Cost $7.52 Unrealized -6.8%
ARWR ARROWHEAD PHARMACEUTICALS IN 0.5%
Value ($000) $34,249 Shares 993,000 Est. Cost $21.98 Unrealized 0.0%
DAWN DAY ONE BIOPHARMACEUTICALS I 0.5%
Value ($000) $33,173 Shares 4,705,413 Est. Cost $10.85 Unrealized -36.6%
KYMR KYMERA THERAPEUTICS INC 0.5%
Value ($000) $32,390 Shares 572,258 Est. Cost $44.18 Unrealized +2.1%
CDNA CAREDX INC 0.5%
Value ($000) $31,857 Shares 2,191,000 Est. Cost $14.26 Unrealized 0.0%
ALNY ALNYLAM PHARMACEUTICALS INC 0.5%
Value ($000) $30,978 Shares 67,935 Est. Cost $175.69 Unrealized +131.8%
ACHC ACADIA HEALTHCARE COMPANY IN 0.4%
Value ($000) $29,440 Shares 1,189,000 Est. Cost $22.31 Unrealized 0.0%
SION SIONNA THERAPEUTICS INC 0.4%
Value ($000) $28,545 Shares 970,590 Est. Cost $15.59 Unrealized +39.5%
SVRA SAVARA INC 0.4%
Value ($000) $28,431 Shares 7,964,000 Est. Cost $4.24 Unrealized -30.3%
IMMUNOCORE HLDGS PLC 0.4%
Value ($000) $27,041 Shares 30,000,000 Est. Cost $0.84 Unrealized
LANTHEUS HLDGS INC 0.4%
Value ($000) $26,533 Shares 25,255,000 Est. Cost $1.11 Unrealized
PHR PHREESIA INC 0.4%
Value ($000) $26,266 Shares 1,116,752 Est. Cost $22.46 Unrealized +21.1%
MRNA MODERNA INC 0.4%
Value ($000) $25,830 Shares 1,000,000 Est. Cost $26.33 Unrealized +5.9%
VCYT VERACYTE INC 0.4%
Value ($000) $24,924 Shares 726,000 Est. Cost $28.92 Unrealized -0.8%
VTR VENTAS INC 0.4%
Value ($000) $24,776 Shares 354,000 Est. Cost $63.96 Unrealized +3.7%
BBNX BETA BIONICS INC 0.4%
Value ($000) $23,216 Shares 1,168,415 Est. Cost $18.06 Unrealized -2.7%
XENE XENON PHARMACEUTICALS INC 0.3%
Value ($000) $21,762 Shares 542,020 Est. Cost $32.62 Unrealized +8.0%
TSHA TAYSHA GENE THERAPIES INC 0.3%
Value ($000) $17,612 Shares 5,386,000 Est. Cost $2.17 Unrealized +30.3%
CGEM CULLINAN THERAPEUTICS INC 0.3%
Value ($000) $17,357 Shares 2,927,013 Est. Cost $17.93 Unrealized -59.2%
FHTX FOGHORN THERAPEUTICS INC 0.2%
Value ($000) $15,919 Shares 3,255,514 Est. Cost $6.25 Unrealized -15.2%
MNPR MONOPAR THERAPEUTICS INC 0.2%
Value ($000) $13,048 Shares 159,765 Est. Cost $44.70 Unrealized 0.0%
EWTX EDGEWISE THERAPEUTICS INC 0.2%
Value ($000) $12,420 Shares 765,694 Est. Cost $32.34 Unrealized -56.1%
OMDA OMADA HEALTH INC 0.2%
Value ($000) $12,229 Shares 553,107 Est. Cost $17.31 Unrealized +18.3%
TOI THE ONCOLOGY INSTITUTE INC 0.2%
Value ($000) $11,727 Shares 3,360,052 Est. Cost $8.88 Unrealized -61.4%
IART INTEGRA LIFESCIENCES HLDGS C 0.2%
Value ($000) $11,390 Shares 794,865 Est. Cost $23.51 Unrealized -41.7%
GPCR STRUCTURE THERAPEUTICS INC 0.2%
Value ($000) $10,455 Shares 373,407 Est. Cost $35.23 Unrealized
SYRE SPYRE THERAPEUTICS INC 0.2%
