13F HOLDINGS REPORT
Rock Springs Capital Management LP
Quarter ended Q1 2024 · Filed May 15, 2024 · Accession 0001172661-24-002385
Total Value
$3.94B
Positions
114
Other Managers
0
Confidential Omitted
No
Holdings (114)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | BLUEPRINT MEDICINES CORP | 09627Y109 | 2,498,448 | $237.0M | 6.02% |
| 2 | IMMUNOCORE HLDGS PLC | IMCR | 2,367,816 | $153.9M | 3.91% |
| 3 | NEUROCRINE BIOSCIENCES INC | NBIX | 1,054,900 | $145.5M | 3.69% |
| 4 | EVOLENT HEALTH INC | EVH | 3,987,500 | $130.8M | 3.32% |
| 5 | INTUITIVE SURGICAL INC | ISRG | 298,500 | $119.1M | 3.02% |
| 6 | UNITEDHEALTH GROUP INC | UNH | 230,000 | $113.8M | 2.89% |
| 7 | PENUMBRA INC | PEN | 505,000 | $112.7M | 2.86% |
| 8 | IDEXX LABS INC | 45168D104 | 179,250 | $96.8M | 2.46% |
| 9 | ACADIA HEALTHCARE COMPANY IN | ACHC | 1,177,500 | $93.3M | 2.37% |
| 10 | ARGENX SE | ARGX | 229,250 | $90.3M | 2.29% |
| 11 | BOSTON SCIENTIFIC CORP | BSX | 1,232,500 | $84.4M | 2.14% |
| 12 | ULTRAGENYX PHARMACEUTICAL IN | RARE | 1,774,938 | $82.9M | 2.10% |
| 13 | DEXCOM INC | DXCM | 596,750 | $82.8M | 2.10% |
| 14 | ELI LILLY & CO | LLY | 103,250 | $80.3M | 2.04% |
| 15 | FRESHPET INC | FRPT | 662,500 | $76.8M | 1.95% |
| 16 | MADRIGAL PHARMACEUTICALS INC | MDGL | 285,931 | $76.4M | 1.94% |
| 17 | EXACT SCIENCES CORP | 30063P105 | 1,059,750 | $73.2M | 1.86% |
| 18 | ALIGN TECHNOLOGY INC | ALGN | 220,000 | $72.1M | 1.83% |
| 19 | RHYTHM PHARMACEUTICALS INC | RYTM | 1,522,893 | $66.0M | 1.68% |
| 20 | EDWARDS LIFESCIENCES CORP | EW | 647,300 | $61.9M | 1.57% |
| 21 | KYMERA THERAPEUTICS INC | KYMR | 1,522,238 | $61.2M | 1.55% |
| 22 | CELLDEX THERAPEUTICS INC NEW | CLDX | 1,372,185 | $57.6M | 1.46% |
| 23 | PHREESIA INC | PHR | 2,365,000 | $56.6M | 1.44% |
| 24 | INSULET CORP | PODD | 320,000 | $54.8M | 1.39% |
| 25 | WEST PHARMACEUTICAL SVSC INC | 955306105 | 137,250 | $54.3M | 1.38% |
| 26 | XENON PHARMACEUTICALS INC | XENE | 1,255,577 | $54.1M | 1.37% |
| 27 | AGILON HEALTH INC | AGL | 8,835,000 | $53.9M | 1.37% |
| 28 | MERUS N V | N5749R100 | 1,146,560 | $51.6M | 1.31% |
| 29 | AGIOS PHARMACEUTICALS INC | AGIO | 1,764,505 | $51.6M | 1.31% |
| 30 | HUMANA INC | HUM | 147,408 | $51.1M | 1.30% |
| 31 | MIRUM PHARMACEUTICALS INC | MIRM | 1,856,564 | $46.6M | 1.18% |
| 32 | IRHYTHM TECHNOLOGIES INC | IRTC | 392,250 | $45.5M | 1.16% |
| 33 | SHOCKWAVE MED INC | 82489T104 | 135,000 | $44.0M | 1.12% |
| 34 | ASCENDIS PHARMA A/S | ASND | 290,000 | $43.8M | 1.11% |
| 35 | SAREPTA THERAPEUTICS INC | SRPT | 327,600 | $42.4M | 1.08% |
