BERKSHIRE HATHAWAY INC DEL

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

DecisionMap Wealth Management, LLC's Holding History (CIK: 0002001526)

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

Q4 2025

Shares 3,883 Value ($000) $1,952 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 3,842 Value ($000) $1,931 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 3,852 Value ($000) $1,871 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 3,904 Value ($000) $2,079 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 3,876 Value ($000) $1,757 Avg Close $461.73 Range $437.90 - $491.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,883	$1,952	$497.53	$473.15 - $516.85
Q3 2025	3,842	$1,931	$484.36	$455.19 - $507.66
Q2 2025	3,852	$1,871	$507.86	$462.10 - $542.07
Q1 2025	3,904	$2,079	$486.15	$440.10 - $537.63
Q4 2024	3,876	$1,757	$461.73	$437.90 - $491.67