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VOL. XII · NO. 117Established MMXIV · George Town, Grand CaymanAtlantic Edition · $4.50

The Cayman Journal

Finance · Business · Technology · Caribbean & Global Affairs
13F HOLDINGS REPORT

RTW INVESTMENTS, LP

Quarter ended Q3 2023 · Filed August 14, 2023 · Accession 0001493152-23-028029

Total Value
$5.25B
Positions
62
Other Managers
3
Confidential Omitted
No
View on SEC.gov

Holdings (62)

#IssuerTicker / CUSIPSharesValue% of Filing
1IMMUNOCORE HLDGS PLCIMCR6,029,633$361.5M6.88%
2ROCKET PHARMACEUTICALS INCRCKTW17,687,772$351.5M6.69%
3ALNYLAM PHARMACEUTICALS INCALNY1,683,362$319.7M6.09%
4AXSOME THERAPEUTICS INCAXSM4,284,277$307.9M5.86%
5PTC THERAPEUTICS INCPTCT7,235,196$294.3M5.60%
6ULTRAGENYX PHARMACEUTICAL INRARE5,405,089$249.3M4.75%
7MASIMO CORPMASI1,501,493$247.1M4.70%
8ACADIA PHARMACEUTICALS INCACAD9,783,249$234.3M4.46%
9PENUMBRA INCPEN673,371$231.7M4.41%
10BRUKER CORPBRKRP2,959,603$218.8M4.16%
11ARGENX SEARGX482,195$187.9M3.58%
12ESTABLISHMENT LABS HLDGS INCESTA2,494,138$171.1M3.26%
13MIRATI THERAPEUTICS INC60468T1054,472,985$161.6M3.08%
14THERMO FISHER SCIENTIFIC INCTMO290,334$151.5M2.88%
15PROTAGONIST THERAPEUTICS INCPTGX5,415,514$149.6M2.85%
16NATERA INCNTRA2,611,783$127.1M2.42%
17VERICEL CORPVCEL3,291,873$123.7M2.35%
18CELLDEX THERAPEUTICS INC NEWCLDX3,463,201$117.5M2.24%
19AVADEL PHARMACEUTICALS PLC05337M1046,810,641$112.2M2.14%
20HORIZON THERAPEUTICS PUB LG461881011,000,000$102.8M1.96%
21CYTOKINETICS INCCYTK2,574,198$84.0M1.60%
2210X GENOMICS INCTXG1,462,956$81.7M1.56%
23AVIDITY BIOSCIENCES INC05370A1086,689,789$74.2M1.41%
24ILLUMINA INCILMN376,250$70.5M1.34%
25INTUITIVE SURGICAL INCISRG170,000$58.1M1.11%
26MADRIGAL PHARMACEUTICALS INCMDGL221,562$51.2M0.97%
27STOKE THERAPEUTICS INCSTOK4,390,558$46.7M0.89%
28TARSUS PHARMACEUTICALS INCTARS2,548,125$46.0M0.88%
29AXONICS INC05465P101884,974$44.7M0.85%
30ORCHESTRA BIOMED HLDGS INCOBIO5,620,640$39.3M0.75%
31SCPHARMACEUTICALS INC8106481053,297,843$33.6M0.64%
32CUTERA INC2321091081,846,596$27.9M0.53%
33MERUS N VN5749R1001,050,893$27.7M0.53%
34GH RESEARCH PLCGHRS2,168,957$25.7M0.49%
35MOONLAKE IMMUNOTHERAPEUTICSMLTX500,000$25.5M0.49%
36INSMED INCINSM1,000,000$21.1M0.40%
37ACELYRIN INC00445A100978,310$20.4M0.39%
38FULCRUM THERAPEUTICS INCFULC6,064,123$20.0M0.38%
39MARAVAI LIFESCIENCES HLDGS IMARA1,532,685$19.1M0.36%
40PMV PHARMACEUTICALS INCPMVP3,029,551$19.0M0.36%
41GUARDANT HEALTH INCGH500,887$17.9M0.34%
42OUTSET MED INCOM808,658$17.7M0.34%
43VIKING THERAPEUTICS INCVKTX1,000,000$16.2M0.31%
44MINERALYS THERAPEUTICS INCMLYS922,100$15.7M0.30%
45ROIVANT SCIENCES LTDROIV1,552,717$15.7M0.30%
46OLINK HLDG ABOLN654,612$12.3M0.23%
47IMMUNIC INCIMUX4,294,459$10.8M0.21%
48ADICET BIO INCACET4,241,472$10.3M0.20%
49DESIGN THERAPEUTICS INCDSGN1,563,031$9.8M0.19%
50IMMATICS N.VIMTX845,000$9.8M0.19%
51MILESTONE PHARMACEUTICALS INMIST3,256,102$9.3M0.18%
52APYX MEDICAL CORPORATIONAPYX1,777,194$8.9M0.17%
53UROGEN PHARMA LTDURGN857,464$8.9M0.17%
54BLACK DIAMOND THERAPEUTICS IBDTX1,700,000$8.6M0.16%
55DERMTECH INC24984K1052,718,356$7.1M0.13%
56RELMADA THERAPEUTICS INCRLMD2,131,835$5.2M0.10%
57EXAGEN INCXGN1,492,432$4.3M0.08%
58AKOYA BIOSCIENCES INC00974H104338,422$2.5M0.05%
59MERSANA THERAPEUTICS INC59045L106614,838$2.0M0.04%
60ARYA SCIENCES ACQU CORP IVG31659108127,970$1.3M0.03%
61MIROMATRIX MED INC60471P108445,222$779,1390.01%
62ROCKET PHARMACEUTICALS INCRCKTW350,000$66,5000.00%