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  • DEERFIELD MANAGEMENT COMPANY, L.P. (Data extracted from 13F, 13D, 13G and Form 4)

DEERFIELD MANAGEMENT COMPANY, L.P.

AUM: $16.12 B
13-F Portfolio Value: $9.59 B
Last 13-F Filed: Q2 2026
Concentration in top 10: 53.16%
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Stock Company % Portfolio Shares Held Market Value Change in Shares % Change Quarter End Price Source
RVMDREVOLUTION MEDICINES INC4.67%2,392,000$447,973,76095,0004.14%$187.2813F
LEGNLEGEND BIOTECH CORP2.45%8,137,638$235,014,985450,0005.85%$28.8813F
GMABGENMAB A/S1.97%6,865,000$188,581,5504,403,000178.84%$27.4713F
VERAVERA THERAPEUTICS INC1.75%3,916,400$168,052,724194,3005.22%$42.9113F
BCRXBIOCRYST PHARMACEUTICALS INC1.57%15,096,403$150,964,03058,4030.39%$1013F
TNGXTANGO THERAPEUTICS INC1.37%4,190,611$130,998,50043,7981.06%$31.2613F
PHVSPHARVARIS N V1.22%3,376,042$116,743,532250,0008%$34.5813F
DNTHDIANTHUS THERAPEUTICS INC1.14%1,125,313$109,695,511105,50010.35%$97.4813F
IDYAIDEAYA BIOSCIENCES INC1.06%2,714,503$101,169,5271,184,49577.42%$37.2713F
ZBIOZENAS BIOPHARMA INC (PRN)0.84%67,200,000$80,316,0962,200,0003.38%$1.213F
BMRNBIOMARIN PHARMACEUTICAL INC0.8%1,332,836$76,264,876481,28056.52%$57.2213F
GPCRSTRUCTURE THERAPEUTICS INC0.61%1,086,000$58,285,620318,00741.41%$53.6713F
BLTEBELITE BIO INC0.57%357,199$55,003,28853,18617.49%$153.9813F
TYRATYRA BIOSCIENCES INC0.34%1,017,000$32,482,980468,00085.25%$31.9413F