13F HOLDINGS REPORT
Rock Springs Capital Management LP
Quarter ended Q2 2024 · Filed August 14, 2024 · Accession 0001172661-24-003467
Total Value
$3.32B
Positions
112
Other Managers
0
Confidential Omitted
No
Holdings (112)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | BLUEPRINT MEDICINES CORP | 09627Y109 | 2,460,417 | $265.2M | 7.98% |
| 2 | UNITEDHEALTH GROUP INC | UNH | 275,000 | $140.0M | 4.22% |
| 3 | INTUITIVE SURGICAL INC | ISRG | 298,500 | $132.8M | 4.00% |
| 4 | NEUROCRINE BIOSCIENCES INC | NBIX | 940,000 | $129.4M | 3.90% |
| 5 | ELI LILLY & CO | LLY | 121,500 | $110.0M | 3.31% |
| 6 | ARGENX SE | ARGX | 229,250 | $98.6M | 2.97% |
| 7 | ACADIA HEALTHCARE COMPANY IN | ACHC | 1,177,500 | $79.5M | 2.39% |
| 8 | ULTRAGENYX PHARMACEUTICAL IN | RARE | 1,924,072 | $79.1M | 2.38% |
| 9 | EVOLENT HEALTH INC | EVH | 4,077,500 | $78.0M | 2.35% |
| 10 | MADRIGAL PHARMACEUTICALS INC | MDGL | 245,499 | $68.8M | 2.07% |
| 11 | BOSTON SCIENTIFIC CORP | BSX | 817,500 | $63.0M | 1.89% |
| 12 | FRESHPET INC | FRPT | 480,000 | $62.1M | 1.87% |
| 13 | ALNYLAM PHARMACEUTICALS INC | ALNY | 250,000 | $60.8M | 1.83% |
| 14 | MIRUM PHARMACEUTICALS INC | MIRM | 1,772,038 | $60.6M | 1.82% |
| 15 | MERUS N V | N5749R100 | 1,001,073 | $59.2M | 1.78% |
| 16 | IDEXX LABS INC | 45168D104 | 119,500 | $58.2M | 1.75% |
| 17 | AGILON HEALTH INC | AGL | 8,900,000 | $58.2M | 1.75% |
| 18 | DEXCOM INC | DXCM | 500,000 | $56.7M | 1.71% |
| 19 | HUMANA INC | HUM | 147,408 | $55.1M | 1.66% |
| 20 | INSMED INC | INSM | 808,356 | $54.2M | 1.63% |
| 21 | RHYTHM PHARMACEUTICALS INC | RYTM | 1,280,493 | $52.6M | 1.58% |
| 22 | CELLDEX THERAPEUTICS INC NEW | CLDX | 1,398,994 | $51.8M | 1.56% |
| 23 | PHREESIA INC | PHR | 2,417,500 | $51.3M | 1.54% |
| 24 | EDWARDS LIFESCIENCES CORP | EW | 550,000 | $50.8M | 1.53% |
| 25 | XENON PHARMACEUTICALS INC | XENE | 1,272,877 | $49.6M | 1.49% |
| 26 | WEST PHARMACEUTICAL SVSC INC | 955306105 | 145,500 | $47.9M | 1.44% |
| 27 | PENUMBRA INC | PEN | 265,000 | $47.7M | 1.44% |
| 28 | EXACT SCIENCES CORP | 30063P105 | 1,081,500 | $45.7M | 1.38% |
| 29 | AGIOS PHARMACEUTICALS INC | AGIO | 1,044,261 | $45.0M | 1.36% |
| 30 | SAREPTA THERAPEUTICS INC | SRPT | 284,000 | $44.9M | 1.35% |
| 31 | IRHYTHM TECHNOLOGIES INC | IRTC | 397,500 | $42.8M | 1.29% |
| 32 | ASCENDIS PHARMA A/S | ASND | 290,000 | $39.6M | 1.19% |
| 33 | INSULET CORP | PODD | 195,000 | $39.4M | 1.18% |
| 34 | STRUCTURE THERAPEUTICS INC | GPCR | 999,862 | $39.3M | 1.18% |
| 35 | TRAVERE THERAPEUTICS INC | TVTX | 4,482,265 | $36.8M | 1.11% |
