Rock Springs Capital Management LP Diversified Active

CIK: 0001595725 · Show all filings

Period: Q1 2024 (← Previous) (Next →)

Filing Date: May 15, 2024

Total Value ($000): $3,938,846 (99.8% shares, 0.2% debt)

Holdings (114)

— BLUEPRINT MEDICINES CORP 6.0%
Value ($000) $237,003 Shares 2,498,448 Est. Cost $63.00 Unrealized —
IMCR IMMUNOCORE HLDGS PLC 3.9%
Value ($000) $153,908 Shares 2,367,816 Est. Cost $42.88 Unrealized —
NBIX NEUROCRINE BIOSCIENCES INC 3.7%
Value ($000) $145,492 Shares 1,054,900 Est. Cost $78.19 Unrealized +74.7%
EVH EVOLENT HEALTH INC 3.3%
Value ($000) $130,750 Shares 3,987,500 Est. Cost $25.06 Unrealized +27.3%
ISRG INTUITIVE SURGICAL INC 3.0%
Value ($000) $119,128 Shares 298,500 Est. Cost $264.69 Unrealized +42.8%
UNH UNITEDHEALTH GROUP INC 2.9%
Value ($000) $113,781 Shares 230,000 Est. Cost $219.29 Unrealized +123.0%
PEN PENUMBRA INC 2.9%
Value ($000) $112,706 Shares 505,000 Est. Cost $179.03 Unrealized +38.1%
IDXX IDEXX LABS INC 2.5%
Value ($000) $96,782 Shares 179,250 Est. Cost $335.38 Unrealized +62.9%
ACHC ACADIA HEALTHCARE COMPANY IN 2.4%
Value ($000) $93,282 Shares 1,177,500 Est. Cost $57.08 Unrealized +43.3%
ARGX ARGENX SE 2.3%
Value ($000) $90,260 Shares 229,250 Est. Cost $153.41 Unrealized —
BSX BOSTON SCIENTIFIC CORP 2.1%
Value ($000) $84,414 Shares 1,232,500 Est. Cost $52.45 Unrealized +22.6%
RARE ULTRAGENYX PHARMACEUTICAL IN 2.1%
Value ($000) $82,872 Shares 1,774,938 Est. Cost $59.75 Unrealized -21.0%
DXCM DEXCOM INC 2.1%
Value ($000) $82,769 Shares 596,750 Est. Cost $97.36 Unrealized +29.1%
LLY ELI LILLY & CO 2.0%
Value ($000) $80,324 Shares 103,250 Est. Cost $616.74 Unrealized +13.9%
FRPT FRESHPET INC 1.9%
Value ($000) $76,757 Shares 662,500 Est. Cost $60.72 Unrealized +59.2%
MDGL MADRIGAL PHARMACEUTICALS INC 1.9%
Value ($000) $76,355 Shares 285,931 Est. Cost $108.20 Unrealized +117.8%
EXAS EXACT SCIENCES CORP 1.9%
Value ($000) $73,186 Shares 1,059,750 Est. Cost $54.51 Unrealized +16.0%
ALGN ALIGN TECHNOLOGY INC 1.8%
Value ($000) $72,142 Shares 220,000 Est. Cost $312.87 Unrealized -6.2%
RYTM RHYTHM PHARMACEUTICALS INC 1.7%
Value ($000) $65,987 Shares 1,522,893 Est. Cost $15.80 Unrealized +177.0%
EW EDWARDS LIFESCIENCES CORP 1.6%
Value ($000) $61,856 Shares 647,300 Est. Cost $62.58 Unrealized +34.2%
KYMR KYMERA THERAPEUTICS INC 1.6%
Value ($000) $61,194 Shares 1,522,238 Est. Cost $30.84 Unrealized +16.0%
CLDX CELLDEX THERAPEUTICS INC NEW 1.5%
Value ($000) $57,591 Shares 1,372,185 Est. Cost $33.14 Unrealized +23.9%
PHR PHREESIA INC 1.4%
Value ($000) $56,594 Shares 2,365,000 Est. Cost $26.02 Unrealized -4.5%
PODD INSULET CORP 1.4%
Value ($000) $54,848 Shares 320,000 Est. Cost $183.83 Unrealized +1.4%
WST WEST PHARMACEUTICAL SVSC INC 1.4%
Value ($000) $54,311 Shares 137,250 Est. Cost $294.97 Unrealized +24.7%
XENE XENON PHARMACEUTICALS INC 1.4%
Value ($000) $54,053 Shares 1,255,577 Est. Cost $23.42 Unrealized +96.4%
