BRISTOW GROUP INC

CUSIP: 110394103 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q3 2017
Shares 96,163 Value ($000) $899 Avg Close — Range —
Q3 2015
Shares 8,787 Value ($000) $230 Avg Close — Range —