BERKSHIRE HATHAWAY INC DEL

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

Madden Advisory Services, Inc.'s Holding History (CIK: 0001542284)

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

Q1 2017

Shares 717 Value ($000) $119 Avg Close $167.31 Range $158.61 - $177.86

Q3 2015

Shares 717 Value ($000) $93 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 826 Value ($000) $112 Avg Close $142.63 Range $136.08 - $148.57

Q4 2014

Shares 536 Value ($000) $80 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 536 Value ($000) $74 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 424 Value ($000) $54 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 424 Value ($000) $53 Avg Close $116.85 Range $108.12 - $125.91

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	717	$119	$167.31	$158.61 - $177.86
Q3 2015	717	$93	$137.00	$125.50 - $144.69
Q2 2015	826	$112	$142.63	$136.08 - $148.57
Q4 2014	536	$80	$144.37	$132.03 - $152.94
Q3 2014	536	$74	$133.21	$122.72 - $142.45
Q2 2014	424	$54	$126.57	$121.09 - $129.73
Q1 2014	424	$53	$116.85	$108.12 - $125.91