BERKSHIRE HATHAWAY INC DEL

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

WHITEBOX ADVISORS LLC's Holding History (CIK: 0001257391)

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

Q2 2013

Shares 3,399 Value ($000) $380 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2013	3,399	$380	$110.02	$102.69 - $115.98