Fund Universe

DEERFIELD MANAGEMENT COMPANY, L.P.

CIK 0001009258 · holdings for 2026Q2 (change vs 2026Q1) · in signal universe
Quality Q
0.810
AUM ($M)
9,586
Positions
82
Turnover
0.16
Top-10 wt
53%
Herfindahl
0.066
History (qtrs)
6
Excess Return
-5.0%

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Holdings · 95 positions · portfolio value $9,586M

TickerNameActivitySecurity Type WeightΔ Weight Value ($M)SharesΔ Shares Qtrs HeldExcess Return
NUVL funds › NUVALENT INC HOLD 22.2% +1.4% 2,130.2 17,248,450 +0 5
CUSIP:112463AF1 funds › BROOKDALE SR LIVING INC HOLD 6.1% +0.1% 585.7 306,885,000 +0 3
RVMD funds › REVOLUTION MEDICINES INC ADD 4.7% +2.0% 448.0 2,392,000 +95,000 5
PRAX funds › PRAXIS PRECISION MEDICINES I HOLD 3.4% -0.3% 322.5 963,351 +0 5
VTRS funds › VIATRIS INC HOLD 3.3% +0.1% 320.9 20,206,170 +0 5
CNC funds › CENTENE CORP DEL TRIM 3.3% +1.0% 314.6 4,901,000 -1,016,091 5
CUSIP:76155XAA8 funds › REVOLUTION MEDICINES INC NEW 2.6% +2.6% 251.7 200,000,000 +200,000,000 1
UTHR funds › UNITED THERAPEUTICS CORP DEL HOLD 2.6% -0.6% 247.6 457,000 +0 5
CUSIP:04280AAC4 funds › ARROWHEAD PHARMACEUTICALS IN HOLD 2.5% +0.1% 240.5 200,000,000 +0 2
LEGN funds › LEGEND BIOTECH CORP ADD 2.5% +0.8% 235.0 8,137,638 +450,000 5
COGT funds › COGENT BIOSCIENCES INC TRIM 2.0% -2.1% 193.7 5,006,104 -4,037,799 5
GMAB funds › GENMAB A/S ADD 2.0% +1.2% 188.6 6,865,000 +4,403,000 2 -17.8%
BKD funds › BROOKDALE SR LIVING INC HOLD 2.0% +0.1% 187.2 11,637,032 +0 5
VERA funds › VERA THERAPEUTICS INC ADD 1.8% -0.0% 168.1 3,916,400 +194,300 5
IONS funds › IONIS PHARMACEUTICALS INC HOLD 1.6% -0.1% 157.0 1,979,669 +0 4 +8.8%
CELC funds › CELCUITY INC TRIM 1.6% -0.7% 151.8 1,451,014 -262,986 4 +55.9%
BCRX funds › BIOCRYST PHARMACEUTICALS INC ADD 1.6% -0.1% 151.0 15,096,403 +58,403 5
NAMS funds › NEWAMSTERDAM PHARMA COMPANY HOLD 1.5% -0.1% 144.5 4,264,789 +0 5
ACHC funds › ACADIA HEALTHCARE COMPANY IN HOLD 1.4% +0.1% 133.5 4,520,000 +0 4 +25.1%
TNGX funds › TANGO THERAPEUTICS INC ADD 1.4% +0.3% 131.0 4,190,611 +43,798 3 +359.5%
AHCO funds › ADAPTHEALTH CORP HOLD 1.2% -0.4% 119.6 11,477,730 +0 5
PHVS funds › PHARVARIS N V ADD 1.2% +0.2% 116.7 3,376,042 +250,000 5
CUSIP:15102KAB6 funds › CELCUITY INC NEW 1.2% +1.2% 113.8 100,000,000 +100,000,000 1
ARWR funds › ARROWHEAD PHARMACEUTICALS IN TRIM 1.2% +0.0% 113.2 1,389,055 -184,242 4 +302.4%
DNTH funds › DIANTHUS THERAPEUTICS INC ADD 1.1% +0.1% 109.7 1,125,313 +105,500 2 +449.0%
LRMR funds › LARIMAR THERAPEUTICS INC HOLD 1.1% -0.8% 108.6 35,606,974 +0 5
MLYS funds › MINERALYS THERAPEUTICS INC NEW 1.1% +1.1% 106.8 3,958,000 +3,958,000 1 -35.5%
CUSIP:01625VAB0 funds › ALIGNMENT HEALTHCARE INC HOLD 1.1% +0.1% 103.8 61,000,000 +0 3
IDYA funds › IDEAYA BIOSCIENCES INC ADD 1.1% +0.5% 101.2 2,714,503 +1,184,495 5
