RTW INVESTMENTS, LP Q1 2018 Filing

Filed May 14, 2018

Portfolio Value

$1.1T

Holdings

38

Report Date

Q1 2018

Filing Type

13F-HR

All Holdings (38 positions)

#StockSharesValue% PortfolioType
1
RCKTRocket Pharmaceuticals Inc
14,969,744$258.2B24.57%
2
PTCTPTC Therapeutics Inc
4,137,960$112.0B10.66%
3
BMYBRISTOL MYERS SQUIBB CO
1,096,386$69.3B6.60%
4
RGNXRegenxbio Inc
1,877,767$56.1B5.33%
5
SRPTSarepta Therapeutics Inc
688,271$51.0B4.85%
6
ACHILLION PHARMACEUTICALS IN
13,496,902$50.1B4.77%
7
Dicerna Pharmaceuticals Inc
5,029,462$48.1B4.58%
8
AGENEURAgenus Inc
9,313,556$43.9B4.17%
9
La Jolla Pharmaceutical Co
1,122,540$33.4B3.18%
10
ALNYAlnylam Pharmaceuticals Inc
246,229$29.3B2.79%
11
Avexis Inc
236,425$29.2B2.78%
12
I9DNArbutus Biopharma Corp
5,151,615$25.8B2.45%
13
GBTUSDGLOBAL BLOOD THERAPEUTICS IN
456,921$22.1B2.10%
14
CORIUM INTL INC
1,910,522$21.9B2.09%
15
ARWRARROWHEAD PHARMACEUTICALS IN
2,916,561$21.0B2.00%
16
VCELVericel Corp
2,067,916$20.6B1.96%
17
3M4Masimo Corp
232,000$20.4B1.94%
18
EWEdwards Lifesciences Corp
145,246$20.3B1.93%
19
Armo Biosciences Inc
413,892$14.0B1.33%
20
Myokardia Inc
259,670$12.7B1.21%
21
LIVNLivaNova PLC
140,000$12.4B1.18%
22
QUREUniqure NV
406,667$9.6B0.91%
23
VIVEVE MED INC
2,557,559$9.4B0.89%
24
VRAYQViewray Inc
1,358,711$8.7B0.83%
25
Nuvectra Corp
507,061$6.6B0.63%
26
Bovie Medical Corp
1,931,948$5.7B0.55%
27
NVAXNovavax Inc
2,726,504$5.7B0.54%
28
Odonate Therapeutics Inc
274,544$5.3B0.50%
29
PROTEOSTASIS THERAPEUTICS IN
1,104,940$5.2B0.50%
30
SLDBSolid Biosciences Inc
675,771$4.6B0.44%
31
CDNACareDx Inc
560,600$4.5B0.43%
32
FIXXEURHomology Medicines Inc
225,000$4.2B0.40%
33
VIVUS INC
4,000,000$2.5B0.24%
34
ARGXARGENX SE
25,457$2.0B0.19%
35
EP3OraSure Technologies Inc
117,291$2.0B0.19%
36
Novus Therapeutics Inc
300,000$1.5B0.14%
37
ADVMCHFAdverum Biotechnologies Inc
175,208$1.0B0.10%
38
MOTUS GI HLDGS INC
118,478$531.0M0.05%