BERKSHIRE HATHAWAY INC DEL

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

Entropy Technologies, LP's Holding History (CIK: 0001976151)

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

Q2 2025

Shares 26,787 Value ($000) $13,012 Avg Close $507.86 Range $462.10 - $542.07

Q3 2024

Shares 6,266 Value ($000) $2,884 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 24,484 Value ($000) $9,960 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 2,132 Value ($000) $897 Avg Close $393.34 Range $355.94 - $430.00

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	26,787	$13,012	$507.86	$462.10 - $542.07
Q3 2024	6,266	$2,884	$442.18	$403.82 - $484.82
Q2 2024	24,484	$9,960	$408.62	$395.66 - $424.52
Q1 2024	2,132	$897	$393.34	$355.94 - $430.00