GT ADVANCED TECHNOLOGIES INC

CUSIP: 36191U106 Class: COM

PLATINUM INVESTMENT MANAGEMENT LTD's Holding History (CIK: 0001256071)

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

Q3 2014
Shares 2,530,408 Value ($000) $27,404 Avg Close — Range —
Q2 2014
Shares 2,530,408 Value ($000) $47,065 Avg Close — Range —
Q1 2014
Shares 3,208,108 Value ($000) $54,698 Avg Close — Range —
Q4 2013
Shares 4,847,108 Value ($000) $42,242 Avg Close — Range —
Q3 2013
Shares 4,847,108 Value ($000) $41,248 Avg Close — Range —
Q2 2013
Shares 4,092,108 Value ($000) $16,982 Avg Close — Range —