BERKSHIRE HATHAWAY INC DEL

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

IMC-Chicago, LLC's Holding History (CIK: 0001452861)

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

Q4 2025

Shares 55,225 Value ($000) $27,759 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 46,514 Value ($000) $23,384 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 16,694 Value ($000) $8,109 Avg Close $507.86 Range $462.10 - $542.07

Q4 2024

Shares 50,643 Value ($000) $22,955 Avg Close $461.73 Range $437.90 - $491.67

Q2 2024

Shares 23,075 Value ($000) $9,387 Avg Close $408.62 Range $395.66 - $424.52

Q1 2019

Shares 10,375 Value ($000) $2,084 Avg Close $201.85 Range $191.04 - $209.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	55,225	$27,759	$497.53	$473.15 - $516.85
Q3 2025	46,514	$23,384	$484.36	$455.19 - $507.66
Q2 2025	16,694	$8,109	$507.86	$462.10 - $542.07
Q4 2024	50,643	$22,955	$461.73	$437.90 - $491.67
Q2 2024	23,075	$9,387	$408.62	$395.66 - $424.52
Q1 2019	10,375	$2,084	$201.85	$191.04 - $209.40