Back to RTW INVESTMENTS, LP

RTW INVESTMENTS, LP

Q2 2026 13F filing

Updated 27 days ago

84 disclosed positions worth $11.7B

Portfolio value
$11.7B
Total holdings
84
New positions
0
Closed positions
0
Increased
0
Decreased
0
Turnover
Filed
2026-08-14

Full holdings

Every line item disclosed in Q2 2026

M

MADRIGAL PHARMACEUTICALS INC

Value
$1.1B
Shares
1.99M
% Port
9.14%
A

ARGENX SE

Value
$658.2M
Shares
709.4K
% Port
5.62%
?
3.N/A

PTC THERAPEUTICS INC

Value
$631.9M
Shares
7.75M
% Port
5.39%
P
4.PB

PROTAGONIST THERAPEUTICS INC

Value
$620.4M
Shares
5.06M
% Port
5.30%
C

CG ONCOLOGY INC

Value
$605M
Shares
8.51M
% Port
5.16%
I

INSMED INC

Value
$516.3M
Shares
4.84M
% Port
4.41%
T

TANGO THERAPEUTICS INC

Value
$434.5M
Shares
13.90M
% Port
3.71%
S

SPYRE THERAPEUTICS INC

Value
$377.5M
Shares
4.25M
% Port
3.22%
C

CELCUITY INC

Value
$345.8M
Shares
3.30M
% Port
2.95%
E
10.EQR

ERASCA INC

Value
$328.8M
Shares
17.95M
% Port
2.81%
R
11.RDNT

RADNET INC

Value
$298.9M
Shares
4.85M
% Port
2.55%
O
12.ORKA

ORUKA THERAPEUTICS INC

Value
$298.7M
Shares
3.14M
% Port
2.55%
N
13.NTRA

NATERA INC

Value
$271.4M
Shares
1.00M
% Port
2.32%
R
14.RARE

ULTRAGENYX PHARMACEUTICAL IN

Value
$260.3M
Shares
7.80M
% Port
2.22%
I
15.IRTC

IRHYTHM HOLDINGS INC

Value
$259.6M
Shares
2.18M
% Port
2.22%
C
16.CYTK

CYTOKINETICS INC

Value
$243.8M
Shares
2.86M
% Port
2.08%
K
17.KLRA

KAILERA THERAPEUTICS INC

Value
$237.4M
Shares
10.78M
% Port
2.03%
E
18.ESTA

ESTABLISHMENT LABS HLDGS INC

Value
$227.9M
Shares
2.66M
% Port
1.95%
G
19.GH

GUARDANT HEALTH INC

Value
$222.2M
Shares
1.48M
% Port
1.90%
N
20.NBIX

NEUROCRINE BIOSCIENCES INC

Value
$213.7M
Shares
1.27M
% Port
1.82%
T
21.TARS

TARSUS PHARMACEUTICALS INC

Value
$211.3M
Shares
3.36M
% Port
1.80%
S
22.STOK

STOKE THERAPEUTICS INC

Value
$184M
Shares
5.62M
% Port
1.57%
Q
23.QURE

UNIQURE NV

Value
$181.5M
Shares
3.94M
% Port
1.55%
A
24.ACAD

ACADIA PHARMACEUTICALS INC

Value
$180.8M
Shares
7.14M
% Port
1.54%
R
25.RGEN

REPLIGEN CORP

Value
$169.3M
Shares
1.24M
% Port
1.45%
U
26.URGN

UROGEN PHARMA LTD

Value
$167.2M
Shares
4.54M
% Port
1.43%
G
27.GHRS

GH RESEARCH PLC

Value
$159.5M
Shares
5.93M
% Port
1.36%
I
28.IMCR

IMMUNOCORE HLDGS PLC

Value
$154.6M
Shares
4.87M
% Port
1.32%
C
29.CMPS

COMPASS PATHWAYS PLC

Value
$151.4M
Shares
10.70M
% Port
1.29%
I
30.IMTX

IMMATICS N.V

Value
$131.1M
Shares
12.95M
% Port
1.12%
Z
31.ZLAB

ZAI LAB LTD

Value
$124.9M
Shares
6.57M
% Port
1.07%
I
32.IMVT

IMMUNOVANT INC

Value
$122.4M
Shares
3.18M
% Port
1.05%
B
33.BLTE

BELITE BIO INC

Value
$110.2M
Shares
715.3K
% Port
0.94%
X
34.XNCR

XENCOR INC

Value
$109.1M
Shares
6.78M
% Port
0.93%
T
35.TSHA

TAYSHA GENE THERAPIES INC

Value
$92.3M
Shares
13.56M
% Port
0.79%
C
36.COGT

COGENT BIOSCIENCES INC

Value
$89.4M
Shares
2.31M
% Port
0.76%
A
37.ALKS

ALKERMES PLC

Value
$87.6M
Shares
1.67M
% Port
0.75%
G
38.GPCR

STRUCTURE THERAPEUTICS INC

Value
$86.3M
Shares
1.61M
% Port
0.74%
Q
39.QCOM

REPLIMUNE GROUP INC

Value
$82M
Shares
7.41M
% Port
0.70%
C
40.CSTL

CASTLE BIOSCIENCES INC

Value
$66.3M
Shares
2.78M
% Port
0.57%
C
41.CGC

CANDEL THERAPEUTICS INC

Value
$66.1M
Shares
6.42M
% Port
0.56%
R
42.RCL

ROCKET PHARMACEUTICALS INC

Value
$60.5M
Shares
17.69M
% Port
0.52%
K
43.KOD

KODIAK SCIENCES INC

Value
$58M
Shares
1.49M
% Port
0.49%
A
44.AKTS

AKTIS ONCOLOGY INC

Value
$51.3M
Shares
1.59M
% Port
0.44%
A
45.AXGN

AXOGEN INC

Value
$46.7M
Shares
1.01M
% Port
0.40%
D
46.DHR

DANAHER CORP DEL

Value
$43.8M
Shares
230.0K
% Port
0.37%
C
47.CGEM

CULLINAN THERAPEUTICS INC

Value
$43.1M
Shares
2.36M
% Port
0.37%
N
48.NGNE

NEUROGENE INC

Value
$42.8M
Shares
1.36M
% Port
0.37%
H
49.HNGE

HINGE HEALTH INC

Value
$41.5M
Shares
500.0K
% Port
0.35%
O
50.OBIO

ORCHESTRA BIOMED HLDGS INC

Value
$41.2M
Shares
9.56M
% Port
0.35%