BERKSHIRE HATHAWAY INC DEL

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

NKCFO LLC's Holding History (CIK: 0001757282)

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

Q2 2019

Shares 6,950 Value ($000) $1,482 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 13,150 Value ($000) $2,642 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 13,150 Value ($000) $2,685 Avg Close $208.87 Range $186.10 - $224.07

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	6,950	$1,482	$206.92	$196.89 - $219.16
Q1 2019	13,150	$2,642	$201.85	$191.04 - $209.40
Q4 2018	13,150	$2,685	$208.87	$186.10 - $224.07