Rock Springs Capital Management LP Diversified Active

Location: Baltimore, MD

CIK: 0001595725 · Show all filings

Period: Q2 2024 (← Previous) (Next →)

Filing Date: Aug 14, 2024

Total Value: $3.322B (99.8% shares, 0.2% debt)

Holdings (112)

BLUEPRINT MEDICINES CORP 8.0%
Value $265M Shares 2,460,417 Est. Cost $63.00 Unrealized
UNH UNITEDHEALTH GROUP INC 4.2%
Value $140M Shares 275,000 Est. Cost $260.82 Unrealized +81.4%
ISRG INTUITIVE SURGICAL INC 4.0%
Value $133M Shares 298,500 Est. Cost $264.69 Unrealized +50.5%
NBIX NEUROCRINE BIOSCIENCES INC 3.9%
Value $129M Shares 940,000 Est. Cost $78.19 Unrealized +75.4%
LLY ELI LILLY & CO 3.3%
Value $110M Shares 121,500 Est. Cost $642.91 Unrealized +23.0%
ARGX ARGENX SE 3.0%
Value $98.59M Shares 229,250 Est. Cost $153.41 Unrealized
ACHC ACADIA HEALTHCARE COMPANY IN 2.4%
Value $79.53M Shares 1,177,500 Est. Cost $57.08 Unrealized +22.3%
RARE ULTRAGENYX PHARMACEUTICAL IN 2.4%
Value $79.08M Shares 1,924,072 Est. Cost $58.42 Unrealized -26.9%
EVH EVOLENT HEALTH INC 2.3%
Value $77.96M Shares 4,077,500 Est. Cost $25.07 Unrealized +1.9%
MDGL MADRIGAL PHARMACEUTICALS INC 2.1%
Value $68.78M Shares 245,499 Est. Cost $108.20 Unrealized +120.0%
BSX BOSTON SCIENTIFIC CORP 1.9%
Value $62.96M Shares 817,500 Est. Cost $52.45 Unrealized +39.5%
FRPT FRESHPET INC 1.9%
Value $62.11M Shares 480,000 Est. Cost $60.72 Unrealized +97.6%
ALNY ALNYLAM PHARMACEUTICALS INC 1.8%
Value $60.75M Shares 250,000 Est. Cost $103.69 Unrealized +52.3%
MIRM MIRUM PHARMACEUTICALS INC 1.8%
Value $60.59M Shares 1,772,038 Est. Cost $14.67 Unrealized +78.8%
MERUS N V 1.8%
Value $59.23M Shares 1,001,073 Est. Cost $29.98 Unrealized
IDXX IDEXX LABS INC 1.8%
Value $58.22M Shares 119,500 Est. Cost $335.38 Unrealized +49.7%
AGL AGILON HEALTH INC 1.8%
Value $58.21M Shares 8,900,000 Est. Cost $32.03 Unrealized -82.2%
DXCM DEXCOM INC 1.7%
Value $56.69M Shares 500,000 Est. Cost $97.36 Unrealized +29.9%
HUM HUMANA INC 1.7%
Value $55.08M Shares 147,408 Est. Cost $373.18 Unrealized -11.5%
INSM INSMED INC 1.6%
Value $54.16M Shares 808,356 Est. Cost $38.78 Unrealized 0.0%
RYTM RHYTHM PHARMACEUTICALS INC 1.6%
Value $52.58M Shares 1,280,493 Est. Cost $15.80 Unrealized +152.7%
CLDX CELLDEX THERAPEUTICS INC NEW 1.6%
Value $51.78M Shares 1,398,994 Est. Cost $33.22 Unrealized +13.6%
PHR PHREESIA INC 1.5%
Value $51.25M Shares 2,417,500 Est. Cost $25.92 Unrealized -16.3%
EW EDWARDS LIFESCIENCES CORP 1.5%
Value $50.8M Shares 550,000 Est. Cost $62.58 Unrealized +41.5%
XENE XENON PHARMACEUTICALS INC 1.5%
Value $49.63M Shares 1,272,877 Est. Cost $23.64 Unrealized +69.1%
WST WEST PHARMACEUTICAL SVSC INC 1.4%