AGL AGILON HEALTH INC 1.4%
Value ($000) $53,894 Shares 8,835,000 Est. Cost $32.03 Unrealized -79.2%
— MERUS N V 1.3%
Value ($000) $51,630 Shares 1,146,560 Est. Cost $29.98 Unrealized —
AGIO AGIOS PHARMACEUTICALS INC 1.3%
Value ($000) $51,594 Shares 1,764,505 Est. Cost $40.40 Unrealized -33.7%
HUM HUMANA INC 1.3%
Value ($000) $51,109 Shares 147,408 Est. Cost $373.18 Unrealized -0.9%
MIRM MIRUM PHARMACEUTICALS INC 1.2%
Value ($000) $46,637 Shares 1,856,564 Est. Cost $14.67 Unrealized +87.5%
IRTC IRHYTHM TECHNOLOGIES INC 1.2%
Value ($000) $45,501 Shares 392,250 Est. Cost $74.00 Unrealized +51.9%
— SHOCKWAVE MED INC 1.1%
Value ($000) $43,960 Shares 135,000 Est. Cost $130.41 Unrealized —
ASND ASCENDIS PHARMA A/S 1.1%
Value ($000) $43,839 Shares 290,000 Est. Cost $85.24 Unrealized —
SRPT SAREPTA THERAPEUTICS INC 1.1%
Value ($000) $42,411 Shares 327,600 Est. Cost $62.74 Unrealized +95.3%
AZTA AZENTA INC 1.1%
Value ($000) $41,880 Shares 694,750 Est. Cost $61.73 Unrealized +3.7%
— OLINK HLDG AB 1.0%
Value ($000) $39,415 Shares 1,676,500 Est. Cost $22.11 Unrealized —
IMVT IMMUNOVANT INC 0.9%
Value ($000) $37,160 Shares 1,150,123 Est. Cost $28.80 Unrealized +26.7%
— ACCOLADE INC 0.9%
Value ($000) $37,099 Shares 3,540,000 Est. Cost $19.76 Unrealized —
ALNY ALNYLAM PHARMACEUTICALS INC 0.9%
Value ($000) $36,466 Shares 244,000 Est. Cost $102.35 Unrealized +63.0%
— AKERO THERAPEUTICS INC 0.8%
Value ($000) $32,835 Shares 1,299,888 Est. Cost $29.55 Unrealized —
OSCR OSCAR HEALTH INC 0.8%
Value ($000) $31,376 Shares 2,110,000 Est. Cost $11.33 Unrealized +20.9%
PCRX PACIRA BIOSCIENCES INC 0.8%
Value ($000) $30,842 Shares 1,055,500 Est. Cost $48.41 Unrealized -36.5%
RVMD REVOLUTION MEDICINES INC 0.8%
Value ($000) $29,770 Shares 923,681 Est. Cost $25.82 Unrealized +14.8%
LFST LIFESTANCE HEALTH GROUP INC 0.7%
Value ($000) $29,493 Shares 4,780,000 Est. Cost $13.69 Unrealized -50.8%
SGRY SURGERY PARTNERS INC 0.7%
Value ($000) $29,383 Shares 985,000 Est. Cost $31.29 Unrealized 0.0%
WRBY WARBY PARKER INC 0.7%
Value ($000) $28,309 Shares 2,080,000 Est. Cost $29.52 Unrealized -55.0%
— INOZYME PHARMA INC 0.7%
Value ($000) $28,198 Shares 3,681,174 Est. Cost $9.28 Unrealized —
INSP INSPIRE MED SYS INC 0.7%
Value ($000) $28,030 Shares 130,500 Est. Cost $200.97 Unrealized -2.5%
LEGN LEGEND BIOTECH CORP 0.7%
Value ($000) $28,016 Shares 499,486 Est. Cost $41.79 Unrealized —
MREO MEREO BIOPHARMA GROUP PLC 0.7%
Value ($000) $26,869 Shares 8,142,109 Est. Cost $2.59 Unrealized —
TVTX TRAVERE THERAPEUTICS INC 0.7%
Value ($000) $26,405 Shares 3,424,818 Est. Cost $15.00 Unrealized -43.8%
— CEREVEL THERAPEUTICS HLDNG I 0.6%
Value ($000) $23,162 Shares 547,946 Est. Cost $25.08 Unrealized —
IRON DISC MEDICINE INC 0.6%
Value ($000) $22,630 Shares 363,468 Est. Cost $47.82 Unrealized +35.6%
COLL COLLEGIUM PHARMACEUTICAL INC 0.6%
Value ($000) $21,817 Shares 562,000 Est. Cost $15.97 Unrealized +119.1%
