BERKSHIRE HATHAWAY INC DEL

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

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q3 2017
Shares 71 Value ($000) $19,507 Avg Close $265381.90 Range $252254.00 - $275945.00
Q2 2017
Shares 218 Value ($000) $55,525 Avg Close $249666.89 Range $242180.00 - $257945.00