| 36 | AZENTA INC | AZTA | 694,750 | $41.9M | 1.06% |
| 37 | OLINK HLDG AB | OLN | 1,676,500 | $39.4M | 1.00% |
| 38 | IMMUNOVANT INC | IMVT | 1,150,123 | $37.2M | 0.94% |
| 39 | ACCOLADE INC | 00437E102 | 3,540,000 | $37.1M | 0.94% |
| 40 | ALNYLAM PHARMACEUTICALS INC | ALNY | 244,000 | $36.5M | 0.93% |
| 41 | AKERO THERAPEUTICS INC | 00973Y108 | 1,299,888 | $32.8M | 0.83% |
| 42 | OSCAR HEALTH INC | OSCR | 2,110,000 | $31.4M | 0.80% |
| 43 | PACIRA BIOSCIENCES INC | PCRX | 1,055,500 | $30.8M | 0.78% |
| 44 | REVOLUTION MEDICINES INC | RVMDW | 923,681 | $29.8M | 0.76% |
| 45 | LIFESTANCE HEALTH GROUP INC | LFST | 4,780,000 | $29.5M | 0.75% |
| 46 | SURGERY PARTNERS INC | SGRY | 985,000 | $29.4M | 0.75% |
| 47 | WARBY PARKER INC | WRBY | 2,080,000 | $28.3M | 0.72% |
| 48 | INOZYME PHARMA INC | 45790W108 | 3,681,174 | $28.2M | 0.72% |
| 49 | INSPIRE MED SYS INC | 457730109 | 130,500 | $28.0M | 0.71% |
| 50 | LEGEND BIOTECH CORP | LEGN | 499,486 | $28.0M | 0.71% |
| 51 | MEREO BIOPHARMA GROUP PLC | MREO | 8,142,109 | $26.9M | 0.68% |
| 52 | TRAVERE THERAPEUTICS INC | TVTX | 3,424,818 | $26.4M | 0.67% |
| 53 | CEREVEL THERAPEUTICS HLDNG I | 15678U128 | 547,946 | $23.2M | 0.59% |
| 54 | DISC MEDICINE INC | IRON | 363,468 | $22.6M | 0.57% |
| 55 | COLLEGIUM PHARMACEUTICAL INC | COLL | 562,000 | $21.8M | 0.55% |
| 56 | VIKING THERAPEUTICS INC | VKTX | 261,000 | $21.4M | 0.54% |
| 57 | DYNAVAX TECHNOLOGIES CORP | 268158201 | 1,675,474 | $20.8M | 0.53% |
| 58 | ZAI LAB LTD | ZLAB | 1,297,123 | $20.8M | 0.53% |
| 59 | MACROGENICS INC | MGNX | 1,305,250 | $19.2M | 0.49% |
| 60 | NOVO-NORDISK A S | NONOF | 147,500 | $18.9M | 0.48% |
| 61 | KRYSTAL BIOTECH INC | KRYS | 103,969 | $18.5M | 0.47% |
| 62 | BIOCRYST PHARMACEUTICALS INC | BCRX | 3,496,256 | $17.8M | 0.45% |
| 63 | STRUCTURE THERAPEUTICS INC | GPCR | 412,649 | $17.7M | 0.45% |
| 64 | PHARVARIS N V | PHVS | 752,924 | $17.4M | 0.44% |
| 65 | PROTHENA CORP PLC | PRTA | 625,048 | $15.5M | 0.39% |
| 66 | NEVRO CORP | 64157F103 | 1,065,000 | $15.4M | 0.39% |
| 67 | VERA THERAPEUTICS INC | VERA | 341,168 | $14.7M | 0.37% |
| 68 | MERSANA THERAPEUTICS INC | 59045L106 | 3,046,782 | $13.6M | 0.35% |
| 69 | AMICUS THERAPEUTICS INC | FOLD | 1,152,656 | $13.6M | 0.34% |
| 70 | CRINETICS PHARMACEUTICALS IN | CRNX | 289,400 | $13.5M | 0.34% |
| 71 | CHARLES RIV LABS INTL INC | 159864107 | 48,500 | $13.1M | 0.33% |
| 72 | BIOMARIN PHARMACEUTICAL INC | BMRN | 148,832 | $13.0M | 0.33% |
| 73 | DYNE THERAPEUTICS INC | DYN | 451,824 | $12.8M | 0.33% |
| 74 | JASPER THERAPEUTICS INC | JSPRW | 404,335 | $11.9M | 0.30% |
