RTW INVESTMENTS, LP Q3 2017 Filing

Filed November 14, 2017

Portfolio Value

$574.2B

Holdings

27

Report Date

Q3 2017

Filing Type

13F-HR

All Holdings (27 positions)

#StockSharesValue% PortfolioType
1
ALNYAlnylam Pharmaceuticals Inc
623,338$73.2B12.75%
2
PTCTPTC Therapeutics Inc
3,495,143$69.9B12.18%
3
BMYBristol Myers Squibb Co
827,512$52.7B9.19%
4
RGNXRegenxbio Inc
1,539,005$50.7B8.83%
5
Avexis Inc
467,667$45.2B7.88%
6
La Jolla Pharmaceutical Co
1,044,307$36.3B6.33%
7
Achillion Pharmaceuticals In
7,839,766$35.2B6.13%
8
I9DNArbutus Biopharma Corp
5,266,280$32.7B5.69%
9
AGENEURAgenus Inc
4,218,520$18.6B3.24%
10
Corium Intl Inc
1,675,479$18.6B3.23%
11
BCRXBioCryst Pharmaceuticals
3,324,705$17.4B3.03%
12
Oxford Immunotec Global PLC
1,032,370$17.3B3.02%
13
bluebird bio Inc
104,078$14.3B2.49%
14
EP3OraSure Technologies Inc
535,707$12.1B2.10%
15
Dicerna Pharmaceuticals Inc
2,078,991$12.0B2.08%
16
TCMDTactile Sys Technology Inc
353,216$10.9B1.90%
17
Myokardia Inc
253,962$10.9B1.90%
18
ATRAGBXAtara Biotherapeutics Inc
656,018$10.9B1.89%
19
3M4Masimo Corp
120,900$10.5B1.82%
20
Viveve Med Inc
1,473,028$7.7B1.34%
21
VRAYQViewray Inc
1,020,462$5.9B1.02%
22
Spring Bk Pharmaceuticals In
249,095$4.2B0.73%
23
Bovie Medical Corp
1,139,600$3.9B0.67%
24
Zynerba Pharmaceuticals Inc
200,000$1.7B0.29%
25
GBTUSDGlobal Blood Therapeutics In
26,310$817.0M0.14%
26
ARGXargenx SE
24,906$563.0M0.10%
27
SENSUS HEATLHCARE INC
155,000$90.0M0.02%