GT ADVANCED TECHNOLOGIES INC

CUSIP: 36191U106 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q3 2014
Shares 258,800 Value ($000) $2,803 Avg Close — Range —
Q2 2014
Shares 258,800 Value ($000) $4,814 Avg Close — Range —
Q1 2014
Shares 258,129 Value ($000) $4,401 Avg Close — Range —
Q4 2013
Shares 217,100 Value ($000) $1,893 Avg Close — Range —
Q3 2013
Shares 217,100 Value ($000) $1,848 Avg Close — Range —
Q2 2013
Shares 197,278 Value ($000) $819 Avg Close — Range —