VKTX VIKING THERAPEUTICS INC 0.5%
Value ($000) $21,402 Shares 261,000 Est. Cost $44.50 Unrealized 0.0%
— DYNAVAX TECHNOLOGIES CORP 0.5%
Value ($000) $20,793 Shares 1,675,474 Est. Cost $7.97 Unrealized —
ZLAB ZAI LAB LTD 0.5%
Value ($000) $20,780 Shares 1,297,123 Est. Cost $51.72 Unrealized —
MGNX MACROGENICS INC 0.5%
Value ($000) $19,213 Shares 1,305,250 Est. Cost $16.70 Unrealized -9.5%
NVO NOVO-NORDISK A S 0.5%
Value ($000) $18,939 Shares 147,500 Est. Cost $128.40 Unrealized —
KRYS KRYSTAL BIOTECH INC 0.5%
Value ($000) $18,499 Shares 103,969 Est. Cost $113.89 Unrealized +22.0%
BCRX BIOCRYST PHARMACEUTICALS INC 0.5%
Value ($000) $17,761 Shares 3,496,256 Est. Cost $9.13 Unrealized -38.4%
GPCR STRUCTURE THERAPEUTICS INC 0.4%
Value ($000) $17,686 Shares 412,649 Est. Cost $41.40 Unrealized —
PHVS PHARVARIS N V 0.4%
Value ($000) $17,400 Shares 752,924 Est. Cost $26.56 Unrealized 0.0%
PRTA PROTHENA CORP PLC 0.4%
Value ($000) $15,482 Shares 625,048 Est. Cost $17.63 Unrealized +68.7%
— NEVRO CORP 0.4%
Value ($000) $15,379 Shares 1,065,000 Est. Cost $72.87 Unrealized —
VERA VERA THERAPEUTICS INC 0.4%
Value ($000) $14,711 Shares 341,168 Est. Cost $35.64 Unrealized 0.0%
— MERSANA THERAPEUTICS INC 0.3%
Value ($000) $13,650 Shares 3,046,782 Est. Cost $13.04 Unrealized —
FOLD AMICUS THERAPEUTICS INC 0.3%
Value ($000) $13,578 Shares 1,152,656 Est. Cost $11.58 Unrealized +10.4%
CRNX CRINETICS PHARMACEUTICALS IN 0.3%
Value ($000) $13,547 Shares 289,400 Est. Cost $39.13 Unrealized 0.0%
CRL CHARLES RIV LABS INTL INC 0.3%
Value ($000) $13,141 Shares 48,500 Est. Cost $238.81 Unrealized 0.0%
BMRN BIOMARIN PHARMACEUTICAL INC 0.3%
Value ($000) $12,999 Shares 148,832 Est. Cost $85.70 Unrealized +4.5%
DYN DYNE THERAPEUTICS INC 0.3%
Value ($000) $12,827 Shares 451,824 Est. Cost $22.62 Unrealized 0.0%
JSPR JASPER THERAPEUTICS INC 0.3%
Value ($000) $11,871 Shares 404,335 Est. Cost $17.76 Unrealized 0.0%
CMPX COMPASS THERAPEUTICS INC 0.3%
Value ($000) $10,917 Shares 5,513,788 Est. Cost $3.31 Unrealized -47.8%
EDAP EDAP TMS S A 0.3%
Value ($000) $10,841 Shares 1,475,000 Est. Cost $7.60 Unrealized —
MLYS MINERALYS THERAPEUTICS INC 0.3%
Value ($000) $10,233 Shares 792,615 Est. Cost $16.83 Unrealized -26.6%
— APPLIED THERAPEUTICS INC 0.3%
Value ($000) $10,186 Shares 1,497,918 Est. Cost $15.72 Unrealized —
NUVL NUVALENT INC 0.2%
Value ($000) $9,409 Shares 125,302 Est. Cost $79.58 Unrealized 0.0%
ABOS ACUMEN PHARMACEUTICALS INC 0.2%
Value ($000) $9,315 Shares 2,300,059 Est. Cost $6.18 Unrealized -39.0%
IMTX IMMATICS N.V 0.2%
Value ($000) $8,920 Shares 848,751 Est. Cost $9.14 Unrealized +27.5%
NMRA NEUMORA THERAPEUTICS INC. 0.2%
Value ($000) $8,884 Shares 646,118 Est. Cost $16.17 Unrealized 0.0%
ELVN ENLIVEN THERAPEUTICS INC 0.2%
Value ($000) $7,539 Shares 428,571 Est. Cost $15.34 Unrealized 0.0%
CGON CG ONCOLOGY INC 0.2%
Value ($000) $7,501 Shares 170,859 Est. Cost $40.84 Unrealized 0.0%
BHVN BIOHAVEN LTD 0.2%
