GT ADVANCED TECHNOLOGIES INC

CUSIP: 36191U106 Class: COM

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q3 2014
Shares 1,272,300 Value ($000) $13,779 Avg Close — Range —
Q2 2014
Shares 157,352 Value ($000) $2,927 Avg Close — Range —
Q1 2014
Shares 665,592 Value ($000) $11,348 Avg Close — Range —