| 36 | AZENTA INC | AZTA | 696,000 | $36.6M | 1.10% |
| 37 | REVOLUTION MEDICINES INC | RVMDW | 943,195 | $36.6M | 1.10% |
| 38 | KYMERA THERAPEUTICS INC | KYMR | 1,163,973 | $34.7M | 1.05% |
| 39 | MEREO BIOPHARMA GROUP PLC | MREO | 9,283,492 | $33.4M | 1.01% |
| 40 | WARBY PARKER INC | WRBY | 2,080,000 | $33.4M | 1.01% |
| 41 | IMMUNOVANT INC | IMVT | 1,185,654 | $31.3M | 0.94% |
| 42 | ALIGN TECHNOLOGY INC | ALGN | 127,500 | $30.8M | 0.93% |
| 43 | AKERO THERAPEUTICS INC | 00973Y108 | 1,074,261 | $25.2M | 0.76% |
| 44 | JOHNSON & JOHNSON | JNJ | 170,000 | $24.8M | 0.75% |
| 45 | LIFESTANCE HEALTH GROUP INC | LFST | 4,827,700 | $23.7M | 0.71% |
| 46 | ZAI LAB LTD | ZLAB | 1,297,873 | $22.5M | 0.68% |
| 47 | PACIRA BIOSCIENCES INC | PCRX | 785,000 | $22.5M | 0.68% |
| 48 | LEGEND BIOTECH CORP | LEGN | 505,786 | $22.4M | 0.67% |
| 49 | BIOCRYST PHARMACEUTICALS INC | BCRX | 3,619,258 | $22.4M | 0.67% |
| 50 | NOVO-NORDISK A S | NONOF | 147,500 | $21.1M | 0.63% |
| 51 | OSCAR HEALTH INC | OSCR | 1,251,500 | $19.8M | 0.60% |
| 52 | NUVALENT INC | NUVL | 255,989 | $19.4M | 0.58% |
| 53 | KRYSTAL BIOTECH INC | KRYS | 105,569 | $19.4M | 0.58% |
| 54 | INSPIRE MED SYS INC | 457730109 | 130,000 | $17.4M | 0.52% |
| 55 | INOZYME PHARMA INC | 45790W108 | 3,698,374 | $16.5M | 0.50% |
| 56 | DYNE THERAPEUTICS INC | DYN | 461,028 | $16.3M | 0.49% |
| 57 | DYNAVAX TECHNOLOGIES CORP | 268158201 | 1,292,637 | $14.5M | 0.44% |
| 58 | PHARVARIS N V | PHVS | 756,931 | $14.2M | 0.43% |
| 59 | IMMUNOCORE HLDGS PLC | IMCR | 419,030 | $14.2M | 0.43% |
| 60 | VERA THERAPEUTICS INC | VERA | 381,192 | $13.8M | 0.42% |
| 61 | CRINETICS PHARMACEUTICALS IN | CRNX | 289,400 | $13.0M | 0.39% |
| 62 | PROTHENA CORP PLC | PRTA | 625,048 | $12.9M | 0.39% |
| 63 | OLINK HLDG AB | OLN | 500,000 | $12.7M | 0.38% |
| 64 | CHARLES RIV LABS INTL INC | 159864107 | 60,250 | $12.4M | 0.37% |
| 65 | BIOMARIN PHARMACEUTICAL INC | BMRN | 151,000 | $12.4M | 0.37% |
| 66 | AMICUS THERAPEUTICS INC | FOLD | 1,218,580 | $12.1M | 0.36% |
| 67 | NEVRO CORP | 64157F103 | 1,381,500 | $11.6M | 0.35% |
| 68 | CULLINAN THERAPEUTICS INC | CGEM | 658,338 | $11.5M | 0.35% |
| 69 | ENLIVEN THERAPEUTICS INC | ELVN | 428,571 | $10.0M | 0.30% |
| 70 | JASPER THERAPEUTICS INC | JSPRW | 404,335 | $9.2M | 0.28% |
| 71 | NOVAVAX INC | NVAX | 675,000 | $8.5M | 0.26% |
| 72 | ACCOLADE INC | 00437E102 | 2,290,000 | $8.2M | 0.25% |
| 73 | EDAP TMS S A | EDAP | 1,475,000 | $8.0M | 0.24% |
| 74 | SPRINGWORKS THERAPEUTICS INC | 85205L107 | 199,855 | $7.5M | 0.23% |
