GSI GROUP INC CDA NEW

CUSIP: 36191C205 Class: CMN

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q1 2016
Shares 6,700 Value ($000) $95 Avg Close — Range —
Q4 2015
Shares 6,700 Value ($000) $91 Avg Close — Range —
Q3 2015
Shares 6,700 Value ($000) $86 Avg Close — Range —
Q2 2015
Shares 6,700 Value ($000) $101 Avg Close — Range —