13F HOLDINGS REPORT
RTW INVESTMENTS, LP
Quarter ended Q1 2023 · Filed February 14, 2023 · Accession 0001493152-23-004608
Total Value
$4.90B
Positions
77
Other Managers
3
Confidential Omitted
No
Holdings (77)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | ALNYLAM PHARMACEUTICALS INC | ALNY | 1,683,362 | $400.1M | 8.17% |
| 2 | PROMETHEUS BIOSCIENCES INC | 74349U108 | 3,354,303 | $369.0M | 7.53% |
| 3 | ROCKET PHARMACEUTICALS INC | RCKTW | 17,687,772 | $346.1M | 7.07% |
| 4 | IMMUNOCORE HLDGS PLC | IMCR | 5,559,322 | $317.3M | 6.48% |
| 5 | THERMO FISHER SCIENTIFIC INC | TMO | 435,500 | $239.8M | 4.90% |
| 6 | AXSOME THERAPEUTICS INC | AXSM | 2,980,482 | $229.9M | 4.69% |
| 7 | MASIMO CORP | MASI | 1,501,493 | $222.1M | 4.53% |
| 8 | PTC THERAPEUTICS INC | PTCT | 5,615,387 | $214.3M | 4.38% |
| 9 | ULTRAGENYX PHARMACEUTICAL IN | RARE | 3,966,915 | $183.8M | 3.75% |
| 10 | ARGENX SE | ARGX | 482,195 | $182.7M | 3.73% |
| 11 | MIRATI THERAPEUTICS INC | 60468T105 | 3,643,114 | $165.1M | 3.37% |
| 12 | ESTABLISHMENT LABS HLDGS INC | ESTA | 2,374,138 | $155.9M | 3.18% |
| 13 | PENUMBRA INC | PEN | 698,371 | $155.4M | 3.17% |
| 14 | CELLDEX THERAPEUTICS INC NEW | CLDX | 3,084,215 | $137.5M | 2.81% |
| 15 | AVIDITY BIOSCIENCES INC | 05370A108 | 5,605,566 | $124.4M | 2.54% |
| 16 | CYTOKINETICS INC | CYTK | 2,574,198 | $117.9M | 2.41% |
| 17 | ILLUMINA INC | ILMN | 564,375 | $114.1M | 2.33% |
| 18 | NATERA INC | NTRA | 2,609,283 | $104.8M | 2.14% |
| 19 | VERICEL CORP | VCEL | 3,099,904 | $81.7M | 1.67% |
| 20 | CUTERA INC | 232109108 | 1,798,675 | $79.5M | 1.62% |
| 21 | ACADIA PHARMACEUTICALS INC | ACAD | 3,670,938 | $58.4M | 1.19% |
| 22 | GLOBUS MED INC | GMED | 747,685 | $55.5M | 1.13% |
| 23 | AXONICS INC | 05465P101 | 884,974 | $55.3M | 1.13% |
| 24 | VENTYX BIOSCIENCES INC | 92332V107 | 1,551,778 | $50.9M | 1.04% |
| 25 | REGENXBIO INC | RGNX | 1,845,366 | $41.9M | 0.85% |
| 26 | AVADEL PHARMACEUTICALS PLC | 05337M104 | 5,741,939 | $41.1M | 0.84% |
| 27 | PROTAGONIST THERAPEUTICS INC | PTGX | 3,591,986 | $39.2M | 0.80% |
| 28 | ADICET BIO INC | ACET | 4,241,472 | $37.9M | 0.77% |
| 29 | PMV PHARMACEUTICALS INC | PMVP | 4,356,920 | $37.9M | 0.77% |
| 30 | TARSUS PHARMACEUTICALS INC | TARS | 2,548,125 | $37.4M | 0.76% |
| 31 | BICYCLE THERAPEUTICS PLC | BCYC | 1,258,587 | $37.3M | 0.76% |
| 32 | FULCRUM THERAPEUTICS INC | FULC | 4,993,279 | $36.4M | 0.74% |
| 33 | STOKE THERAPEUTICS INC | STOK | 3,870,981 | $35.7M | 0.73% |
| 34 | 10X GENOMICS INC | TXG | 872,592 | $31.8M | 0.65% |
| 35 | OYSTER PT PHARMA INC | 69242L106 | 2,304,977 | $25.7M | 0.53% |
| 36 | OLINK HLDG AB | OLN | 981,918 | $24.9M | 0.51% |
