BERKSHIRE HATHAWAY INC DEL

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

Vienna Powszechne Towarzystwo Emerytalne S.A. Vienna Insurance Group's Holding History (CIK: 0002033881)

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

Q4 2018

Shares 100,000 Value ($000) $20,418 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 100,000 Value ($000) $21,411 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 100,000 Value ($000) $18,665 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 100,000 Value ($000) $19,948 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 100,000 Value ($000) $19,822 Avg Close $189.88 Range $180.44 - $200.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	100,000	$20,418	$208.87	$186.10 - $224.07
Q3 2018	100,000	$21,411	$205.18	$185.72 - $223.00
Q2 2018	100,000	$18,665	$194.92	$184.75 - $202.77
Q1 2018	100,000	$19,948	$205.34	$189.30 - $217.62
Q4 2017	100,000	$19,822	$189.88	$180.44 - $200.50