BERKSHIRE HATHAWAY INC DEL

Ticker: BRK/A CUSIP: 084670108 Class: CL A

Kovack Advisors, Inc.'s Holding History (CIK: 0001728321)

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

Q4 2017
Shares 1 Value ($000) $298 Avg Close $284799.47 Range $270250.00 - $301000.00
Q2 2016
Shares 1 Value ($000) $217 Avg Close $214456.19 Range $205074.00 - $221985.00
Q1 2016
Shares 1 Value ($000) $213 Avg Close $199512.94 Range $186900.00 - $215130.00