BERKSHIRE HATHAWAY INC DEL

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

PICTET BANK & TRUST Ltd's Holding History (CIK: 0001535631)

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

Q1 2015

Shares 1,390 Value ($000) $201 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 3,090 Value ($000) $464 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 2,660 Value ($000) $367 Avg Close $133.21 Range $122.72 - $142.45

Q4 2013

Shares 2,000 Value ($000) $237 Avg Close $115.63 Range $110.84 - $118.66

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	1,390	$201	$147.14	$142.50 - $151.69
Q4 2014	3,090	$464	$144.37	$132.03 - $152.94
Q3 2014	2,660	$367	$133.21	$122.72 - $142.45
Q4 2013	2,000	$237	$115.63	$110.84 - $118.66