BERKSHIRE HATHAWAY INC DEL

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

Scientech Research LLC's Holding History (CIK: 0002011556)

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

Q3 2025

Shares 1,592 Value ($000) $800 Avg Close $484.36 Range $455.19 - $507.66

Q1 2025

Shares 2,186 Value ($000) $1,164 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 2,865 Value ($000) $1,299 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 2,176 Value ($000) $1,002 Avg Close $442.18 Range $403.82 - $484.82

Q1 2024

Shares 854 Value ($000) $359 Avg Close $393.34 Range $355.94 - $430.00

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	1,592	$800	$484.36	$455.19 - $507.66
Q1 2025	2,186	$1,164	$486.15	$440.10 - $537.63
Q4 2024	2,865	$1,299	$461.73	$437.90 - $491.67
Q3 2024	2,176	$1,002	$442.18	$403.82 - $484.82
Q1 2024	854	$359	$393.34	$355.94 - $430.00