GT ADVANCED TECHNOLOGIES INC

CUSIP: 36191U106 Class: COM

Van Berkom & Associates Inc.'s Holding History (CIK: 0001524408)

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

Q4 2013
Shares 1,706,974 Value ($000) $14,876 Avg Close — Range —
Q3 2013
Shares 3,334,615 Value ($000) $28,378 Avg Close — Range —
Q2 2013
Shares 4,262,778 Value ($000) $17,691 Avg Close — Range —