Value ($000) $6,945 Shares 126,984 Est. Cost $49.52 Unrealized 0.0%
FULC FULCRUM THERAPEUTICS INC 0.2%
Value ($000) $6,869 Shares 727,673 Est. Cost $14.24 Unrealized -37.3%
AUTL AUTOLUS THERAPEUTICS PLC 0.2%
Value ($000) $6,590 Shares 1,032,988 Est. Cost $6.38 Unrealized —
LUNG PULMONX CORP 0.2%
Value ($000) $6,048 Shares 652,400 Est. Cost $45.31 Unrealized -74.1%
AUPH AURINIA PHARMACEUTICALS INC 0.1%
Value ($000) $5,763 Shares 1,150,347 Est. Cost $9.11 Unrealized -25.5%
— ESSA PHARMA INC 0.1%
Value ($000) $5,748 Shares 677,005 Est. Cost $22.67 Unrealized —
PLRX PLIANT THERAPEUTICS INC 0.1%
Value ($000) $5,736 Shares 384,996 Est. Cost $28.47 Unrealized -42.1%
BEAM BEAM THERAPEUTICS INC 0.1%
Value ($000) $4,874 Shares 147,510 Est. Cost $37.65 Unrealized -17.2%
ALNY ALNYLAM PHARMACEUTICALS INC 0.1%
Value ($000) $4,857 Shares 32,500 Est. Cost $102.35 Unrealized +63.0%
— VINCERX PHARMA INC 0.1%
Value ($000) $4,512 Shares 891,719 Est. Cost $12.19 Unrealized —
KYTX KYVERNA THERAPEUTICS INC 0.1%
Value ($000) $4,445 Shares 178,963 Est. Cost $27.84 Unrealized 0.0%
SGMT SAGIMET BIOSCIENCES INC 0.1%
Value ($000) $4,177 Shares 770,671 Est. Cost $13.06 Unrealized -45.0%
GOSS GOSSAMER BIO INC 0.1%
Value ($000) $3,855 Shares 3,266,960 Est. Cost $2.62 Unrealized -57.9%
— GOSSAMER BIO INC 0.1%
Value ($000) $3,845 Shares 9,573,000 Est. Cost $1.01 Unrealized —
ADAPY ADAPTIMMUNE THERAPEUTICS PLC 0.1%
Value ($000) $3,832 Shares 2,425,468 Est. Cost $7.10 Unrealized —
ACRS ACLARIS THERAPEUTICS INC 0.1%
Value ($000) $3,414 Shares 2,753,495 Est. Cost $10.84 Unrealized -89.0%
CGEN COMPUGEN LTD 0.1%
Value ($000) $3,328 Shares 1,289,990 Est. Cost $6.12 Unrealized -62.0%
AMLX AMYLYX PHARMACEUTICALS INC 0.1%
Value ($000) $2,872 Shares 1,011,412 Est. Cost $22.81 Unrealized -42.7%
— TRAVERE THERAPEUTICS INC 0.1%
Value ($000) $2,842 Shares 3,250,000 Est. Cost $0.79 Unrealized —
BMEA BIOMEA FUSION INC 0.1%
Value ($000) $2,708 Shares 181,147 Est. Cost $15.37 Unrealized +7.1%
NVAX NOVAVAX INC 0.1%
Value ($000) $2,570 Shares 537,625 Est. Cost $37.34 Unrealized -87.6%
CYPH LEAP THERAPEUTICS INC 0.1%
Value ($000) $2,426 Shares 911,937 Est. Cost $4.84 Unrealized -38.1%
— SPRUCE BIOSCIENCES INC 0.1%
Value ($000) $2,051 Shares 2,609,125 Est. Cost $15.23 Unrealized —
— NEUROCRINE BIOSCIENCES INC 0.0%
Value ($000) $1,807 Shares 1,000,000 Est. Cost $1.45 Unrealized —
— VIGIL NEUROSCIENCE INC 0.0%
Value ($000) $1,609 Shares 471,958 Est. Cost $7.03 Unrealized —
XLO XILIO THERAPEUTICS INC 0.0%
Value ($000) $1,556 Shares 1,440,759 Est. Cost $14.70 Unrealized -95.3%
— RENEO PHARMACEUTICALS INC 0.0%
Value ($000) $1,248 Shares 751,730 Est. Cost $9.31 Unrealized —
— NEVRO CORP 0.0%
Value ($000) $474 Shares 500,000 Est. Cost $1.37 Unrealized —
TLPH TALPHERA INC 0.0%
Value ($000) $326 Shares 316,460 Est. Cost $2.81 Unrealized -62.0%
— NUVATION BIO INC 0.0%
Value ($000) $41 Shares 134,028 Est. Cost $2.67 Unrealized —