BERKSHIRE HATHAWAY INC DEL

Ticker: BRK/B CUSIP: 084670702 Class: Common Stock

Mason Investment Advisory Services, Inc.'s Holding History (CIK: 0001635007)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 488 Value ($000) $245 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 488 Value ($000) $245 Avg Close $484.36 Range $455.19 - $507.66

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	488	$245	$497.53	$473.15 - $516.85
Q3 2025	488	$245	$484.36	$455.19 - $507.66