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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: $6.55 B
Last 13-F Filed: Q3 2025
Concentration in top 10: 51.69%
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Stock Company % Portfolio Shares Held Market Value Change in Shares % Change Quarter End Price Source
IONSIONIS PHARMACEUTICALS INC2.21%1,979,669$129,509,9461,979,669New$65.4213F
BMYBRISTOL-MYERS SQUIBB CO1.80%2,337,771$105,433,4722,337,771New$45.113F
IONSIONIS PHARMACEUTICALS INC (PRN)1.41%60,000,000$82,657,92060,000,000New$1.3813F
NEONEOGENOMICS INC (PRN)1.08%72,689,000$62,922,57972,689,000New$0.8713F
BBOTBRIDGEBIO ONCOLOGY THERAPEUT0.97%4,885,446$56,573,4654,885,446New$11.5813F
CRMDCORMEDIX INC0.66%3,323,833$38,656,1783,323,833New$11.6313F
CELCCELCUITY INC0.62%733,530$36,236,382733,530New$49.413F
ARWRARROWHEAD PHARMACEUTICALS IN0.59%993,000$34,248,570993,000New$34.4913F
CDNACAREDX INC0.54%2,191,000$31,857,1402,191,000New$14.5413F
ACHCACADIA HEALTHCARE COMPANY IN0.50%1,189,000$29,439,6401,189,000New$24.7613F
MRNAMODERNA INC (Put)0.44%1,000,000$25,830,0001,000,000New$25.8313F
MNPRMONOPAR THERAPEUTICS INC0.22%159,765$13,048,008159,765New$81.6713F
SISHOULDER INNOVATIONS INC0.10%482,572$6,056,279482,572New$12.5513F
PBHPRESTIGE CONSMR HEALTHCARE I0.07%64,563$4,028,73164,563New$62.413F
HTFLHEARTFLOW INC0.06%100,000$3,366,000100,000New$33.6613F
MMSIMERIT MED SYS INC0.06%41,846$3,482,84341,846New$83.2313F
VREXVAREX IMAGING CORP0.06%285,207$3,536,567285,207New$12.413F
BSXBOSTON SCIENTIFIC CORP0.05%31,312$3,056,99131,312New$97.6313F
IRTCIRHYTHM TECHNOLOGIES INC0.05%17,262$2,968,89117,262New$171.9913F
KVUEKENVUE INC0.05%193,853$3,146,234193,853New$16.2313F
RVTYREVVITY INC0.05%33,541$2,939,86933,541New$87.6513F
CHECHEMED CORP NEW0.04%4,664$2,088,2594,664New$447.7413F
STAASTAAR SURGICAL CO0.04%96,989$2,606,09496,989New$26.8713F
TRUPTRUPANION INC0.04%57,045$2,468,90857,045New$43.2813F
WATWATERS CORP0.04%7,885$2,364,0027,885New$299.8113F
ISRGINTUITIVE SURGICAL INC0.04%5,438$2,432,0375,438New$447.2313F
DXCMDEXCOM INC0.03%22,287$1,499,69222,287New$67.2913F
GEHCGE HEALTHCARE TECHNOLOGIES I0.03%21,924$1,646,49221,924New$75.113F
PENPENUMBRA INC0.03%6,411$1,624,0356,411New$253.3213F
ADPTADAPTIVE BIOTECHNOLOGIES COR0.02%60,328$902,50760,328New$14.9613F
AVNSAVANOS MED INC0.02%122,899$1,420,712122,899New$11.5613F
ELUTELUTIA INC0.02%1,371,603$1,221,0011,371,603New$0.8913F
BRBRBELLRING BRANDS INC0.02%34,232$1,244,33334,232New$36.3513F
TECHBIO-TECHNE CORP0.02%20,979$1,167,06220,979New$55.6313F
AZTAAZENTA INC0.02%41,004$1,177,63541,004New$28.7213F
PODDINSULET CORP0.02%4,480$1,383,1104,480New$308.7313F
ITGRINTEGER HLDGS CORP0.02%12,528$1,294,51812,528New$103.3313F
MOHMOLINA HEALTHCARE INC0.02%5,047$965,7945,047New$191.3613F
TMDXTRANSMEDICS GROUP INC0.02%12,752$1,430,77412,752New$112.213F
GMEDGLOBUS MED INC0.01%11,106$636,04111,106New$57.2713F
HQYHEALTHEQUITY INC0.01%7,060$669,0767,060New$94.7713F
SYKSTRYKER CORPORATION0.01%1,988$734,9041,988New$369.6713F
STESTERIS PLC0.01%2,578$637,9002,578New$247.4413F
EWEDWARDS LIFESCIENCES CORP0.00844%6,349$493,7626,349New$77.7713F
XRAYDENTSPLY SIRONA INC0.00655%30,183$383,02230,183New$12.6913F
LHLABCORP HOLDINGS INC0.00519%1,057$303,4221,057New$287.0613F
SCISERVICE CORP INTL0.00517%3,635$302,5053,635New$83.2213F
HSICHENRY SCHEIN INC0.00476%4,191$278,1574,191New$66.3713F
SUPNSUPERNUS PHARMACEUTICALS INC0.00436%5,331$254,7685,331New$47.7913F
TNDMTANDEM DIABETES CARE INC0.00253%12,195$148,04712,195New$12.1413F