13F HOLDINGS REPORT
RTW INVESTMENTS, LP
Quarter ended Q2 2025 · Filed August 14, 2025 · Accession 0001493215-25-000007
Total Value
$7.02B
Positions
73
Other Managers
0
Confidential Omitted
No
Holdings (73)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | MADRIGAL PHARMACEUTICALS INC | MDGL | 1,993,687 | $603.4M | 8.59% |
| 2 | NATERA INC | NTRA | 2,593,645 | $438.2M | 6.24% |
| 3 | PTC THERAPEUTICS INC | PTCT | 7,746,415 | $378.3M | 5.39% |
| 4 | ARGENX SE | ARGX | 673,497 | $371.2M | 5.29% |
| 5 | PROTAGONIST THERAPEUTICS INC | PTGX | 5,756,277 | $318.1M | 4.53% |
| 6 | INSMED INC | INSM | 3,084,558 | $310.4M | 4.42% |
| 7 | AKERO THERAPEUTICS INC | 00973Y108 | 5,477,561 | $292.3M | 4.16% |
| 8 | VERONA PHARMA PLC | 925050106 | 3,051,878 | $288.6M | 4.11% |
| 9 | AVIDITY BIOSCIENCES INC | 05370A108 | 9,618,845 | $273.2M | 3.89% |
| 10 | STRYKER CORPORATION | SYK | 590,517 | $233.6M | 3.33% |
| 11 | PENUMBRA INC | PEN | 863,553 | $221.6M | 3.16% |
| 12 | MERUS N V | N5749R100 | 4,000,553 | $210.4M | 3.00% |
| 13 | ACADIA PHARMACEUTICALS INC | ACAD | 8,995,547 | $194.0M | 2.76% |
| 14 | ZAI LAB LTD | ZLAB | 5,536,876 | $193.6M | 2.76% |
| 15 | AXSOME THERAPEUTICS INC | AXSM | 1,516,903 | $158.3M | 2.26% |
| 16 | RADNET INC | RDNT | 2,690,344 | $153.1M | 2.18% |
| 17 | IMMUNOCORE HLDGS PLC | IMCR | 4,869,798 | $152.8M | 2.18% |
| 18 | ALKERMES PLC | ALKS | 4,682,289 | $134.0M | 1.91% |
| 19 | NEUROCRINE BIOSCIENCES INC | NBIX | 1,062,072 | $133.5M | 1.90% |
| 20 | TARSUS PHARMACEUTICALS INC | TARS | 3,111,680 | $126.1M | 1.80% |
| 21 | APOGEE THERAPEUTICS INC | APGE | 2,712,097 | $117.8M | 1.68% |
| 22 | MASIMO CORP | MASI | 683,294 | $114.9M | 1.64% |
| 23 | ESTABLISHMENT LABS HLDGS INC | ESTA | 2,584,131 | $110.4M | 1.57% |
| 24 | INTUITIVE SURGICAL INC | ISRG | 202,456 | $110.0M | 1.57% |
| 25 | CYTOKINETICS INC | CYTK | 2,721,158 | $89.9M | 1.28% |
| 26 | QUEST DIAGNOSTICS INC | DGX | 500,000 | $89.8M | 1.28% |
| 27 | UNIQURE NV | QURE | 5,158,231 | $71.9M | 1.02% |
| 28 | GH RESEARCH PLC | GHRS | 5,540,457 | $67.5M | 0.96% |
| 29 | UROGEN PHARMA LTD | URGN | 4,543,895 | $62.3M | 0.89% |
| 30 | ULTRAGENYX PHARMACEUTICAL IN | RARE | 1,707,402 | $62.1M | 0.88% |
| 31 | ABBOTT LABS | ABLZF | 444,000 | $60.4M | 0.86% |
| 32 | STOKE THERAPEUTICS INC | STOK | 5,123,525 | $58.2M | 0.83% |
| 33 | TAYSHA GENE THERAPIES INC | TSHA | 25,021,584 | $57.8M | 0.82% |
| 34 | SPYRE THERAPEUTICS INC | SYRE | 3,621,996 | $54.2M | 0.77% |
| 35 | BETA BIONICS INC | BBNX | 3,299,191 | $48.0M | 0.68% |