| 75 | NEUMORA THERAPEUTICS INC. | NMRA | 760,007 | $7.5M | 0.22% |
| 76 | APPLIED THERAPEUTICS INC | 03828A101 | 1,555,004 | $7.3M | 0.22% |
| 77 | AURINIA PHARMACEUTICALS INC | AUPH | 1,179,740 | $6.7M | 0.20% |
| 78 | BLUEPRINT MEDICINES CORP | 09627Y109 | 57,000 | $6.1M | 0.18% |
| 79 | MERSANA THERAPEUTICS INC | 59045L106 | 3,046,782 | $6.1M | 0.18% |
| 80 | BEAM THERAPEUTICS INC | BEAM | 249,923 | $5.9M | 0.18% |
| 81 | ACUMEN PHARMACEUTICALS INC | ABOS | 2,300,059 | $5.6M | 0.17% |
| 82 | COMPASS THERAPEUTICS INC | CMPX | 5,513,788 | $5.5M | 0.17% |
| 83 | APELLIS PHARMACEUTICALS INC | APLS | 140,700 | $5.4M | 0.16% |
| 84 | GOSSAMER BIO INC | GOSS | 9,573,000 | $4.7M | 0.14% |
| 85 | FULCRUM THERAPEUTICS INC | FULC | 727,673 | $4.5M | 0.14% |
| 86 | MACROGENICS INC | MGNX | 1,053,647 | $4.5M | 0.13% |
| 87 | MINERALYS THERAPEUTICS INC | MLYS | 378,932 | $4.4M | 0.13% |
| 88 | BIOHAVEN LTD | BHVN | 127,558 | $4.4M | 0.13% |
| 89 | PLIANT THERAPEUTICS INC | PLRX | 384,996 | $4.1M | 0.12% |
| 90 | PULMONX CORP | LUNG | 652,400 | $4.1M | 0.12% |
| 91 | PERSPECTIVE THERAPEUTICS INC | CATX | 401,196 | $4.0M | 0.12% |
| 92 | AUTOLUS THERAPEUTICS PLC | AUTL | 1,032,988 | $3.6M | 0.11% |
| 93 | ESSA PHARMA INC | 29668H708 | 677,005 | $3.6M | 0.11% |
| 94 | ACLARIS THERAPEUTICS INC | ACRS | 2,753,495 | $3.0M | 0.09% |
| 95 | GOSSAMER BIO INC | GOSS | 3,266,960 | $2.9M | 0.09% |
| 96 | TRAVERE THERAPEUTICS INC | TVTX | 3,250,000 | $2.9M | 0.09% |
| 97 | XILIO THERAPEUTICS INC | XLO | 3,003,259 | $2.8M | 0.09% |
| 98 | SAGIMET BIOSCIENCES INC | SGMT | 787,808 | $2.7M | 0.08% |
| 99 | STRUCTURE THERAPEUTICS INC | GPCR | 65,600 | $2.6M | 0.08% |
| 100 | LEAP THERAPEUTICS INC | CYPH | 1,266,546 | $2.5M | 0.07% |
| 101 | ADAPTIMMUNE THERAPEUTICS PLC | ADTI | 2,425,468 | $2.4M | 0.07% |
| 102 | VIGIL NEUROSCIENCE INC | 92673K108 | 471,958 | $1.9M | 0.06% |
| 103 | COMPUGEN LTD | CGEN | 989,990 | $1.7M | 0.05% |
| 104 | SPRUCE BIOSCIENCES INC | SPRB | 2,609,125 | $1.4M | 0.04% |
| 105 | KYVERNA THERAPEUTICS INC | KYTX | 178,963 | $1.3M | 0.04% |
| 106 | KORRO BIO INC | KRRO | 35,719 | $1.2M | 0.04% |
| 107 | ALLAKOS INC | 01671P100 | 1,200,409 | $1.2M | 0.04% |
| 108 | BIOMEA FUSION INC | BMEA | 181,147 | $815,162 | 0.02% |
| 109 | VINCERX PHARMA INC | VNCE | 891,719 | $722,292 | 0.02% |
| 110 | NEVRO CORP | 64157FAC7 | 500,000 | $483,261 | 0.01% |
| 111 | TALPHERA INC | TLPH | 316,460 | $281,649 | 0.01% |
| 112 | NUVATION BIO INC | NUVB | 134,028 | $21,444 | 0.00% |