GT ADVANCED TECHNOLOGIES INC

CUSIP: 36191U106 Class: COM

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q2 2014
Shares 27,744 Value ($000) $516 Avg Close — Range —
Q1 2014
Shares 17,918 Value ($000) $306 Avg Close — Range —
Q4 2013
Shares 30,192 Value ($000) $263 Avg Close — Range —
Q3 2013
Shares 25,400 Value ($000) $216 Avg Close — Range —