| 36 | GE HEALTHCARE TECHNOLOGIES I | GEHC | 626,000 | $46.4M | 0.66% |
| 37 | GUARDANT HEALTH INC | GH | 856,501 | $44.6M | 0.63% |
| 38 | CG ONCOLOGY INC | CGON | 1,701,216 | $44.2M | 0.63% |
| 39 | ROCKET PHARMACEUTICALS INC | RCKTW | 17,687,772 | $43.3M | 0.62% |
| 40 | IMMATICS N.V | IMTX | 6,970,152 | $37.5M | 0.53% |
| 41 | SOLENO THERAPEUTICS INC | SLNO | 424,408 | $35.6M | 0.51% |
| 42 | MOONLAKE IMMUNOTHERAPEUTICS | MLTX | 741,090 | $35.0M | 0.50% |
| 43 | TEMPUS AI INC | TEM | 400,000 | $25.4M | 0.36% |
| 44 | LENZ THERAPEUTICS INC | LENZ | 863,389 | $25.3M | 0.36% |
| 45 | COMPASS PATHWAYS PLC | CMPS | 8,221,929 | $23.0M | 0.33% |
| 46 | ORCHESTRA BIOMED HLDGS INC | OBIO | 8,306,062 | $22.3M | 0.32% |
| 47 | ORUKA THERAPEUTICS INC | ORKA | 1,945,649 | $21.8M | 0.31% |
| 48 | NEUROGENE INC | NGNE | 1,362,456 | $20.4M | 0.29% |
| 49 | CENTESSA PHARMACEUTICALS PLC | CNTA | 1,529,836 | $20.1M | 0.29% |
| 50 | 89BIO INC | 282559103 | 1,967,527 | $19.3M | 0.28% |
| 51 | REPLIMUNE GROUP INC | REPL | 2,065,010 | $19.2M | 0.27% |
| 52 | XENCOR INC | XNCR | 2,402,883 | $18.9M | 0.27% |
| 53 | VERASTEM INC | VSTM | 4,251,616 | $17.6M | 0.25% |
| 54 | DYNE THERAPEUTICS INC | DYN | 1,690,567 | $16.1M | 0.23% |
| 55 | JADE BIOSCIENCES INC | JBIO | 1,449,273 | $14.5M | 0.21% |
| 56 | CRINETICS PHARMACEUTICALS IN | CRNX | 467,000 | $13.4M | 0.19% |
| 57 | CULLINAN THERAPEUTICS INC | CGEM | 1,705,960 | $12.8M | 0.18% |
| 58 | EXAGEN INC | XGN | 1,696,866 | $11.8M | 0.17% |
| 59 | RAPT THERAPEUTICS INC | 75382E208 | 1,470,499 | $11.8M | 0.17% |
| 60 | CORVUS PHARMACEUTICALS INC | CRVS | 2,679,479 | $10.7M | 0.15% |
| 61 | PERCEPTIVE CAP SOLUTIONS COR | G70077105 | 742,500 | $7.9M | 0.11% |
| 62 | CYTOMX THERAPEUTICS INC | CTMX | 3,461,500 | $7.9M | 0.11% |
| 63 | ALLURION TECHNOLOGIES INC | ALURW | 2,542,603 | $6.2M | 0.09% |
| 64 | WAVE LIFE SCIENCES LTD | WVE | 900,000 | $5.8M | 0.08% |
| 65 | CARGO THERAPEUTICS INC | 14179K101 | 1,212,562 | $5.0M | 0.07% |
| 66 | MILESTONE PHARMACEUTICALS IN | MIST | 2,506,102 | $4.9M | 0.07% |
| 67 | OMADA HEALTH INC | OMDA | 200,000 | $3.7M | 0.05% |
| 68 | KESTRA MED TECHNOLOGIES LTD | BEKE | 200,000 | $3.3M | 0.05% |
| 69 | CERIBELL INC | CBLL | 150,000 | $2.8M | 0.04% |
| 70 | TENAX THERAPEUTICS INC | TENX | 378,346 | $2.2M | 0.03% |
| 71 | IMMUNIC INC | IMUX | 402,107 | $280,470 | 0.00% |
| 72 | ADAGIO MED HLDGS INC | 00534B100 | 209,361 | $272,169 | 0.00% |
| 73 | ROCKET PHARMACEUTICALS INC | RCKTW | 350,000 | $10,080 | 0.00% |