| 75 | COMPASS THERAPEUTICS INC | CMPX | 5,513,788 | $10.9M | 0.28% |
| 76 | EDAP TMS S A | EDAP | 1,475,000 | $10.8M | 0.28% |
| 77 | MINERALYS THERAPEUTICS INC | MLYS | 792,615 | $10.2M | 0.26% |
| 78 | APPLIED THERAPEUTICS INC | 03828A101 | 1,497,918 | $10.2M | 0.26% |
| 79 | NUVALENT INC | NUVL | 125,302 | $9.4M | 0.24% |
| 80 | ACUMEN PHARMACEUTICALS INC | ABOS | 2,300,059 | $9.3M | 0.24% |
| 81 | IMMATICS N.V | IMTX | 848,751 | $8.9M | 0.23% |
| 82 | NEUMORA THERAPEUTICS INC. | NMRA | 646,118 | $8.9M | 0.23% |
| 83 | ENLIVEN THERAPEUTICS INC | ELVN | 428,571 | $7.5M | 0.19% |
| 84 | CG ONCOLOGY INC | CGON | 170,859 | $7.5M | 0.19% |
| 85 | BIOHAVEN LTD | BHVN | 126,984 | $6.9M | 0.18% |
| 86 | FULCRUM THERAPEUTICS INC | FULC | 727,673 | $6.9M | 0.17% |
| 87 | AUTOLUS THERAPEUTICS PLC | AUTL | 1,032,988 | $6.6M | 0.17% |
| 88 | PULMONX CORP | LUNG | 652,400 | $6.0M | 0.15% |
| 89 | AURINIA PHARMACEUTICALS INC | AUPH | 1,150,347 | $5.8M | 0.15% |
| 90 | ESSA PHARMA INC | 29668H708 | 677,005 | $5.7M | 0.15% |
| 91 | PLIANT THERAPEUTICS INC | PLRX | 384,996 | $5.7M | 0.15% |
| 92 | BEAM THERAPEUTICS INC | BEAM | 147,510 | $4.9M | 0.12% |
| 93 | ALNYLAM PHARMACEUTICALS INC | ALNY | 32,500 | $4.9M | 0.12% |
| 94 | VINCERX PHARMA INC | VNCE | 891,719 | $4.5M | 0.11% |
| 95 | KYVERNA THERAPEUTICS INC | KYTX | 178,963 | $4.4M | 0.11% |
| 96 | SAGIMET BIOSCIENCES INC | SGMT | 770,671 | $4.2M | 0.11% |
| 97 | GOSSAMER BIO INC | GOSS | 3,266,960 | $3.9M | 0.10% |
| 98 | GOSSAMER BIO INC | GOSS | 9,573,000 | $3.8M | 0.10% |
| 99 | ADAPTIMMUNE THERAPEUTICS PLC | ADTI | 2,425,468 | $3.8M | 0.10% |
| 100 | ACLARIS THERAPEUTICS INC | ACRS | 2,753,495 | $3.4M | 0.09% |
| 101 | COMPUGEN LTD | CGEN | 1,289,990 | $3.3M | 0.08% |
| 102 | AMYLYX PHARMACEUTICALS INC | AMLX | 1,011,412 | $2.9M | 0.07% |
| 103 | TRAVERE THERAPEUTICS INC | TVTX | 3,250,000 | $2.8M | 0.07% |
| 104 | BIOMEA FUSION INC | BMEA | 181,147 | $2.7M | 0.07% |
| 105 | NOVAVAX INC | NVAX | 537,625 | $2.6M | 0.07% |
| 106 | LEAP THERAPEUTICS INC | CYPH | 911,937 | $2.4M | 0.06% |
| 107 | SPRUCE BIOSCIENCES INC | SPRB | 2,609,125 | $2.1M | 0.05% |
| 108 | NEUROCRINE BIOSCIENCES INC | NBIX | 1,000,000 | $1.8M | 0.05% |
| 109 | VIGIL NEUROSCIENCE INC | 92673K108 | 471,958 | $1.6M | 0.04% |
| 110 | XILIO THERAPEUTICS INC | XLO | 1,440,759 | $1.6M | 0.04% |
| 111 | RENEO PHARMACEUTICALS INC | 75974E103 | 751,730 | $1.2M | 0.03% |
| 112 | NEVRO CORP | 64157FAC7 | 500,000 | $473,869 | 0.01% |
| 113 | TALPHERA INC | TLPH | 316,460 | $325,954 | 0.01% |
| 114 | NUVATION BIO INC | NUVB | 134,028 | $40,543 | 0.00% |