GSI GROUP INC CDA NEW

CUSIP: 36191C205 Class: CMN

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

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

Q1 2015
Shares 39,220 Value ($000) $522 Avg Close — Range —
Q4 2014
Shares 64,669 Value ($000) $952 Avg Close — Range —
Q3 2014
Shares 58,569 Value ($000) $673 Avg Close — Range —
Q2 2014
Shares 64,069 Value ($000) $816 Avg Close — Range —
Q1 2014
Shares 46,600 Value ($000) $609 Avg Close — Range —
Q4 2013
Shares 46,600 Value ($000) $524 Avg Close — Range —
Q3 2013
Shares 45,900 Value ($000) $438 Avg Close — Range —
Q2 2013
Shares 46,500 Value ($000) $374 Avg Close — Range —