Value $47.93M Shares 145,500 Est. Cost $298.19 Unrealized +18.0%
PEN PENUMBRA INC 1.4%
Value $47.69M Shares 265,000 Est. Cost $179.03 Unrealized +11.5%
EXAS EXACT SCIENCES CORP 1.4%
Value $45.69M Shares 1,081,500 Est. Cost $54.52 Unrealized +0.9%
AGIO AGIOS PHARMACEUTICALS INC 1.4%
Value $45.03M Shares 1,044,261 Est. Cost $40.40 Unrealized -10.7%
SRPT SAREPTA THERAPEUTICS INC 1.4%
Value $44.87M Shares 284,000 Est. Cost $62.74 Unrealized +104.8%
IRTC IRHYTHM TECHNOLOGIES INC 1.3%
Value $42.79M Shares 397,500 Est. Cost $74.37 Unrealized +37.4%
ASND ASCENDIS PHARMA A/S 1.2%
Value $39.55M Shares 290,000 Est. Cost $85.24 Unrealized
PODD INSULET CORP 1.2%
Value $39.35M Shares 195,000 Est. Cost $183.83 Unrealized -2.0%
GPCR STRUCTURE THERAPEUTICS INC 1.2%
Value $39.26M Shares 999,862 Est. Cost $40.15 Unrealized
TVTX TRAVERE THERAPEUTICS INC 1.1%
Value $36.84M Shares 4,482,265 Est. Cost $13.05 Unrealized -48.4%
AZTA AZENTA INC 1.1%
Value $36.62M Shares 696,000 Est. Cost $61.73 Unrealized -13.4%
RVMD REVOLUTION MEDICINES INC 1.1%
Value $36.61M Shares 943,195 Est. Cost $26.06 Unrealized +43.4%
KYMR KYMERA THERAPEUTICS INC 1.0%
Value $34.74M Shares 1,163,973 Est. Cost $30.84 Unrealized +12.3%
MREO MEREO BIOPHARMA GROUP PLC 1.0%
Value $33.42M Shares 9,283,492 Est. Cost $2.71 Unrealized
WRBY WARBY PARKER INC 1.0%
Value $33.4M Shares 2,080,000 Est. Cost $29.52 Unrealized -49.9%
IMVT IMMUNOVANT INC 0.9%
Value $31.3M Shares 1,185,654 Est. Cost $28.79 Unrealized -1.2%
ALGN ALIGN TECHNOLOGY INC 0.9%
Value $30.78M Shares 127,500 Est. Cost $312.87 Unrealized -11.0%
AKERO THERAPEUTICS INC 0.8%
Value $25.2M Shares 1,074,261 Est. Cost $29.55 Unrealized
JNJ JOHNSON & JOHNSON 0.7%
Value $24.85M Shares 170,000 Est. Cost $141.44 Unrealized 0.0%
LFST LIFESTANCE HEALTH GROUP INC 0.7%
Value $23.7M Shares 4,827,700 Est. Cost $13.69 Unrealized -56.0%
ZLAB ZAI LAB LTD 0.7%
Value $22.49M Shares 1,297,873 Est. Cost $51.72 Unrealized
PCRX PACIRA BIOSCIENCES INC 0.7%
Value $22.46M Shares 785,000 Est. Cost $48.41 Unrealized -41.2%
LEGN LEGEND BIOTECH CORP 0.7%
Value $22.4M Shares 505,786 Est. Cost $41.82 Unrealized
BCRX BIOCRYST PHARMACEUTICALS INC 0.7%
Value $22.37M Shares 3,619,258 Est. Cost $9.01 Unrealized -38.8%
NVO NOVO-NORDISK A S 0.6%
Value $21.05M Shares 147,500 Est. Cost $128.40 Unrealized
OSCR OSCAR HEALTH INC 0.6%
Value $19.8M Shares 1,251,500 Est. Cost $11.33 Unrealized +62.2%
NUVL NUVALENT INC 0.6%
Value $19.42M Shares 255,989 Est. Cost $75.27 Unrealized -5.5%
KRYS KRYSTAL BIOTECH INC 0.6%
Value $19.39M Shares 105,569 Est. Cost $114.71 Unrealized +46.4%
INSP INSPIRE MED SYS INC 0.5%
Value $17.4M Shares 130,000 Est. Cost $200.97 Unrealized -5.8%
