Fund HoldingsDEERFIELD MANAGEMENT COMPANY, L.P.

Total Portfolio Value
$5.51B
Total Bought
$661.25M
Total Sold
$584.23M
Net Transaction
+$77.02M
Filing Period:
Securities
SharesValue ($K)
Q1 2025
Q2 2025
Change
Q1 2025
Q2 2025
Weight (%)
Change
NUVALENT INC017,991,024+17,991,02401,372,71524.91%+1,372,715
OSCAR HEALTH INC(OSCR)011,649,591+11,649,5910249,7674.53%+249,767
UNITED THERAPEUTICS CORP DEL(UTHR)275,226540,626+265,40084,844155,3492.82%+70,505
MERCK & CO INC(MRK)0857,724+857,724067,8971.23%+67,897
INDIVIOR PLC010,567,160+10,567,1600155,7602.83%+155,760
VERA THERAPEUTICS INC(VERA)1,050,0003,348,117+2,298,11725,22178,8821.43%+53,661
LEGEND BIOTECH CORP(LEGN)1,743,5552,962,338+1,218,78359,159105,1331.91%+45,975
MERUS N V3,173,9283,384,628+210,700133,591178,0313.23%+44,441
TANDEM DIABETES CARE INC(TNDM)000038,5160.70%+38,516
ARS PHARMACEUTICALS INC10,514,6579,724,508-790,149132,274169,6933.08%+37,418
INSMED INC(INSM)458,000700,700+242,70034,94170,5181.28%+35,578
IDEAYA BIOSCIENCES INC(IDYA)03,915,311+3,915,311082,3001.49%+82,300
MODERNA INC(MRNA)01,000,000+1,000,000027,5900.50%+27,590
CERTARA INC(CERT)2,022,6163,926,099+1,903,48320,02445,9350.83%+25,911
LIVANOVA PLC(LIVN)000025,3990.46%+25,399
VENTAS INC(VTR)0354,000+354,000022,3550.41%+22,355
PFIZER INC(PFE)3,347,2964,306,264+958,96884,820104,3841.89%+19,563
INSPIRE MED SYS INC(INSP)0140,000+140,000018,1680.33%+18,168
XENON PHARMACEUTICALS INC(XENE)0542,020+542,020016,9650.31%+16,965
VERACYTE INC(VCYT)0625,000+625,000016,8940.31%+16,894
ALNYLAM PHARMACEUTICALS INC(ALNY)000126,865143,1722.60%+16,307
LARIMAR THERAPEUTICS INC021,231,974+21,231,974061,3601.11%+61,360
NEOGENOMICS INC(NEO)02,148,000+2,148,000015,7020.28%+15,702
TAYSHA GENE THERAPIES INC(TSHA)05,386,000+5,386,000012,4420.23%+12,442
KYMERA THERAPEUTICS INC(KYMR)0653,000+653,000028,4970.52%+28,497
CENTENE CORP DEL(CNC)2,671,9213,185,370+513,449162,212172,9023.14%+10,690
OMADA HEALTH INC(OMDA)0553,107+553,107010,1220.18%+10,122
DISC MEDICINE INC(IRON)782,333919,403+137,07038,83548,6920.88%+9,857
MIRUM PHARMACEUTICALS INC(MIRM)000114,509124,2132.25%+9,704
BROOKDALE SR LIVING INC(BKD)15,612,26415,362,264-250,00097,733106,9211.94%+9,189
SIONNA THERAPEUTICS INC747,000970,590+223,5907,81416,8400.31%+9,026
NEWAMSTERDAM PHARMA COMPANY
ORDINARY SHARES
05,115,953+5,115,953092,6501.68%+92,650
ENVISTA HOLDINGS CORPORATION(NVST)2,024,9432,215,845+190,90234,95143,2980.79%+8,347
ALNYLAM PHARMACEUTICALS INC(ALNY)145,000145,000039,15347,2830.86%+8,130
REVOLUTION MEDICINES INC(RVMD)03,384,072+3,384,0720124,5002.26%+124,500
VIATRIS INC(VTRS)024,023,907+24,023,9070214,5333.89%+214,533
PRAXIS PRECISION MEDICINES I(PRAX)619,931686,931+67,00023,47728,8850.52%+5,409
JADE BIOSCIENCES INC0531,163+531,16305,3060.10%+5,306
BETA BIONICS INC1,016,0001,168,415+152,41512,43617,0120.31%+4,576
PHARVARIS N V
COM
02,017,464+2,017,464035,5070.64%+35,507
FOGHORN THERAPEUTICS INC03,255,514+3,255,514015,3010.28%+15,301
COGENT BIOSCIENCES INC(COGT)02,640,215+2,640,215018,9570.34%+18,957
