Mass General Brigham, Inc

CIK 0001678378

Annualised vol

9.844123%

Beta

0.15048

HHI

3797.483059

Top-10 weight

100.0%

VaR 95%

0.877715%

VaR 99%

1.651%

Max drawdown

17.863314%

Matched value

23.643857%

Returns of reported holdings

Loading returns…

What the latest 13F shows bought and sold against the quarter before, by share count.

Ticker	Change	Shares now	Shares before	Share change %	Value now ($)
RVMD	UNCHANGED	344,091	344,091	0.0%	64,441,362
TNGX	UNCHANGED	354,192	354,192	0.0%	11,072,042
MAZE	UNCHANGED	239,994	239,994	0.0%	7,161,421
MDLN	REDUCED	68,413	70,357	-2.76%	2,698,209

Ticker	Change	Issuer	Class	CUSIP	Value ($)	Weight %	Shares
-		ISHARES TR	MSCI ACWI ETF	464288257	197,728,359	54.76	1259657.0
-		KARMAN HLDGS INC	COM	485924104	77,977,736	21.6	1562054.0
RVMD	UNCHANGED	REVOLUTION MEDICINES INC	COM	76155X100	64,441,362	17.85	344091.0
TNGX	UNCHANGED	TANGO THERAPEUTICS INC	COM	87583X109	11,072,042	3.07	354192.0
MAZE	UNCHANGED	MAZE THERAPEUTICS INC	COM	578784100	7,161,421	1.98	239994.0
MDLN	REDUCED	MEDLINE INC	COM	58507V107	2,698,209	0.75	68413.0

Period	Filed	Value ($)	Positions	Vol %	Beta	Max DD %
2026-06-30	2026-08-07	361,079,129	6	9.844123	0.15048	17.863314
2026-03-31	2026-05-05	468,920,924	6	4.053654	0.061542	7.384543
2025-12-31	2026-01-27	809,786,992	7	1.917446	0.029081	3.541448