XENE funds › XENON PHARMACEUTICALS INC HOLD 1.0% -0.1% 97.5 1,615,696 +0 5 +53.2%
CUSIP:462222AF7 funds › IONIS PHARMACEUTICALS INC HOLD 1.0% -0.1% 93.1 60,000,000 +0 4
SVRA funds › SAVARA INC HOLD 0.9% -0.0% 83.6 13,569,000 +0 5
LNTH funds › LANTHEUS HLDGS INC TRIM 0.9% +0.1% 83.5 752,999 -75,000 3 +117.7%
SNDX funds › SYNDAX PHARMACEUTICALS INC HOLD 0.9% -0.2% 82.6 3,779,900 +0 2 -36.5%
CUSIP:98937LAA3 funds › ZENAS BIOPHARMA INC ADD 0.8% +0.0% 80.3 67,200,000 +2,200,000 2
BMRN funds › BIOMARIN PHARMACEUTICAL INC ADD 0.8% +0.2% 76.3 1,332,836 +481,280 2 -4.5%
PFE funds › PFIZER INC HOLD 0.8% -0.2% 73.2 3,040,000 +0 2 -29.0% re-entry
INDV funds › INDIVIOR PHARMACEUTICALS INC TRIM 0.7% -0.4% 67.7 1,648,895 -1,448,895 2 -4.8%
BIO funds › BIO RAD LABS INC HOLD 0.7% -0.1% 66.4 226,070 +0 5
SPRY funds › ARS PHARMACEUTICALS INC HOLD 0.6% -0.1% 60.1 7,503,812 +0 5
STOK funds › STOKE THERAPEUTICS INC HOLD 0.6% -0.1% 59.7 1,823,500 +0 3 -2.2%
GPCR funds › STRUCTURE THERAPEUTICS INC ADD 0.6% +0.2% 58.3 1,086,000 +318,007 5
NVST funds › ENVISTA HOLDINGS CORPORATION HOLD 0.6% -0.1% 58.2 2,210,100 +0 5
INSP funds › INSPIRE MED SYS INC TRIM 0.6% -1.0% 57.9 1,296,862 -1,406,376 5 -79.9%
CDNA funds › CAREDX INC TRIM 0.6% +0.1% 56.9 1,997,618 -193,382 4 +262.5%
BSX funds › BOSTON SCIENTIFIC CORP NEW 0.6% +0.6% 56.1 1,315,000 +1,315,000 1 -51.3% re-entry
BLTE funds › BELITE BIO INC ADD 0.6% +0.0% 55.0 357,199 +53,186 3 +32.0%
PBLS funds › PARABILIS MEDICINES INC NEW 0.5% +0.5% 51.5 1,880,704 +1,880,704 1 +111.1%
CERT funds › CERTARA INC TRIM 0.5% -0.0% 49.2 7,512,928 -295,677 5
IRON funds › DISC MEDICINE INC HOLD 0.5% +0.0% 48.1 657,000 +0 5
CUSIP:53802LAB8 funds › LIVANOVA PLC HOLD 0.5% +0.0% 46.5 34,280,000 +0 5
BBOT funds › BRIDGEBIO ONCOLOGY THERAPEUT HOLD 0.4% -0.1% 37.2 4,885,446 +0 4 -37.1%
TYRA funds › TYRA BIOSCIENCES INC ADD 0.3% +0.1% 32.5 1,017,000 +468,000 2 -56.7%
MNPR funds › MONOPAR THERAPEUTICS INC HOLD 0.3% +0.1% 30.0 323,745 +0 4 +195.7%
SION funds › SIONNA THERAPEUTICS INC TRIM 0.3% -0.1% 30.0 680,916 -289,674 5
CUSIP:45258DAB1 funds › IMMUNOCORE HLDGS PLC HOLD 0.3% -0.0% 27.1 30,000,000 +0 5
AVLN funds › AVALYN PHARMACEUTICALS INC NEW 0.3% +0.3% 24.1 731,000 +731,000 1 +376.0%
FHTX funds › FOGHORN THERAPEUTICS INC HOLD 0.2% -0.0% 21.4 4,394,367 +0 5
BBNX funds › BETA BIONICS INC HOLD 0.2% +0.1% 20.7 1,324,000 +0 5
ALNY funds › ALNYLAM PHARMACEUTICALS INC HOLD 0.2% -0.1% 20.5 67,935 +0 5
DRUG funds › BRIGHT MINDS BIOSCIENCES INC HOLD 0.2% -0.0% 19.9 283,000 +0 2 -49.0%
ODTX funds › ODYSSEY THERAPEUTICS INC NEW 0.2% +0.2% 19.6 1,046,139 +1,046,139 1 +83.1%
TOI funds › THE ONCOLOGY INSTITUTE INC HOLD 0.2% +0.1% 18.2 3,360,052 +0 5
KYTX funds › KYVERNA THERAPEUTICS INC HOLD 0.2% -0.0% 17.8 2,000,000 +0 3 -5.0%
ALMR funds › ALAMAR BIOSCIENCES INC NEW 0.2% +0.2% 16.3 600,000 +600,000 1 +560.5%