BIOCRYST PHARMACEUTICALS INC(BCRX)04,692,000+4,692,000042,0400.76%+42,040
NOVOCURE LTD(NVCR)650,119825,119+175,00011,58514,6870.27%+3,102
MEREO BIOPHARMA GROUP PLC06,710,429+6,710,429018,1850.33%+18,185
PHREESIA INC01,014,577+1,014,577028,8750.52%+28,875
THE ONCOLOGY INSTITUTE INC3,360,0523,360,05203,8306,8880.13%+3,058
ZENAS BIOPHARMA INC(ZBIO)01,562,942+1,562,942015,1450.27%+15,145
ENHABIT INC
COM
4,997,7464,779,864-217,88243,93046,0780.84%+2,148
SPYRE THERAPEUTICS INC(SYRE)0613,665+613,66509,1870.17%+9,187
INTEGRA LIFESCIENCES HLDGS C(IART)000170,982172,8603.14%+1,878
RXSIGHT INC392,332888,950+496,6189,90611,5560.21%+1,650
STRUCTURE THERAPEUTICS INC0373,407+373,40707,7440.14%+7,744
HILLEVAX INC01,882,654+1,882,65403,7460.07%+3,746
DAY ONE BIOPHARMACEUTICALS I
COM
03,723,131+3,723,131024,2000.44%+24,200
DELCATH SYS INC813,106812,561-54510,35111,0510.20%+700
IMMUNOCORE HLDGS PLC(IMCR)00025,19425,8500.47%+655
SOTERA HEALTH CO(SHC)045,242+45,24205030.01%+503
COOPER COS INC(COO)06,328+6,32804500.01%+450
THERMO FISHER SCIENTIFIC INC(TMO)0916+91603710.01%+371
UFP TECHNOLOGIES INC(UFPT)01,517+1,51703700.01%+370
ALIGN TECHNOLOGY INC01,945+1,94503680.01%+368
ATRICURE INC(ATRC)011,138+11,13803650.01%+365
LEMAITRE VASCULAR INC(LMAT)04,169+4,16903460.01%+346
ORTHOPEDIATRICS CORP015,486+15,48603330.01%+333
ENOVIS CORPORATION(ENOV)010,267+10,26703220.01%+322
NATIONAL HEALTHCARE CORP(NHC)02,926+2,92603130.01%+313
DAVITA INC(DVA)02,101+2,10102990.01%+299
BIOLIFE SOLUTIONS INC(BLFS)013,670+13,67002940.01%+294
UNIVERSAL HLTH SVCS INC(UHS)01,597+1,59702890.01%+289
ANNEXON INC(ANNX)0583,913+583,91301,4010.03%+1,401
AMEDISYS INC02,744+2,74402700.00%+270
HAEMONETICS CORP MASS(HAE)03,529+3,52902630.00%+263
IQVIA HLDGS INC(IQV)01,623+1,62302560.00%+256
MIMEDX GROUP INC039,351+39,35102400.00%+240
MEDPACE HLDGS INC(MEDP)0736+73602310.00%+231
AMPHASTAR PHARMACEUTICALS IN(AMPH)09,579+9,57902200.00%+220
TELEFLEX INCORPORATED(TFX)01,805+1,80502140.00%+214
CORVEL CORP(CRVL)01,993+1,99302050.00%+205
ZOETIS INC(ZTS)01,310+1,31002040.00%+204
REPLIGEN CORP(RGEN)01,628+1,62802020.00%+202
ALPHATEC HLDGS INC(ATEC)017,083+17,08301900.00%+190
ALECTOR INC01,055,192+1,055,19201,4770.03%+1,477
ORGANON & CO(OGN)016,388+16,38801590.00%+159
COMMUNITY HEALTH SYS INC NEW11,71755,703+43,986321890.00%+158
PACS GROUP INC(PACS)011,421+11,42101480.00%+148
XERIS BIOPHARMA HOLDINGS INC022,574+22,57401050.00%+105
RADNET INC(RDNT)01,506+1,5060860.00%+86
QUANTUM SI INC0333,333+333,33302170.00%+217
DANAHER CORPORATION(DHR)0168+1680330.00%+33
THE ONCOLOGY INSTITUTE INC1,250,0001,250,000034640.00%+30
EMERGENT BIOSOLUTIONS INC01,872+1,8720120.00%+12
PMV PHARMACEUTICALS INC08,790+8,790090.00%+9
CHARLES RIV LABS INTL INC(CRL)043+43070.00%+7
MYRIAD GENETICS INC0505+505030.00%+3
SURROZEN INC166,666166,6660530.00%-2
NUVATION BIO INC(NUVB)166,666166,666053450.00%-8
HUMANA INC(HUM)91791702432240.00%-18
C4 THERAPEUTICS INC12,5280-12,528200-20
BUTTERFLY NETWORK INC(BFLY)733,333733,333066440.00%-22
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