Value ($000) $10,285 Shares 613,665 Est. Cost $25.45 Unrealized -35.9%
DCGO DOCGO INC 0.1%
Value ($000) $6,287 Shares 4,622,708 Est. Cost $6.12 Unrealized -75.3%
SI SHOULDER INNOVATIONS INC 0.1%
Value ($000) $6,056 Shares 482,572 Est. Cost $13.97 Unrealized 0.0%
JBIO JADE BIOSCIENCES INC 0.1%
Value ($000) $4,584 Shares 531,163 Est. Cost $33.31 Unrealized -75.5%
ALGN ALIGN TECHNOLOGY INC 0.1%
Value ($000) $4,106 Shares 32,789 Est. Cost $157.82 Unrealized -0.8%
PBH PRESTIGE CONSMR HEALTHCARE I 0.1%
Value ($000) $4,029 Shares 64,563 Est. Cost $69.61 Unrealized 0.0%
CALC CALCIMEDICA INC 0.1%
Value ($000) $3,999 Shares 1,300,000 Est. Cost $4.31 Unrealized -33.2%
UFPT UFP TECHNOLOGIES INC 0.1%
Value ($000) $3,725 Shares 18,660 Est. Cost $220.35 Unrealized -0.2%
KIDS ORTHOPEDIATRICS CORP 0.1%
Value ($000) $3,597 Shares 194,109 Est. Cost $20.68 Unrealized -0.4%
VREX VAREX IMAGING CORP 0.1%
Value ($000) $3,537 Shares 285,207 Est. Cost $9.91 Unrealized 0.0%
MMSI MERIT MED SYS INC 0.1%
Value ($000) $3,483 Shares 41,846 Est. Cost $87.09 Unrealized 0.0%
HAE HAEMONETICS CORP MASS 0.1%
Value ($000) $3,367 Shares 69,089 Est. Cost $62.12 Unrealized -0.4%
HTFL HEARTFLOW INC 0.1%
Value ($000) $3,366 Shares 100,000 Est. Cost $32.24 Unrealized 0.0%
KVUE KENVUE INC 0.0%
Value ($000) $3,146 Shares 193,853 Est. Cost $20.06 Unrealized 0.0%
ALEC ALECTOR INC 0.0%
Value ($000) $3,123 Shares 1,055,192 Est. Cost $17.59 Unrealized -87.5%
ATRC ATRICURE INC 0.0%
Value ($000) $3,087 Shares 87,569 Est. Cost $34.21 Unrealized +0.7%
BSX BOSTON SCIENTIFIC CORP 0.0%
Value ($000) $3,057 Shares 31,312 Est. Cost $103.56 Unrealized 0.0%
TXG 10X GENOMICS INC 0.0%
Value ($000) $3,053 Shares 261,188 Est. Cost $13.46 Unrealized -3.2%
RDNT RADNET INC 0.0%
Value ($000) $3,042 Shares 39,913 Est. Cost $64.55 Unrealized +0.6%
IRTC IRHYTHM TECHNOLOGIES INC 0.0%
Value ($000) $2,969 Shares 17,262 Est. Cost $158.94 Unrealized 0.0%
COO COOPER COS INC 0.0%
Value ($000) $2,956 Shares 43,110 Est. Cost $71.67 Unrealized -1.2%
RVTY REVVITY INC 0.0%
Value ($000) $2,940 Shares 33,541 Est. Cost $90.71 Unrealized 0.0%
BLFS BIOLIFE SOLUTIONS INC 0.0%
Value ($000) $2,837 Shares 111,195 Est. Cost $23.58 Unrealized +0.6%
LMAT LEMAITRE VASCULAR INC 0.0%
Value ($000) $2,622 Shares 29,959 Est. Cost $88.18 Unrealized +0.9%
STAA STAAR SURGICAL CO 0.0%
Value ($000) $2,606 Shares 96,989 Est. Cost $23.84 Unrealized 0.0%
TRUP TRUPANION INC 0.0%
Value ($000) $2,469 Shares 57,045 Est. Cost $47.52 Unrealized 0.0%
DVA DAVITA INC 0.0%
Value ($000) $2,467 Shares 18,567 Est. Cost $137.80 Unrealized -0.4%
ISRG INTUITIVE SURGICAL INC 0.0%
