GT ADVANCED TECHNOLOGIES INC

CUSIP: 36191U106 Class: COM

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q3 2014
Shares 191,100 Value ($000) $2,070 Avg Close — Range —
Q2 2014
Shares 10,708 Value ($000) $199 Avg Close — Range —
Q3 2013
Shares 26,066 Value ($000) $222 Avg Close — Range —
Q2 2013
Shares 169,961 Value ($000) $705 Avg Close — Range —