INOZYME PHARMA INC 0.5%
Value $16.49M Shares 3,698,374 Est. Cost $9.28 Unrealized
DYN DYNE THERAPEUTICS INC 0.5%
Value $16.27M Shares 461,028 Est. Cost $22.74 Unrealized +27.8%
DYNAVAX TECHNOLOGIES CORP 0.4%
Value $14.52M Shares 1,292,637 Est. Cost $7.97 Unrealized
PHVS PHARVARIS N V 0.4%
Value $14.23M Shares 756,931 Est. Cost $26.56 Unrealized -23.4%
IMCR IMMUNOCORE HLDGS PLC 0.4%
Value $14.2M Shares 419,030 Est. Cost $42.88 Unrealized
VERA VERA THERAPEUTICS INC 0.4%
Value $13.79M Shares 381,192 Est. Cost $36.06 Unrealized +10.0%
CRNX CRINETICS PHARMACEUTICALS IN 0.4%
Value $12.96M Shares 289,400 Est. Cost $39.13 Unrealized +18.0%
PRTA PROTHENA CORP PLC 0.4%
Value $12.9M Shares 625,048 Est. Cost $17.63 Unrealized +22.7%
OLINK HLDG AB 0.4%
Value $12.74M Shares 500,000 Est. Cost $22.11 Unrealized
CRL CHARLES RIV LABS INTL INC 0.4%
Value $12.45M Shares 60,250 Est. Cost $236.42 Unrealized -4.2%
BMRN BIOMARIN PHARMACEUTICAL INC 0.4%
Value $12.43M Shares 151,000 Est. Cost $85.67 Unrealized -2.8%
FOLD AMICUS THERAPEUTICS INC 0.4%
Value $12.09M Shares 1,218,580 Est. Cost $11.51 Unrealized -10.8%
NEVRO CORP 0.4%
Value $11.63M Shares 1,381,500 Est. Cost $58.11 Unrealized
CGEM CULLINAN THERAPEUTICS INC 0.3%
Value $11.48M Shares 658,338 Est. Cost $21.29 Unrealized 0.0%
ELVN ENLIVEN THERAPEUTICS INC 0.3%
Value $10.02M Shares 428,571 Est. Cost $15.34 Unrealized +37.2%
JSPR JASPER THERAPEUTICS INC 0.3%
Value $9.178M Shares 404,335 Est. Cost $17.76 Unrealized +35.0%
NVAX NOVAVAX INC 0.3%
Value $8.546M Shares 675,000 Est. Cost $31.79 Unrealized -68.3%
ACCOLADE INC 0.2%
Value $8.198M Shares 2,290,000 Est. Cost $19.76 Unrealized
EDAP EDAP TMS S A 0.2%
Value $8.024M Shares 1,475,000 Est. Cost $7.60 Unrealized
SPRINGWORKS THERAPEUTICS INC 0.2%
Value $7.529M Shares 199,855 Est. Cost $37.67 Unrealized
NMRA NEUMORA THERAPEUTICS INC. 0.2%
Value $7.471M Shares 760,007 Est. Cost $15.30 Unrealized -32.4%
APPLIED THERAPEUTICS INC 0.2%
Value $7.262M Shares 1,555,004 Est. Cost $15.31 Unrealized
AUPH AURINIA PHARMACEUTICALS INC 0.2%
Value $6.736M Shares 1,179,740 Est. Cost $9.01 Unrealized -41.6%
BLUEPRINT MEDICINES CORP 0.2%
Value $6.143M Shares 57,000 Est. Cost $63.00 Unrealized
MERSANA THERAPEUTICS INC 0.2%
Value $6.124M Shares 3,046,782 Est. Cost $13.04 Unrealized
BEAM BEAM THERAPEUTICS INC 0.2%
Value $5.856M Shares 249,923 Est. Cost $32.29 Unrealized -23.9%
ABOS ACUMEN PHARMACEUTICALS INC 0.2%
Value $5.566M Shares 2,300,059 Est. Cost $6.18 Unrealized -48.5%
CMPX COMPASS THERAPEUTICS INC 0.2%
Value $5.514M Shares 5,513,788 Est. Cost $3.31 Unrealized -55.9%
APLS APELLIS PHARMACEUTICALS INC 0.2%
