RTW INVESTMENTS, LP Q2 2019 Filing

Filed August 14, 2019

Portfolio Value

$1.9T

Holdings

52

Report Date

Q2 2019

Filing Type

13F-HR

All Holdings (52 positions)

#StockSharesValue% PortfolioType
1
RCKTROCKET PHARMACEUTICALS INC
16,587,491$248.8B13.29%
2
ALNYALNYLAM PHARMACEUTICALS INC
2,198,094$159.5B8.52%
3
PTCTPTC THERAPEUTICS INC
3,137,361$141.2B7.54%
4
DICERNA PHARMACEUTICALS INC
6,152,103$96.9B5.18%
5
STOKSTOKE THERAPEUTICS INC
3,355,466$92.6B4.94%
6
SRPTSAREPTA THERAPEUTICS INC
604,236$91.8B4.90%
7
MISTMILESTONE PHARMACEUTICALS IN
3,521,856$91.0B4.86%
8
ADVMCHFADVERUM BIOTECHNOLOGIES INC
6,320,350$75.1B4.01%
9
BMYBRISTOL MYERS SQUIBB CO
1,561,918$70.8B3.78%
10
AXNX*AXONICS MODULATION TECH INC
1,534,605$62.9B3.36%
11
3M4MASIMO CORP
372,258$55.4B2.96%
12
VCELVERICEL CORP
2,606,771$49.2B2.63%
13
ESTAESTABLISHMENT LABS HLDGS INC
1,883,180$41.4B2.21%
14
FIXXEURHOMOLOGY MEDICINES INC
2,054,932$40.2B2.15%
15
ACHILLION PHARMACEUTICALS IN
13,864,383$37.2B1.98%
16
MYOKARDIA INC
723,455$36.3B1.94%
17
PRQRPROQR THRAPEUTICS N V
3,722,950$33.9B1.81%
18
TRANSLATE BIO INC
2,439,250$30.8B1.65%
19
AGENEURAGENUS INC
10,084,214$30.3B1.62%
20
ILMNILLUMINA INC
82,000$30.2B1.61%
21
ARWRARROWHEAD PHARMACEUTICALS IN
1,120,346$29.7B1.59%
22
MRTXEURMIRATI THERAPEUTICS INC
255,270$26.3B1.40%
23
FLBFLUIDIGM CORP DEL
2,077,471$25.6B1.37%
24
APYXAPYX MED CORP
3,399,899$22.8B1.22%
25
AXSMAXSOME THERAPEUTICS INC
844,289$21.7B1.16%
26
RGNXREGENXBIO INC
368,040$18.9B1.01%
27
LA JOLLA PHARMACEUTICAL CO
2,011,340$18.6B0.99%
28
ARVNARVINAS INC
807,870$17.8B0.95%
29
TMDXTRANSMEDICS GROUP INC
507,007$14.7B0.79%
30
KIDSORTHOPEDIATRICS CORP
376,647$14.7B0.78%
31
QUOTIENT LTD
1,544,047$14.4B0.77%
32
JNJJOHNSON & JOHNSON
93,912$13.1B0.70%
33
ODONATE THERAPEUTICS INC
339,156$12.4B0.66%
34
I9DNARBUTUS BIOPHARMA CORP
5,533,093$11.5B0.61%
35
QUREUNIQURE NV
144,595$11.3B0.60%
36
CTMXCYTOMX THERAPEUTICS INC
988,319$11.1B0.59%
37
SILKSILK ROAD MEDICAL INC
223,722$10.8B0.58%
38
MYGNMYRIAD GENETICS INC
376,586$10.5B0.56%
39
PRINCIPIA BIOPHARMA INC
270,948$9.0B0.48%
40
BWAYBRAINSWAY LTD
597,216$6.3B0.33%
41
CHARDAN HEALTHCARE ACQUISITI
600,000$6.1B0.33%
42
PSNLPERSONALIS INC
225,000$6.1B0.33%
43
CDNACAREDX INC
154,616$5.6B0.30%
44
ARGXARGENX SE
31,448$4.5B0.24%
45
MOTUS GI HLDGS INC
1,126,144$3.4B0.18%
46
Vivus Inc 4.5 05/01/2020
4,000,000$3.1B0.17%
47
STIMNEURONETICS INC
168,274$2.1B0.11%
48
VIVEVE MED INC
4,480,565$1.7B0.09%
49
VRAYQVIEWRAY INC
159,247$1.4B0.07%
50
SLDBSOLID BIOSCIENCES INC
145,225$835.0M0.04%
51
OPTINOSE INC
87,615$620.0M0.03%
52
ANCHIANO THERAPEUTICS LTD
51,918$233.0M0.01%