Rock Springs Capital Management LP Q2 2024 Filing
Filed August 14, 2024
Portfolio Value
$3.3T
Holdings
110
Report Date
Q2 2024
Filing Type
13F-HR
All Holdings (110 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | 2L9BLUEPRINT MEDICINES CORP | 2,517,417 | $271.3B | 8.17% | Call |
| 2 | UNHUNITEDHEALTH GROUP INC | 275,000 | $140.0B | 4.22% | |
| 3 | ISRGINTUITIVE SURGICAL INC | 298,500 | $132.8B | 4.00% | |
| 4 | NBIXNEUROCRINE BIOSCIENCES INC | 940,000 | $129.4B | 3.90% | |
| 5 | LLYELI LILLY & CO | 121,500 | $110.0B | 3.31% | |
| 6 | ARGXARGENX SE | 229,250 | $98.6B | 2.97% | |
| 7 | ACHCACADIA HEALTHCARE COMPANY IN | 1,177,500 | $79.5B | 2.39% | |
| 8 | RAREULTRAGENYX PHARMACEUTICAL IN | 1,924,072 | $79.1B | 2.38% | |
| 9 | EVHEVOLENT HEALTH INC | 4,077,500 | $78.0B | 2.35% | |
| 10 | MDGLMADRIGAL PHARMACEUTICALS INC | 245,499 | $68.8B | 2.07% | |
| 11 | BSXBOSTON SCIENTIFIC CORP | 817,500 | $63.0B | 1.89% | |
| 12 | FRPTFRESHPET INC | 480,000 | $62.1B | 1.87% | |
| 13 | ALNYALNYLAM PHARMACEUTICALS INC | 250,000 | $60.8B | 1.83% | |
| 14 | MIRMMIRUM PHARMACEUTICALS INC | 1,772,038 | $60.6B | 1.82% | |
| 15 | MRUSMERUS N V | 1,001,073 | $59.2B | 1.78% | |
| 16 | IDXXIDEXX LABS INC | 119,500 | $58.2B | 1.75% | |
| 17 | AGLAGILON HEALTH INC | 8,900,000 | $58.2B | 1.75% | |
| 18 | DC4DEXCOM INC | 500,000 | $56.7B | 1.71% | |
| 19 | HUMHUMANA INC | 147,408 | $55.1B | 1.66% | |
| 20 | IM8NINSMED INC | 808,356 | $54.2B | 1.63% | |
| 21 | RYTMRHYTHM PHARMACEUTICALS INC | 1,280,493 | $52.6B | 1.58% | |
| 22 | TCE2CELLDEX THERAPEUTICS INC NEW | 1,398,994 | $51.8B | 1.56% | |
| 23 | PHRPHREESIA INC | 2,417,500 | $51.3B | 1.54% | |
| 24 | EWEDWARDS LIFESCIENCES CORP | 550,000 | $50.8B | 1.53% | |
| 25 | XENEXENON PHARMACEUTICALS INC | 1,272,877 | $49.6B | 1.49% | |
| 26 | WSTWEST PHARMACEUTICAL SVSC INC | 145,500 | $47.9B | 1.44% | |
| 27 | PENPENUMBRA INC | 265,000 | $47.7B | 1.44% | |
| 28 | EXASEXACT SCIENCES CORP | 1,081,500 | $45.7B | 1.38% | |
| 29 | AGIOAGIOS PHARMACEUTICALS INC | 1,044,261 | $45.0B | 1.36% | |
| 30 | SRPTSAREPTA THERAPEUTICS INC | 284,000 | $44.9B | 1.35% | |
| 31 | IRTCIRHYTHM TECHNOLOGIES INC | 397,500 | $42.8B | 1.29% | |
| 32 | GPCRSTRUCTURE THERAPEUTICS INC | 1,065,462 | $41.8B | 1.26% | Call |
| 33 | ASNDASCENDIS PHARMA A/S | 290,000 | $39.6B | 1.19% | |
| 34 | PODDINSULET CORP | 195,000 | $39.4B | 1.18% | |
| 35 | TVTXTRAVERE THERAPEUTICS INC | 4,482,265 | $36.8B | 1.11% | |
| 36 | AZTAAZENTA INC | 696,000 | $36.6B | 1.10% | |
| 37 | RVMDREVOLUTION MEDICINES INC | 943,195 | $36.6B | 1.10% | |
| 38 | KYMRKYMERA THERAPEUTICS INC | 1,163,973 | $34.7B | 1.05% | |
| 39 | MREOMEREO BIOPHARMA GROUP PLC | 9,283,492 | $33.4B | 1.01% | |
| 40 | WRBYWARBY PARKER INC | 2,080,000 | $33.4B | 1.01% | |
| 41 | IMVTIMMUNOVANT INC | 1,185,654 | $31.3B | 0.94% | |
| 42 | AFWALIGN TECHNOLOGY INC | 127,500 | $30.8B | 0.93% | |
| 43 | AKROAKERO THERAPEUTICS INC | 1,074,261 | $25.2B | 0.76% | |
| 44 | JNJJOHNSON & JOHNSON | 170,000 | $24.8B | 0.75% | |
| 45 | LFSTLIFESTANCE HEALTH GROUP INC | 4,827,700 | $23.7B | 0.71% | |
| 46 | ZLABZAI LAB LTD | 1,297,873 | $22.5B | 0.68% | |
| 47 | PCRXPACIRA BIOSCIENCES INC | 785,000 | $22.5B | 0.68% | |
| 48 | LEGNLEGEND BIOTECH CORP | 505,786 | $22.4B | 0.67% | |
| 49 | BCRXBIOCRYST PHARMACEUTICALS INC | 3,619,258 | $22.4B | 0.67% | |
