GT ADVANCED TECHNOLOGIES INC

CUSIP: 36191U106 Class: COM

Employees Retirement System of Texas's Holding History (CIK: 0001398739)

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

Q3 2014
Shares 85,000 Value ($000) $921 Avg Close — Range —
Q2 2014
Shares 120,000 Value ($000) $2,232 Avg Close — Range —
Q1 2014
Shares 160,000 Value ($000) $2,728 Avg Close — Range —
Q4 2013
Shares 280,000 Value ($000) $2,442 Avg Close — Range —
Q3 2013
Shares 400,000 Value ($000) $3,404 Avg Close — Range —
Q2 2013
Shares 600,000 Value ($000) $2,490 Avg Close — Range —