Value $5.397M Shares 140,700 Est. Cost $45.29 Unrealized 0.0%
GOSSAMER BIO INC 0.1%
Value $4.736M Shares 9,573,000 Est. Cost $1.01 Unrealized
FULC FULCRUM THERAPEUTICS INC 0.1%
Value $4.512M Shares 727,673 Est. Cost $14.24 Unrealized -46.8%
MGNX MACROGENICS INC 0.1%
Value $4.478M Shares 1,053,647 Est. Cost $16.70 Unrealized -41.7%
MLYS MINERALYS THERAPEUTICS INC 0.1%
Value $4.434M Shares 378,932 Est. Cost $16.83 Unrealized -25.2%
BHVN BIOHAVEN LTD 0.1%
Value $4.428M Shares 127,558 Est. Cost $49.52 Unrealized -20.1%
PLRX PLIANT THERAPEUTICS INC 0.1%
Value $4.139M Shares 384,996 Est. Cost $28.47 Unrealized -54.7%
LUNG PULMONX CORP 0.1%
Value $4.136M Shares 652,400 Est. Cost $45.31 Unrealized -83.0%
CATX PERSPECTIVE THERAPEUTICS INC 0.1%
Value $4M Shares 401,196 Est. Cost $14.46 Unrealized 0.0%
AUTL AUTOLUS THERAPEUTICS PLC 0.1%
Value $3.595M Shares 1,032,988 Est. Cost $6.38 Unrealized
ESSA PHARMA INC 0.1%
Value $3.561M Shares 677,005 Est. Cost $22.67 Unrealized
ACRS ACLARIS THERAPEUTICS INC 0.1%
Value $3.029M Shares 2,753,495 Est. Cost $10.84 Unrealized -89.2%
GOSS GOSSAMER BIO INC 0.1%
Value $2.943M Shares 3,266,960 Est. Cost $2.62 Unrealized -71.4%
TRAVERE THERAPEUTICS INC 0.1%
Value $2.888M Shares 3,250,000 Est. Cost $0.79 Unrealized
XLO XILIO THERAPEUTICS INC 0.1%
Value $2.846M Shares 3,003,259 Est. Cost $7.63 Unrealized -85.4%
SGMT SAGIMET BIOSCIENCES INC 0.1%
Value $2.694M Shares 787,808 Est. Cost $12.87 Unrealized -64.4%
GPCR STRUCTURE THERAPEUTICS INC 0.1%
Value $2.576M Shares 65,600 Est. Cost $40.15 Unrealized
CYPH LEAP THERAPEUTICS INC 0.1%
Value $2.482M Shares 1,266,546 Est. Cost $4.22 Unrealized -37.9%
ADAPY ADAPTIMMUNE THERAPEUTICS PLC 0.1%
Value $2.365M Shares 2,425,468 Est. Cost $7.10 Unrealized
VIGIL NEUROSCIENCE INC 0.1%
Value $1.888M Shares 471,958 Est. Cost $7.03 Unrealized
CGEN COMPUGEN LTD 0.1%
Value $1.663M Shares 989,990 Est. Cost $6.12 Unrealized -66.0%
SPRUCE BIOSCIENCES INC 0.0%
Value $1.351M Shares 2,609,125 Est. Cost $15.23 Unrealized
KYTX KYVERNA THERAPEUTICS INC 0.0%
Value $1.342M Shares 178,963 Est. Cost $27.84 Unrealized -45.1%
KRRO KORRO BIO INC 0.0%
Value $1.21M Shares 35,719 Est. Cost $55.25 Unrealized 0.0%
ALLAKOS INC 0.0%
Value $1.2M Shares 1,200,409 Est. Cost $1.00 Unrealized
BMEA BIOMEA FUSION INC 0.0%
Value $815K Shares 181,147 Est. Cost $15.37 Unrealized -33.9%
VINCERX PHARMA INC 0.0%
Value $722K Shares 891,719 Est. Cost $12.19 Unrealized
NEVRO CORP 0.0%
Value $483K Shares 500,000 Est. Cost $1.37 Unrealized
TLPH TALPHERA INC 0.0%
Value $282K Shares 316,460 Est. Cost $2.81 Unrealized -63.7%
NUVATION BIO INC 0.0%
Value $21,444 Shares 134,028 Est. Cost $2.67 Unrealized