GP STRATEGIES CORP

CUSIP: 36225V104 Class: COM

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

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

Q1 2016
Shares 200 Value ($000) $5 Avg Close — Range —
Q4 2015
Shares 400 Value ($000) $10 Avg Close — Range —
Q3 2015
Shares 200 Value ($000) $5 Avg Close — Range —