| 37 | OUTSET MED INC | OM | 909,652 | $23.5M | 0.48% |
| 38 | GH RESEARCH PLC | GHRS | 2,168,957 | $21.1M | 0.43% |
| 39 | IVERIC BIO INC | 46583P102 | 821,288 | $17.6M | 0.36% |
| 40 | MILESTONE PHARMACEUTICALS IN | MIST | 4,315,102 | $17.1M | 0.35% |
| 41 | CINCOR PHARMA INC | 17240Y109 | 1,389,705 | $17.1M | 0.35% |
| 42 | C4 THERAPEUTICS INC | CCCC | 2,819,472 | $16.6M | 0.34% |
| 43 | ALLAKOS INC | 01671P100 | 1,643,500 | $13.8M | 0.28% |
| 44 | CASTLE BIOSCIENCES INC | CSTL | 516,995 | $12.2M | 0.25% |
| 45 | GUARDANT HEALTH INC | GH | 430,887 | $11.7M | 0.24% |
| 46 | TERNS PHARMACEUTICALS INC | TERN | 1,000,000 | $10.2M | 0.21% |
| 47 | HEALTH SCIENCES ACQ CORP 2 | G4411D109 | 1,000,000 | $10.0M | 0.20% |
| 48 | AADI BIOSCIENCE INC | WHWK | 764,701 | $9.8M | 0.20% |
| 49 | MONTE ROSA THERAPEUTICS INC | GLUE | 1,214,572 | $9.2M | 0.19% |
| 50 | SIGHT SCIENCES INC | SGHT | 665,323 | $8.1M | 0.17% |
| 51 | APYX MEDICAL CORPORATION | APYX | 3,398,279 | $8.0M | 0.16% |
| 52 | UROGEN PHARMA LTD | URGN | 857,464 | $7.6M | 0.16% |
| 53 | IMMATICS N.V | IMTX | 845,000 | $7.4M | 0.15% |
| 54 | RELMADA THERAPEUTICS INC | RLMD | 2,067,824 | $7.2M | 0.15% |
| 55 | ROIVANT SCIENCES LTD | ROIV | 802,717 | $6.4M | 0.13% |
| 56 | JOUNCE THERAPEUTICS INC | 481116101 | 5,106,341 | $5.7M | 0.12% |
| 57 | IMMUNIC INC | IMUX | 3,861,290 | $5.4M | 0.11% |
| 58 | MOONLAKE IMMUNOTHERAPEUTICS | MLTX | 500,000 | $5.3M | 0.11% |
| 59 | SUMMIT HEALTHCRE ACQUISTN CO | G8566R128 | 500,000 | $5.1M | 0.10% |
| 60 | ARYA SCIENCES ACQU CORP IV | G31659108 | 500,000 | $5.0M | 0.10% |
| 61 | ARYA SCIENCES ACQUISITN CORP | G31658100 | 500,000 | $5.0M | 0.10% |
| 62 | TENAYA THERAPEUTICS INC | TNYA | 2,458,750 | $4.9M | 0.10% |
| 63 | DERMTECH INC | 24984K105 | 2,718,356 | $4.8M | 0.10% |
| 64 | AKOYA BIOSCIENCES INC | 00974H104 | 483,815 | $4.6M | 0.09% |
| 65 | TELA BIO INC | TELA | 390,364 | $4.5M | 0.09% |
| 66 | BRAINSWAY LTD | BRSYF | 1,602,381 | $4.0M | 0.08% |
| 67 | EXAGEN INC | XGN | 1,364,336 | $3.3M | 0.07% |
| 68 | JOHNSON & JOHNSON | JNJ | 18,127 | $3.2M | 0.07% |
| 69 | MEDICUS SCIENCES ACQUISITION | G5960S108 | 300,000 | $3.0M | 0.06% |
| 70 | THIRD HARMONIC BIO INC | 88427A107 | 609,687 | $2.6M | 0.05% |
| 71 | 908 DEVICES INC | MASS | 312,000 | $2.4M | 0.05% |
| 72 | PULMONX CORP | LUNG | 275,000 | $2.3M | 0.05% |
| 73 | NYXOAH S A | NYXH | 269,993 | $1.3M | 0.03% |
| 74 | NAUTILUS BIOTECHNOLOGY INC | NAUT | 600,000 | $1.1M | 0.02% |
| 75 | SCIENCE 37 HOLDINGS INC | 808644108 | 2,586,108 | $1.1M | 0.02% |
| 76 | MIROMATRIX MED INC | 60471P108 | 280,000 | $837,200 | 0.02% |
| 77 | MEDICUS SCIENCES ACQUISITION | G5960S124 | 33,331 | $3,000 | 0.00% |