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Bain Capital Life Sciences Investors, LLC

Q2 2026 13F filing

Updated 27 days ago

21 disclosed positions worth $1.7B

Portfolio value
$1.7B
Total holdings
21
New positions
0
Closed positions
0
Increased
0
Decreased
0
Turnover
Filed
2026-08-14

Full holdings

Every line item disclosed in Q2 2026

K

KAILERA THERAPEUTICS INC

Value
$497.5M
Shares
22.58M
% Port
29.58%
H

HEARTFLOW INC

Value
$247.9M
Shares
8.45M
% Port
14.74%
N

NEWAMSTERDAM PHARMA COMPANY

Value
$129M
Shares
3.81M
% Port
7.67%
S

SAVARA INC

Value
$108.4M
Shares
17.60M
% Port
6.45%
A

ALKERMES PLC

Value
$101.5M
Shares
1.94M
% Port
6.04%
S

SOLID BIOSCIENCES INC

Value
$98M
Shares
9.81M
% Port
5.83%
P

PHARVARIS N V

Value
$92.5M
Shares
2.68M
% Port
5.50%
O

OLEMA PHARMACEUTICALS INC

Value
$88.6M
Shares
7.09M
% Port
5.27%
C

HEMAB THERAPEUTICS HOLDINGS INC

Value
$60.6M
Shares
1.65M
% Port
3.60%
C
10.CABA

CABALETTA BIO INC

Value
$53.6M
Shares
17.24M
% Port
3.19%
?
11.N/A

X4 PHARMACEUTICALS INC

Value
$37.2M
Shares
7.97M
% Port
2.21%
D
12.DNTH

DIANTHUS THERAPEUTICS INC

Value
$35.3M
Shares
362.5K
% Port
2.10%
B
13.BEPC

C4 THERAPEUTICS INC

Value
$33.5M
Shares
7.17M
% Port
1.99%
?
14.N/A

KYVERNA THERAPEUTICS INC

Value
$25.7M
Shares
2.88M
% Port
1.53%
A
15.ANNX

ANNEXON INC

Value
$25.3M
Shares
4.44M
% Port
1.51%
R
16.RPID

RAPID MICRO BIOSYSTEMS INC

Value
$14.6M
Shares
8.43M
% Port
0.87%
I
17.IRON

DISC MEDICINE INC

Value
$10.3M
Shares
141.2K
% Port
0.61%
A
18.AVIR

ATEA PHARMACEUTICALS INC

Value
$9.7M
Shares
2.08M
% Port
0.57%
?
19.N/A

XILIO THERAPEUTICS INC

Value
$6.4M
Shares
664.0K
% Port
0.38%
?
20.N/A

UPSTREAM BIO INC

Value
$4.2M
Shares
600.9K
% Port
0.25%
N

NEWAMSTERDAM PHARMA COMPANY

Value
$2.1M
Shares
100.0K
% Port
0.13%