BERKSHIRE HATHAWAY INC DEL

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

Polymer Capital Management (US) LLC's Holding History (CIK: 0001973324)

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

Q4 2025

Shares 1,115 Value ($000) $560 Avg Close $497.53 Range $473.15 - $516.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,115	$560	$497.53	$473.15 - $516.85