BERKSHIRE HATHAWAY INC DEL

CUSIP: 84670702 Class: Common

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

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

Q4 2013
Shares 374 Value ($000) $44 Avg Close — Range —
Q3 2013
Shares 303 Value ($000) $34 Avg Close — Range —
Q2 2013
Shares 303 Value ($000) $34 Avg Close — Range —