RTW INVESTMENTS, LP Q1 2019 Filing

Filed May 15, 2019

Portfolio Value

$1.5T

Holdings

50

Report Date

Q1 2019

Filing Type

13F-HR

All Holdings (50 positions)

#StockSharesValue% PortfolioType
1
RCKTRocket Pharmaceuticals Inc
16,037,486$280.3B19.13%
2
PTCTPTC Therapeutics Inc
2,514,271$94.6B6.46%
3
Dicerna Pharmaceuticals Inc
6,223,036$91.2B6.22%
4
ALNYAlnylam Pharmaceuticals Inc
835,873$78.1B5.33%
5
BMYBristol Myers Squibb Co
1,525,464$72.8B4.97%
6
PRQRProQR Thrapeutics N V
3,722,950$51.6B3.52%
7
3M4Masimo Corp
363,569$50.3B3.43%
8
FIXXEURHomology Medicines Inc
1,736,719$48.2B3.29%
9
VCELVericel Corp
2,487,922$43.6B2.97%
10
LIVNLivaNova PLC
435,136$42.3B2.89%
11
Achillion Pharmaceuticals Inc
13,749,383$40.7B2.78%
12
SRPTSarepta Therapeutics Inc
338,199$40.3B2.75%
13
Myokardia Inc
706,570$36.7B2.51%
14
AXNX*Axonics Modulation Tech Inc
1,524,030$36.5B2.49%
15
ADVMCHFAdverum Biotechnologies Inc
6,256,840$32.8B2.24%
16
ESTAEstablishment Labs Hldgs Inc
1,325,539$31.9B2.18%
17
AGENEURAgenus Inc
9,883,213$29.4B2.00%
18
ARWRArrowhead Pharmaceuticals In
1,528,213$28.0B1.91%
19
RGNXRegenxbio Inc
451,182$25.9B1.76%
20
FLBFluidigm Corp del
1,930,934$25.7B1.75%
21
SIBNSi bone Inc
1,269,194$23.9B1.63%
22
MRTXEURMirati Therapeutics Inc
312,093$22.9B1.56%
23
CNCEEURConcert Pharmaceuticals Inc
1,688,448$20.4B1.39%
24
I9DNArbutus Biopharma Corp
5,510,223$19.7B1.35%
25
APYXApyx Med Corp
3,124,899$19.7B1.35%
26
KIDSOrthopediatrics Corp
428,142$18.9B1.29%
27
WVEWAVE Life Sciences Ltd
436,777$17.0B1.16%
28
Principia Biopharma Inc
455,948$15.5B1.06%
29
Translate Bio Inc
1,352,970$13.8B0.94%
30
ARVNArvinas Inc
916,514$13.5B0.92%
31
JNJJohnson & Johnson
84,614$11.8B0.81%
32
CTMXCytomx Therapeutics Inc
965,252$10.4B0.71%
33
QUREUniqure NV
154,058$9.2B0.63%
34
MYGNMyriad Genetics Inc
267,491$8.9B0.61%
35
AXSMAxsome Therapeutics Inc
595,635$8.5B0.58%
36
Odonate Therapeutics Inc
331,240$7.3B0.50%
37
CDNACareDx Inc
221,663$7.0B0.48%
38
Chardan Healthcare Acquisiti
600,000$6.0B0.41%
39
Oncocyte Corporation
1,288,873$5.1B0.35%
40
Viveve Med Inc
4,480,565$4.2B0.29%
41
ARGXargenx SE
30,714$3.8B0.26%
42
ECORGBPElectrocore inc
518,010$3.6B0.25%
43
Vivus Inc 4.5 05/01/2020
4,000,000$3.1B0.21%
44
STIMNeuronetics Inc
166,561$2.5B0.17%
45
La Jolla Pharmaceutical Co
301,166$1.9B0.13%
46
Motus Gi hldgs Inc
459,478$1.8B0.12%
47
SLDBSolid Biosciences Inc
141,836$1.3B0.09%
48
VRAYQViewray Inc
159,247$1.2B0.08%
49
Optinose Inc
82,645$851.0M0.06%
50
Anchiano Therapeutics Ltd
60,414$411.0M0.03%