13F Insight
DOSSIER · 13F-HR · Q2 2026

Mass General Brigham, Inc

$361M in tracked AUM across 6 positions as of Q2 2026.

MG
CIK 0001678378 · last filed Jun 30, 2026
Total AUM
$361M
as of Q2 2026
Holdings
6
—
positions
Whale Score
69
69
tracked
Activity
—
no data
changes this Q
AI Analysis · Q2 2026

Mass General Brigham, Inc filed its latest 13F-HR for Q2 2026. See the latest holdings and position changes below.

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
ACWI
ISHARES TR
$198M1.3M54.8%02
KRMN
KARMAN HLDGS INC
$78M1.6M21.6%03
RVMD
REVOLUTION MEDICINES INC
$64M344K17.8%04
TNGX
TANGO THERAPEUTICS INC
$11M354K3.1%05
MAZE
MAZE THERAPEUTICS INC
$7M240K2.0%06
MDLN
MEDLINE INC
$3M68K0.7%

Filing history

2026Q2Jun 30
$361M▼ 23.0%
6 positionsView →2026Q1Mar 31
$469M▼ 42.1%
6 positionsView →2025Q4Dec 31
$810M▲ 1756.1%
7 positionsView →2024Q3Sep 30
$44M▲ 112.4%
5 positionsLocked2024Q2Jun 30
$21M▼ 64.0%
4 positionsLocked2024Q1Mar 31
$57M▲ 103.9%
5 positionsLocked2023Q4Dec 31
$28M▲ 160.0%
2 positionsLocked2023Q3Sep 30
$11M▼ 90.2%
2 positionsLocked2023Q2Jun 30
$110M▼ 14.3%
7 positionsLocked2023Q1Mar 31
$128M▲ 91254.4%
6 positionsLocked2022Q4Dec 31
$140K▼ 27.0%
5 positionsLocked2022Q3Sep 30
$192K▼ 10.1%
3 positionsLocked
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