GUIDANCE SOFTWARE INC

CUSIP: 401692108 Class: CMN

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

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

Q2 2017
Shares 20,964 Value ($000) $139 Avg Close — Range —
Q3 2015
Shares 941 Value ($000) $6 Avg Close — Range —