BERKSHIRE HATHAWAY INC DEL

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

Mattson Financial Services, LLC's Holding History (CIK: 0002034595)

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

Q4 2025

Shares 7,752 Value ($000) $3,897 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 8,098 Value ($000) $4,071 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 7,895 Value ($000) $3,835 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 7,116 Value ($000) $3,790 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 6,698 Value ($000) $3,083 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 5,972 Value ($000) $2,429 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 6,009 Value ($000) $2,444 Avg Close $408.62 Range $395.66 - $424.52

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,752	$3,897	$497.53	$473.15 - $516.85
Q3 2025	8,098	$4,071	$484.36	$455.19 - $507.66
Q2 2025	7,895	$3,835	$507.86	$462.10 - $542.07
Q1 2025	7,116	$3,790	$486.15	$440.10 - $537.63
Q4 2024	6,698	$3,083	$461.73	$437.90 - $491.67
Q3 2024	5,972	$2,429	$442.18	$403.82 - $484.82
Q2 2024	6,009	$2,444	$408.62	$395.66 - $424.52