Back to funds

Mass General Brigham, Inc

hedge fundUpdated 34 days ago

Managed by Mass General Brigham, Inc • Latest filing Q2 2026

Portfolio value
$361.1M
Q2 2026
Filings
9
Quarterly 13F history
Top-10 concentration
100.0%
Weight of largest holdings
Annualized return
278.6%
Implied from 13F holdings

Portfolio value history

13F-disclosed portfolio value over 9 quarters

Show data table
PeriodPortfolio value
Q2 2023$109.9M
Q3 2023$10.8M
Q4 2023$28M
Q1 2024$57.1M
Q2 2024$20.5M
Q3 2024$43.6M
Q4 2025$809.8M
Q1 2026$468.9M
Q2 2026$361.1M

Top holdings

6 positions as of Q2 2026

View filing
B
1.BLK

ISHARES TR

Value
$197.7M
Shares
1.26M
% Port
54.76%
K

KARMAN HLDGS INC

Value
$78M
Shares
1.56M
% Port
21.60%
R

REVOLUTION MEDICINES INC

Value
$64.4M
Shares
344.1K
% Port
17.85%
?
4.N/A

TANGO THERAPEUTICS INC

Value
$11.1M
Shares
354.2K
% Port
3.07%
?
5.N/A

MAZE THERAPEUTICS INC

Value
$7.2M
Shares
240.0K
% Port
1.98%
M

MEDLINE INC

Value
$2.7M
Shares
68.4K
% Port
0.75%

Explore