Value ($000) $2,432 Shares 5,438 Est. Cost $479.87 Unrealized 0.0%
WAT WATERS CORP 0.0%
Value ($000) $2,364 Shares 7,885 Est. Cost $301.75 Unrealized 0.0%
CRVL CORVEL CORP 0.0%
Value ($000) $2,339 Shares 30,216 Est. Cost $90.58 Unrealized -1.5%
ENOV ENOVIS CORPORATION 0.0%
Value ($000) $2,100 Shares 69,213 Est. Cost $30.73 Unrealized -1.3%
CHE CHEMED CORP NEW 0.0%
Value ($000) $2,088 Shares 4,664 Est. Cost $451.98 Unrealized 0.0%
ALHC ALIGNMENT HEALTHCARE INC 0.0%
Value ($000) $1,796 Shares 102,942 Est. Cost $6.47 Unrealized +129.0%
ANNX ANNEXON INC 0.0%
Value ($000) $1,781 Shares 583,913 Est. Cost $23.46 Unrealized -89.4%
NHC NATIONAL HEALTHCARE CORP 0.0%
Value ($000) $1,772 Shares 14,584 Est. Cost $106.28 Unrealized +1.5%
RGEN REPLIGEN CORP 0.0%
Value ($000) $1,726 Shares 12,909 Est. Cost $122.20 Unrealized -0.6%
TFX TELEFLEX INCORPORATED 0.0%
Value ($000) $1,661 Shares 13,572 Est. Cost $121.27 Unrealized -0.5%
GEHC GE HEALTHCARE TECHNOLOGIES I 0.0%
Value ($000) $1,646 Shares 21,924 Est. Cost $74.54 Unrealized 0.0%
PEN PENUMBRA INC 0.0%
Value ($000) $1,624 Shares 6,411 Est. Cost $252.23 Unrealized 0.0%
NAMSW NEWAMSTERDAM PHARMA COMPANY 0.0%
Value ($000) $1,588 Shares 92,787 Est. Cost $0.87 Unrealized
DXCM DEXCOM INC 0.0%
Value ($000) $1,500 Shares 22,287 Est. Cost $79.14 Unrealized 0.0%
TMDX TRANSMEDICS GROUP INC 0.0%
Value ($000) $1,431 Shares 12,752 Est. Cost $117.06 Unrealized 0.0%
AVNS AVANOS MED INC 0.0%
Value ($000) $1,421 Shares 122,899 Est. Cost $11.71 Unrealized 0.0%
PODD INSULET CORP 0.0%
Value ($000) $1,383 Shares 4,480 Est. Cost $313.31 Unrealized 0.0%
BIOMX INC 0.0%
Value ($000) $1,309 Shares 2,494,108 Est. Cost $0.89 Unrealized
ITGR INTEGER HLDGS CORP 0.0%
Value ($000) $1,295 Shares 12,528 Est. Cost $108.79 Unrealized 0.0%
DHR DANAHER CORPORATION 0.0%
Value ($000) $1,273 Shares 6,421 Est. Cost $198.23 Unrealized +0.1%
ZTS ZOETIS INC 0.0%
Value ($000) $1,252 Shares 8,554 Est. Cost $151.58 Unrealized -0.7%
BRBR BELLRING BRANDS INC 0.0%
Value ($000) $1,244 Shares 34,232 Est. Cost $45.18 Unrealized 0.0%
ELUT ELUTIA INC 0.0%
Value ($000) $1,221 Shares 1,371,603 Est. Cost $1.85 Unrealized 0.0%
AZTA AZENTA INC 0.0%
Value ($000) $1,178 Shares 41,004 Est. Cost $31.00 Unrealized 0.0%
TECH BIO-TECHNE CORP 0.0%
Value ($000) $1,167 Shares 20,979 Est. Cost $53.45 Unrealized 0.0%
XERS XERIS BIOPHARMA HOLDINGS INC 0.0%
Value ($000) $984 Shares 120,900 Est. Cost $6.26 Unrealized +6.2%
BAX BAXTER INTL INC 0.0%
Value ($000) $973 Shares 42,744 Est. Cost $35.55 Unrealized -29.0%
MOH MOLINA HEALTHCARE INC 0.0%
Value ($000) $966 Shares 5,047 Est. Cost $184.06 Unrealized 0.0%