CHE funds › CHEMED CORP NEW NEW 0.1% +0.1% 14.0 30,000 +30,000 1 +95.1% re-entry
SGP funds › SPYGLASS PHARMA INC HOLD 0.1% -0.0% 12.2 550,000 +0 2 -42.3%
CUSIP:64049MAB6 funds › NEOGENOMICS INC TRIM 0.1% -0.7% 12.2 13,040,000 -59,649,000 4
ADAG funds › ADAGENE INC NEW 0.1% +0.1% 11.2 2,666,666 +2,666,666 1 +19.5%
COAG funds › HEMAB THERAPEUTICS HLDGS INC NEW 0.1% +0.1% 10.1 275,000 +275,000 1 +1740.3%
MOBI funds › MOBIA MED INC NEW 0.1% +0.1% 9.0 670,752 +670,752 1 -43.2%
EMBC funds › EMBECTA CORP HOLD 0.1% -0.2% 8.3 2,534,961 +0 5
VCYT funds › VERACYTE INC TRIM 0.1% -0.2% 5.9 101,000 -625,000 5 +6.6%
ANNX funds › ANNEXON INC HOLD 0.0% -0.0% 3.3 583,913 +0 5
ALEC funds › ALECTOR INC HOLD 0.0% -0.0% 2.1 1,055,192 +0 5
CUSIP:N62509117 funds › NEWAMSTERDAM PHARMA COMPANY HOLD 0.0% -0.0% 2.0 92,787 +0 5
EW funds › EDWARDS LIFESCIENCES CORP HOLD 0.0% -0.0% 1.2 13,702 +0 4 -5.0%
MIRM funds › MIRUM PHARMACEUTICALS INC NEW 0.0% +0.0% 0.7 6,027 +6,027 1 +0.1%
HUM funds › HUMANA INC HOLD 0.0% +0.0% 0.4 917 +0 5
TOIIW funds › THE ONCOLOGY INSTITUTE INC HOLD 0.0% -0.0% 0.1 1,250,000 +0 5
PMVP funds › PMV PHARMACEUTICALS INC HOLD 0.0% -0.0% 0.0 8,790 +0 5 +9.8%
CUSIP:86889P117 funds › SURROZEN INC HOLD 0.0% -0.0% 0.0 166,666 +0 5
CMPX funds › COMPASS THERAPEUTICS INC EXIT 0.0% -0.2% 0.0 0 -3,606,000 0 -110.7%
CUSIP:23954D109 funds › DAY ONE BIOPHARMACEUTICALS I EXIT 0.0% -0.9% 0.0 0 -3,723,131 0
CUSIP:29332G102 funds › ENHABIT INC EXIT 0.0% -0.8% 0.0 0 -4,747,746 0
MANE funds › VERADERMICS INC EXIT 0.0% -0.0% 0.0 0 -5,000 0 +1965.8%
CPRX funds › CATALYST PHARMACEUTICALS INC EXIT 0.0% -1.2% 0.0 0 -3,943,600 0
NBIX funds › NEUROCRINE BIOSCIENCES INC EXIT 0.0% -0.9% 0.0 0 -610,000 0
CUSIP:74765K113 funds › QUANTUM SI INC EXIT 0.0% -0.0% 0.0 0 -333,333 0
TSHA funds › TAYSHA GENE THERAPIES INC EXIT 0.0% -0.1% 0.0 0 -2,722,165 0 +75.4%
CUSIP:604749AB7 funds › MIRUM PHARMACEUTICALS INC EXIT 0.0% -2.5% 0.0 0 -70,000,000 0
MYGN funds › MYRIAD GENETICS INC EXIT 0.0% -0.0% 0.0 0 -505 0 -37.2%
CGEM funds › CULLINAN THERAPEUTICS INC EXIT 0.0% -0.1% 0.0 0 -386,169 0
PHGE funds › BIOMX INC EXIT 0.0% -0.0% 0.0 0 -131,272 0 -124.1%
KYMR funds › KYMERA THERAPEUTICS INC EXIT 0.0% -0.6% 0.0 0 -561,170 0

Point-in-time history

Each row is this fund as of that period, not as of today — what the scoring for that quarter actually saw.
PeriodAUM ($M)Positions TurnoverTop-10 wtHerfindahl Quality Q Skill Universe
2026Q2 9,586 82 0.16 53% 0.066 0.807 in
2026Q1 8,476 82 0.15 51% 0.060 0.814 in
2025Q4 7,801 149 0.22 52% 0.066 0.653 in
2025Q3 6,525 151 0.22 52% 0.071 0.632 in
2025Q2 5,510 124 0.14 54% 0.077 0.797 entered
2025Q1 5,044 122 0.00 53% 0.078 0.000 out
Long US-equity 13F disclosures only · up to 45-day reporting lag · sells = reduce/avoid, not short. JSON: /api/signals · /api/funds · /api/status