BERKSHIRE HATHAWAY INC DEL

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

Cornerstone Financial Management LLC's Holding History (CIK: 0002110329)

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

Q4 2025

Shares 807 Value ($000) $406 Avg Close $497.53 Range $473.15 - $516.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	807	$406	$497.53	$473.15 - $516.85