| 50 | NVONOVO-NORDISK A S | 147,500 | $21.1B | 0.63% | |
| 51 | OSCROSCAR HEALTH INC | 1,251,500 | $19.8B | 0.60% | |
| 52 | NUVLNUVALENT INC | 255,989 | $19.4B | 0.58% | |
| 53 | KRYSKRYSTAL BIOTECH INC | 105,569 | $19.4B | 0.58% | |
| 54 | INSPINSPIRE MED SYS INC | 130,000 | $17.4B | 0.52% | |
| 55 | INZYINOZYME PHARMA INC | 3,698,374 | $16.5B | 0.50% | |
| 56 | DYNDYNE THERAPEUTICS INC | 461,028 | $16.3B | 0.49% | |
| 57 | DVAXDYNAVAX TECHNOLOGIES CORP | 1,292,637 | $14.5B | 0.44% | |
| 58 | PHVSPHARVARIS N V | 756,931 | $14.2B | 0.43% | |
| 59 | IMCRIMMUNOCORE HLDGS PLC | 419,030 | $14.2B | 0.43% | |
| 60 | VERAVERA THERAPEUTICS INC | 381,192 | $13.8B | 0.42% | |
| 61 | CRNXCRINETICS PHARMACEUTICALS IN | 289,400 | $13.0B | 0.39% | |
| 62 | PRTAPROTHENA CORP PLC | 625,048 | $12.9B | 0.39% | |
| 63 | —OLINK HLDG AB | 500,000 | $12.7B | 0.38% | |
| 64 | CRLCHARLES RIV LABS INTL INC | 60,250 | $12.4B | 0.37% | |
| 65 | BMRNBIOMARIN PHARMACEUTICAL INC | 151,000 | $12.4B | 0.37% | |
| 66 | AM6AMICUS THERAPEUTICS INC | 1,218,580 | $12.1B | 0.36% | |
| 67 | NVROEURNEVRO CORP | 1,381,500 | $11.6B | 0.35% | |
| 68 | CGEMCULLINAN THERAPEUTICS INC | 658,338 | $11.5B | 0.35% | |
| 69 | ELVNENLIVEN THERAPEUTICS INC | 428,571 | $10.0B | 0.30% | |
| 70 | JSPRJASPER THERAPEUTICS INC | 404,335 | $9.2B | 0.28% | |
| 71 | NVV1NOVAVAX INC | 675,000 | $8.5B | 0.26% | |
| 72 | ACCDEURACCOLADE INC | 2,290,000 | $8.2B | 0.25% | |
| 73 | EDAEDAP TMS S A | 1,475,000 | $8.0B | 0.24% | |
| 74 | SWTXSPRINGWORKS THERAPEUTICS INC | 199,855 | $7.5B | 0.23% | |
| 75 | NMRANEUMORA THERAPEUTICS INC. | 760,007 | $7.5B | 0.22% | |
| 76 | APLTAPPLIED THERAPEUTICS INC | 1,555,004 | $7.3B | 0.22% | |
| 77 | AUPHAURINIA PHARMACEUTICALS INC | 1,179,740 | $6.7B | 0.20% | |
| 78 | —MERSANA THERAPEUTICS INC | 3,046,782 | $6.1B | 0.18% | |
| 79 | BEAMBEAM THERAPEUTICS INC | 249,923 | $5.9B | 0.18% | |
| 80 | ABOSACUMEN PHARMACEUTICALS INC | 2,300,059 | $5.6B | 0.17% | |
| 81 | CMPXCOMPASS THERAPEUTICS INC | 5,513,788 | $5.5B | 0.17% | |
| 82 | APLSAPELLIS PHARMACEUTICALS INC | 140,700 | $5.4B | 0.16% | |
| 83 | GOSS 5 06/01/27GOSSAMER BIO INC | 9,573,000 | $4.7B | 0.14% | |
| 84 | FULCFULCRUM THERAPEUTICS INC | 727,673 | $4.5B | 0.14% | |
| 85 | MGNXMACROGENICS INC | 1,053,647 | $4.5B | 0.13% | |
| 86 | MLYSMINERALYS THERAPEUTICS INC | 378,932 | $4.4B | 0.13% | |
| 87 | BHVNBIOHAVEN LTD | 127,558 | $4.4B | 0.13% | |
| 88 | PLRXPLIANT THERAPEUTICS INC | 384,996 | $4.1B | 0.12% | |
| 89 | LUNGPULMONX CORP | 652,400 | $4.1B | 0.12% | |
| 90 | CATXPERSPECTIVE THERAPEUTICS INC | 401,196 | $4.0B | 0.12% | |
| 91 | AUTLAUTOLUS THERAPEUTICS PLC | 1,032,988 | $3.6B | 0.11% | |
| 92 | EPIEURESSA PHARMA INC | 677,005 | $3.6B | 0.11% | |
| 93 | ACRSACLARIS THERAPEUTICS INC | 2,753,495 | $3.0B | 0.09% | |
| 94 | GOSSGOSSAMER BIO INC | 3,266,960 | $2.9B | 0.09% | |
| 95 | TVTX 2.5 09/15/25TRAVERE THERAPEUTICS INC | 3,250,000 | $2.9B | 0.09% | |
| 96 | XLOXILIO THERAPEUTICS INC | 3,003,259 | $2.8B | 0.09% | |
| 97 | SGMTSAGIMET BIOSCIENCES INC | 787,808 | $2.7B | 0.08% | |
| 98 | CYPHLEAP THERAPEUTICS INC | 1,266,546 | $2.5B | 0.07% | |
| 99 | ADAPYADAPTIMMUNE THERAPEUTICS PLC | 2,425,468 | $2.4B | 0.07% | |
| 100 | VIGLVIGIL NEUROSCIENCE INC | 471,958 | $1.9B | 0.06% |
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