ATEC ALPHATEC HLDGS INC 0.0%
Value ($000) $949 Shares 65,262 Est. Cost $13.28 Unrealized +4.8%
ADPT ADAPTIVE BIOTECHNOLOGIES COR 0.0%
Value ($000) $903 Shares 60,328 Est. Cost $12.19 Unrealized 0.0%
SYK STRYKER CORPORATION 0.0%
Value ($000) $735 Shares 1,988 Est. Cost $384.53 Unrealized 0.0%
MDXG MIMEDX GROUP INC 0.0%
Value ($000) $732 Shares 104,870 Est. Cost $6.84 Unrealized +1.6%
TWST TWIST BIOSCIENCE CORP 0.0%
Value ($000) $670 Shares 23,827 Est. Cost $41.99 Unrealized -27.9%
HQY HEALTHEQUITY INC 0.0%
Value ($000) $669 Shares 7,060 Est. Cost $94.11 Unrealized 0.0%
STE STERIS PLC 0.0%
Value ($000) $638 Shares 2,578 Est. Cost $238.92 Unrealized 0.0%
GMED GLOBUS MED INC 0.0%
Value ($000) $636 Shares 11,106 Est. Cost $57.58 Unrealized 0.0%
EW EDWARDS LIFESCIENCES CORP 0.0%
Value ($000) $494 Shares 6,349 Est. Cost $78.13 Unrealized 0.0%
TMO THERMO FISHER SCIENTIFIC INC 0.0%
Value ($000) $458 Shares 944 Est. Cost $418.48 Unrealized +11.1%
SHC SOTERA HEALTH CO 0.0%
Value ($000) $399 Shares 25,384 Est. Cost $11.71 Unrealized +19.9%
XRAY DENTSPLY SIRONA INC 0.0%
Value ($000) $383 Shares 30,183 Est. Cost $14.51 Unrealized 0.0%
LH LABCORP HOLDINGS INC 0.0%
Value ($000) $303 Shares 1,057 Est. Cost $266.78 Unrealized 0.0%
SCI SERVICE CORP INTL 0.0%
Value ($000) $303 Shares 3,635 Est. Cost $79.79 Unrealized 0.0%
HSIC HENRY SCHEIN INC 0.0%
Value ($000) $278 Shares 4,191 Est. Cost $69.22 Unrealized 0.0%
SUPN SUPERNUS PHARMACEUTICALS INC 0.0%
Value ($000) $255 Shares 5,331 Est. Cost $40.27 Unrealized 0.0%
HUM HUMANA INC 0.0%
Value ($000) $239 Shares 917 Est. Cost $263.59 Unrealized -0.9%
OGN ORGANON & CO 0.0%
Value ($000) $175 Shares 16,388 Est. Cost $10.25 Unrealized -4.6%
TOIIW THE ONCOLOGY INSTITUTE INC 0.0%
Value ($000) $150 Shares 1,250,000 Est. Cost $0.69 Unrealized
TNDM TANDEM DIABETES CARE INC 0.0%
Value ($000) $148 Shares 12,195 Est. Cost $13.54 Unrealized 0.0%
CYH COMMUNITY HEALTH SYS INC NEW 0.0%
Value ($000) $105 Shares 32,720 Est. Cost $3.19 Unrealized -6.1%
QSIAW QUANTUM SI INC 0.0%
Value ($000) $90 Shares 333,333 Est. Cost $3.76 Unrealized
NUVATION BIO INC 0.0%
Value ($000) $34 Shares 166,666 Est. Cost $2.67 Unrealized
BFLYW BUTTERFLY NETWORK INC 0.0%
Value ($000) $33 Shares 733,333 Est. Cost $6.45 Unrealized
EBS EMERGENT BIOSOLUTIONS INC 0.0%
Value ($000) $17 Shares 1,872 Est. Cost $5.72 Unrealized +35.9%
PMVP PMV PHARMACEUTICALS INC 0.0%
Value ($000) $12 Shares 8,790 Est. Cost $0.98 Unrealized +41.0%
MYGN MYRIAD GENETICS INC 0.0%
Value ($000) $4 Shares 505 Est. Cost $5.91 Unrealized +0.5%
SRZNW SURROZEN INC 0.0%
Value ($000) $3 Shares 166,666 Est. Cost $1.14 Unrealized