GP STRATEGIES CORP

CUSIP: 36225V104 Class: COM

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q1 2014
Shares 14,400 Value ($000) $392 Avg Close — Range —
Q4 2013
Shares 10,200 Value ($000) $304 Avg Close — Range —
Q3 2013
Shares 10,200 Value ($000) $267 Avg Close — Range —
Q2 2013
Shares 10,200 Value ($000) $243 Avg Close — Range —